diff --git a/01-introduction.html b/01-introduction.html
index 37207f5..b1d8a7e 100644
--- a/01-introduction.html
+++ b/01-introduction.html
@@ -413,7 +413,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/01-introduction.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/02-think-data.html b/02-think-data.html
index 3ac3aeb..b5f2ff2 100644
--- a/02-think-data.html
+++ b/02-think-data.html
@@ -417,7 +417,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/02-think-data.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/03-foundations.html b/03-foundations.html
index 88bdeeb..7f9d41e 100644
--- a/03-foundations.html
+++ b/03-foundations.html
@@ -470,7 +470,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/03-foundations.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/04-regular-expressions.html b/04-regular-expressions.html
index 229fae0..e80e296 100644
--- a/04-regular-expressions.html
+++ b/04-regular-expressions.html
@@ -400,7 +400,7 @@ <h3 class="callout-title">Using special characters in regular expression
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">organize</span></span>
@@ -453,7 +453,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organize</span></span>
@@ -487,7 +487,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3">Show me the solution</h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <pre><code><span><span class="va">organiser</span></span>
 <span><span class="va">Organized</span></span>
@@ -521,7 +521,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4">Show me the solution</h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organized</span></span>
@@ -555,7 +555,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5">Show me the solution</h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organized</span></span>
@@ -589,7 +589,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6">Show me the solution</h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <pre><code><span><span class="va">organisers</span></span>
 <span><span class="va">Organizers</span></span>
@@ -623,7 +623,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7">Show me the solution</h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organi1e</span></span>
@@ -679,7 +679,7 @@ <h3 class="callout-title">Using square brackets<a class="anchor" aria-label="anc
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8">Show me the solution</h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <pre><code><span><span class="va">French</span></span>
 <span><span class="va">France</span></span>
@@ -710,7 +710,7 @@ <h3 class="callout-title">Using dollar signs<a class="anchor" aria-label="anchor
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution9" aria-expanded="false" aria-controls="collapseSolution9">
   <h4 class="accordion-header" id="headingSolution9">Show me the solution</h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <pre><code><span><span class="va">French</span></span>
 <span><span class="va">France</span></span>
@@ -741,7 +741,7 @@ <h3 class="callout-title">Introducing options<a class="anchor" aria-label="ancho
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution10" aria-expanded="false" aria-controls="collapseSolution10">
   <h4 class="accordion-header" id="headingSolution10">Show me the solution</h4>
 </button>
-<div id="collapseSolution10" class="accordion-collapse collapse" aria-labelledby="headingSolution10" data-bs-parent="#accordionSolution10">
+<div id="collapseSolution10" class="accordion-collapse collapse" data-bs-parent="#accordionSolution10" aria-labelledby="headingSolution10">
 <div class="accordion-body">
 <pre><code>^France|^French</code></pre>
 <p>This will also find words where there were characters after
@@ -768,7 +768,7 @@ <h3 class="callout-title">Case insensitivity<a class="anchor" aria-label="anchor
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution11" aria-expanded="false" aria-controls="collapseSolution11">
   <h4 class="accordion-header" id="headingSolution11">Solutions</h4>
 </button>
-<div id="collapseSolution11" class="accordion-collapse collapse" aria-labelledby="headingSolution11" data-bs-parent="#accordionSolution11">
+<div id="collapseSolution11" class="accordion-collapse collapse" data-bs-parent="#accordionSolution11" aria-labelledby="headingSolution11">
 <div class="accordion-body">
 <pre><code>\b[Cc]olou?r\b|\bCOLOU?R\b
 /colou?r/i</code></pre>
@@ -805,7 +805,7 @@ <h3 class="callout-title">Word boundaries<a class="anchor" aria-label="anchor" h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution12" aria-expanded="false" aria-controls="collapseSolution12">
   <h4 class="accordion-header" id="headingSolution12">Show me the solution</h4>
 </button>
-<div id="collapseSolution12" class="accordion-collapse collapse" aria-labelledby="headingSolution12" data-bs-parent="#accordionSolution12">
+<div id="collapseSolution12" class="accordion-collapse collapse" data-bs-parent="#accordionSolution12" aria-labelledby="headingSolution12">
 <div class="accordion-body">
 <pre><code>\bhead ?rest\b</code></pre>
 <p>Note that although <code>\bhead\s?rest\b</code> does work, it will
@@ -834,7 +834,7 @@ <h3 class="callout-title">Matching non-linguistic patterns<a class="anchor" aria
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution13" aria-expanded="false" aria-controls="collapseSolution13">
   <h4 class="accordion-header" id="headingSolution13">Show me the solution</h4>
 </button>
-<div id="collapseSolution13" class="accordion-collapse collapse" aria-labelledby="headingSolution13" data-bs-parent="#accordionSolution13">
+<div id="collapseSolution13" class="accordion-collapse collapse" data-bs-parent="#accordionSolution13" aria-labelledby="headingSolution13">
 <div class="accordion-body">
 <pre><code>0+[a-z]{4}\b</code></pre>
 </div>
@@ -858,7 +858,7 @@ <h3 class="callout-title">Matching digits<a class="anchor" aria-label="anchor" h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution14" aria-expanded="false" aria-controls="collapseSolution14">
   <h4 class="accordion-header" id="headingSolution14">Show me the solution</h4>
 </button>
-<div id="collapseSolution14" class="accordion-collapse collapse" aria-labelledby="headingSolution14" data-bs-parent="#accordionSolution14">
+<div id="collapseSolution14" class="accordion-collapse collapse" data-bs-parent="#accordionSolution14" aria-labelledby="headingSolution14">
 <div class="accordion-body">
 <pre><code>\d{4}</code></pre>
 <p>Note this will also match 4 digit strings within longer strings of
@@ -884,7 +884,7 @@ <h3 class="callout-title">Matching dates<a class="anchor" aria-label="anchor" hr
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution15" aria-expanded="false" aria-controls="collapseSolution15">
   <h4 class="accordion-header" id="headingSolution15">Show me the solution</h4>
 </button>
-<div id="collapseSolution15" class="accordion-collapse collapse" aria-labelledby="headingSolution15" data-bs-parent="#accordionSolution15">
+<div id="collapseSolution15" class="accordion-collapse collapse" data-bs-parent="#accordionSolution15" aria-labelledby="headingSolution15">
 <div class="accordion-body">
 <pre><code>\b\d{2}-\d{2}-\d{4}\b</code></pre>
 <p>Depending on your data, you may chose to remove the word
@@ -911,7 +911,7 @@ <h3 class="callout-title">Matching multiple date formats<a class="anchor" aria-l
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution16" aria-expanded="false" aria-controls="collapseSolution16">
   <h4 class="accordion-header" id="headingSolution16">Show me the solution</h4>
 </button>
-<div id="collapseSolution16" class="accordion-collapse collapse" aria-labelledby="headingSolution16" data-bs-parent="#accordionSolution16">
+<div id="collapseSolution16" class="accordion-collapse collapse" data-bs-parent="#accordionSolution16" aria-labelledby="headingSolution16">
 <div class="accordion-body">
 <pre><code>\d{2}-\d{2}-\d{2,4}$</code></pre>
 <p>Note this will also find strings such as <code>31-01-198</code> at
@@ -941,7 +941,7 @@ <h3 class="callout-title">Matching publication formats<a class="anchor" aria-lab
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution17" aria-expanded="false" aria-controls="collapseSolution17">
   <h4 class="accordion-header" id="headingSolution17">Show me the solution</h4>
 </button>
-<div id="collapseSolution17" class="accordion-collapse collapse" aria-labelledby="headingSolution17" data-bs-parent="#accordionSolution17">
+<div id="collapseSolution17" class="accordion-collapse collapse" data-bs-parent="#accordionSolution17" aria-labelledby="headingSolution17">
 <div class="accordion-body">
 <pre><code>.* ?: .*, \d{4}</code></pre>
 <p>Without word boundaries you will find that this matches any text you
@@ -1039,7 +1039,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/04-regular-expressions.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/05-quiz.html b/05-quiz.html
index e7458cc..8a94d23 100644
--- a/05-quiz.html
+++ b/05-quiz.html
@@ -462,7 +462,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/05-quiz.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/06-quiz-answers.html b/06-quiz-answers.html
index 146b1f9..b9b8324 100644
--- a/06-quiz-answers.html
+++ b/06-quiz-answers.html
@@ -443,7 +443,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/06-quiz-answers.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/404.html b/404.html
index a7417b4..0cbce9d 100644
--- a/404.html
+++ b/404.html
@@ -308,8 +308,8 @@ <h1>Page not found</h1>
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/404.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/404.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index b027a0c..5d3b998 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -328,7 +328,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/CODE_OF_CONDUCT.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index b9eb55d..4c39b69 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -379,7 +379,7 @@ <h1>Licenses</h1>
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/LICENSE.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 891da97..97b8cee 100644
--- a/aio.html
+++ b/aio.html
@@ -817,7 +817,7 @@ <h3 class="callout-title">Using special characters in regular expression
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">organize</span></span>
@@ -872,7 +872,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organize</span></span>
@@ -906,7 +906,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3">Show me the solution</h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <pre><code><span><span class="va">organiser</span></span>
 <span><span class="va">Organized</span></span>
@@ -940,7 +940,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4">Show me the solution</h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organized</span></span>
@@ -974,7 +974,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5">Show me the solution</h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organized</span></span>
@@ -1008,7 +1008,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6">Show me the solution</h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <pre><code><span><span class="va">organisers</span></span>
 <span><span class="va">Organizers</span></span>
@@ -1042,7 +1042,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7">Show me the solution</h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organi1e</span></span>
@@ -1099,7 +1099,7 @@ <h3 class="callout-title">Using square brackets<a class="anchor" aria-label="anc
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8">Show me the solution</h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <pre><code><span><span class="va">French</span></span>
 <span><span class="va">France</span></span>
@@ -1130,7 +1130,7 @@ <h3 class="callout-title">Using dollar signs<a class="anchor" aria-label="anchor
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution9" aria-expanded="false" aria-controls="collapseSolution9">
   <h4 class="accordion-header" id="headingSolution9">Show me the solution</h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <pre><code><span><span class="va">French</span></span>
 <span><span class="va">France</span></span>
@@ -1161,7 +1161,7 @@ <h3 class="callout-title">Introducing options<a class="anchor" aria-label="ancho
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution10" aria-expanded="false" aria-controls="collapseSolution10">
   <h4 class="accordion-header" id="headingSolution10">Show me the solution</h4>
 </button>
-<div id="collapseSolution10" class="accordion-collapse collapse" aria-labelledby="headingSolution10" data-bs-parent="#accordionSolution10">
+<div id="collapseSolution10" class="accordion-collapse collapse" data-bs-parent="#accordionSolution10" aria-labelledby="headingSolution10">
 <div class="accordion-body">
 <pre><code>^France|^French</code></pre>
 <p>This will also find words where there were characters after
@@ -1188,7 +1188,7 @@ <h3 class="callout-title">Case insensitivity<a class="anchor" aria-label="anchor
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution11" aria-expanded="false" aria-controls="collapseSolution11">
   <h4 class="accordion-header" id="headingSolution11">Solutions</h4>
 </button>
-<div id="collapseSolution11" class="accordion-collapse collapse" aria-labelledby="headingSolution11" data-bs-parent="#accordionSolution11">
+<div id="collapseSolution11" class="accordion-collapse collapse" data-bs-parent="#accordionSolution11" aria-labelledby="headingSolution11">
 <div class="accordion-body">
 <pre><code>\b[Cc]olou?r\b|\bCOLOU?R\b
 /colou?r/i</code></pre>
@@ -1225,7 +1225,7 @@ <h3 class="callout-title">Word boundaries<a class="anchor" aria-label="anchor" h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution12" aria-expanded="false" aria-controls="collapseSolution12">
   <h4 class="accordion-header" id="headingSolution12">Show me the solution</h4>
 </button>
-<div id="collapseSolution12" class="accordion-collapse collapse" aria-labelledby="headingSolution12" data-bs-parent="#accordionSolution12">
+<div id="collapseSolution12" class="accordion-collapse collapse" data-bs-parent="#accordionSolution12" aria-labelledby="headingSolution12">
 <div class="accordion-body">
 <pre><code>\bhead ?rest\b</code></pre>
 <p>Note that although <code>\bhead\s?rest\b</code> does work, it will
@@ -1254,7 +1254,7 @@ <h3 class="callout-title">Matching non-linguistic patterns<a class="anchor" aria
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution13" aria-expanded="false" aria-controls="collapseSolution13">
   <h4 class="accordion-header" id="headingSolution13">Show me the solution</h4>
 </button>
-<div id="collapseSolution13" class="accordion-collapse collapse" aria-labelledby="headingSolution13" data-bs-parent="#accordionSolution13">
+<div id="collapseSolution13" class="accordion-collapse collapse" data-bs-parent="#accordionSolution13" aria-labelledby="headingSolution13">
 <div class="accordion-body">
 <pre><code>0+[a-z]{4}\b</code></pre>
 </div>
@@ -1278,7 +1278,7 @@ <h3 class="callout-title">Matching digits<a class="anchor" aria-label="anchor" h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution14" aria-expanded="false" aria-controls="collapseSolution14">
   <h4 class="accordion-header" id="headingSolution14">Show me the solution</h4>
 </button>
-<div id="collapseSolution14" class="accordion-collapse collapse" aria-labelledby="headingSolution14" data-bs-parent="#accordionSolution14">
+<div id="collapseSolution14" class="accordion-collapse collapse" data-bs-parent="#accordionSolution14" aria-labelledby="headingSolution14">
 <div class="accordion-body">
 <pre><code>\d{4}</code></pre>
 <p>Note this will also match 4 digit strings within longer strings of
@@ -1304,7 +1304,7 @@ <h3 class="callout-title">Matching dates<a class="anchor" aria-label="anchor" hr
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution15" aria-expanded="false" aria-controls="collapseSolution15">
   <h4 class="accordion-header" id="headingSolution15">Show me the solution</h4>
 </button>
-<div id="collapseSolution15" class="accordion-collapse collapse" aria-labelledby="headingSolution15" data-bs-parent="#accordionSolution15">
+<div id="collapseSolution15" class="accordion-collapse collapse" data-bs-parent="#accordionSolution15" aria-labelledby="headingSolution15">
 <div class="accordion-body">
 <pre><code>\b\d{2}-\d{2}-\d{4}\b</code></pre>
 <p>Depending on your data, you may chose to remove the word
@@ -1331,7 +1331,7 @@ <h3 class="callout-title">Matching multiple date formats<a class="anchor" aria-l
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution16" aria-expanded="false" aria-controls="collapseSolution16">
   <h4 class="accordion-header" id="headingSolution16">Show me the solution</h4>
 </button>
-<div id="collapseSolution16" class="accordion-collapse collapse" aria-labelledby="headingSolution16" data-bs-parent="#accordionSolution16">
+<div id="collapseSolution16" class="accordion-collapse collapse" data-bs-parent="#accordionSolution16" aria-labelledby="headingSolution16">
 <div class="accordion-body">
 <pre><code>\d{2}-\d{2}-\d{2,4}$</code></pre>
 <p>Note this will also find strings such as <code>31-01-198</code> at
@@ -1361,7 +1361,7 @@ <h3 class="callout-title">Matching publication formats<a class="anchor" aria-lab
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution17" aria-expanded="false" aria-controls="collapseSolution17">
   <h4 class="accordion-header" id="headingSolution17">Show me the solution</h4>
 </button>
-<div id="collapseSolution17" class="accordion-collapse collapse" aria-labelledby="headingSolution17" data-bs-parent="#accordionSolution17">
+<div id="collapseSolution17" class="accordion-collapse collapse" data-bs-parent="#accordionSolution17" aria-labelledby="headingSolution17">
 <div class="accordion-body">
 <pre><code>.* ?: .*, \d{4}</code></pre>
 <p>Without word boundaries you will find that this matches any text you
@@ -1806,8 +1806,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/aio.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/aio.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/discuss.html b/discuss.html
index aa2acbb..f4f0dcc 100644
--- a/discuss.html
+++ b/discuss.html
@@ -329,7 +329,7 @@ <h1>Discussion</h1>
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/discuss.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/images.html b/images.html
index aaa2d74..fe1996d 100644
--- a/images.html
+++ b/images.html
@@ -353,8 +353,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/images.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/images.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/index.html b/index.html
index 2b58fc7..44296f2 100644
--- a/index.html
+++ b/index.html
@@ -321,8 +321,8 @@ <h3 class="callout-title">Prerequisites<a class="anchor" aria-label="anchor" hre
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/index.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/index.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor-notes.html b/instructor-notes.html
index 73c8ec0..181174c 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
@@ -437,8 +437,8 @@ <h1 id="general-notes-on-data-intro">General notes on Data Intro<a class="anchor
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor-notes.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor-notes.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/01-introduction.html b/instructor/01-introduction.html
index dca286a..d334597 100644
--- a/instructor/01-introduction.html
+++ b/instructor/01-introduction.html
@@ -415,7 +415,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/01-introduction.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/02-think-data.html b/instructor/02-think-data.html
index c6f8496..cb78d46 100644
--- a/instructor/02-think-data.html
+++ b/instructor/02-think-data.html
@@ -419,7 +419,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/02-think-data.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/03-foundations.html b/instructor/03-foundations.html
index 4646317..eddd628 100644
--- a/instructor/03-foundations.html
+++ b/instructor/03-foundations.html
@@ -472,7 +472,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/03-foundations.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/04-regular-expressions.html b/instructor/04-regular-expressions.html
index 03c0ed7..7b6b644 100644
--- a/instructor/04-regular-expressions.html
+++ b/instructor/04-regular-expressions.html
@@ -402,7 +402,7 @@ <h3 class="callout-title">Using special characters in regular expression
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">organize</span></span>
@@ -455,7 +455,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organize</span></span>
@@ -489,7 +489,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3">Show me the solution</h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <pre><code><span><span class="va">organiser</span></span>
 <span><span class="va">Organized</span></span>
@@ -523,7 +523,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4">Show me the solution</h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organized</span></span>
@@ -557,7 +557,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5">Show me the solution</h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organized</span></span>
@@ -591,7 +591,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6">Show me the solution</h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <pre><code><span><span class="va">organisers</span></span>
 <span><span class="va">Organizers</span></span>
@@ -625,7 +625,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7">Show me the solution</h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organi1e</span></span>
@@ -681,7 +681,7 @@ <h3 class="callout-title">Using square brackets<a class="anchor" aria-label="anc
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8">Show me the solution</h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <pre><code><span><span class="va">French</span></span>
 <span><span class="va">France</span></span>
@@ -712,7 +712,7 @@ <h3 class="callout-title">Using dollar signs<a class="anchor" aria-label="anchor
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution9" aria-expanded="false" aria-controls="collapseSolution9">
   <h4 class="accordion-header" id="headingSolution9">Show me the solution</h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <pre><code><span><span class="va">French</span></span>
 <span><span class="va">France</span></span>
@@ -743,7 +743,7 @@ <h3 class="callout-title">Introducing options<a class="anchor" aria-label="ancho
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution10" aria-expanded="false" aria-controls="collapseSolution10">
   <h4 class="accordion-header" id="headingSolution10">Show me the solution</h4>
 </button>
-<div id="collapseSolution10" class="accordion-collapse collapse" aria-labelledby="headingSolution10" data-bs-parent="#accordionSolution10">
+<div id="collapseSolution10" class="accordion-collapse collapse" data-bs-parent="#accordionSolution10" aria-labelledby="headingSolution10">
 <div class="accordion-body">
 <pre><code>^France|^French</code></pre>
 <p>This will also find words where there were characters after
@@ -770,7 +770,7 @@ <h3 class="callout-title">Case insensitivity<a class="anchor" aria-label="anchor
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution11" aria-expanded="false" aria-controls="collapseSolution11">
   <h4 class="accordion-header" id="headingSolution11">Solutions</h4>
 </button>
-<div id="collapseSolution11" class="accordion-collapse collapse" aria-labelledby="headingSolution11" data-bs-parent="#accordionSolution11">
+<div id="collapseSolution11" class="accordion-collapse collapse" data-bs-parent="#accordionSolution11" aria-labelledby="headingSolution11">
 <div class="accordion-body">
 <pre><code>\b[Cc]olou?r\b|\bCOLOU?R\b
 /colou?r/i</code></pre>
@@ -807,7 +807,7 @@ <h3 class="callout-title">Word boundaries<a class="anchor" aria-label="anchor" h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution12" aria-expanded="false" aria-controls="collapseSolution12">
   <h4 class="accordion-header" id="headingSolution12">Show me the solution</h4>
 </button>
-<div id="collapseSolution12" class="accordion-collapse collapse" aria-labelledby="headingSolution12" data-bs-parent="#accordionSolution12">
+<div id="collapseSolution12" class="accordion-collapse collapse" data-bs-parent="#accordionSolution12" aria-labelledby="headingSolution12">
 <div class="accordion-body">
 <pre><code>\bhead ?rest\b</code></pre>
 <p>Note that although <code>\bhead\s?rest\b</code> does work, it will
@@ -836,7 +836,7 @@ <h3 class="callout-title">Matching non-linguistic patterns<a class="anchor" aria
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution13" aria-expanded="false" aria-controls="collapseSolution13">
   <h4 class="accordion-header" id="headingSolution13">Show me the solution</h4>
 </button>
-<div id="collapseSolution13" class="accordion-collapse collapse" aria-labelledby="headingSolution13" data-bs-parent="#accordionSolution13">
+<div id="collapseSolution13" class="accordion-collapse collapse" data-bs-parent="#accordionSolution13" aria-labelledby="headingSolution13">
 <div class="accordion-body">
 <pre><code>0+[a-z]{4}\b</code></pre>
 </div>
@@ -860,7 +860,7 @@ <h3 class="callout-title">Matching digits<a class="anchor" aria-label="anchor" h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution14" aria-expanded="false" aria-controls="collapseSolution14">
   <h4 class="accordion-header" id="headingSolution14">Show me the solution</h4>
 </button>
-<div id="collapseSolution14" class="accordion-collapse collapse" aria-labelledby="headingSolution14" data-bs-parent="#accordionSolution14">
+<div id="collapseSolution14" class="accordion-collapse collapse" data-bs-parent="#accordionSolution14" aria-labelledby="headingSolution14">
 <div class="accordion-body">
 <pre><code>\d{4}</code></pre>
 <p>Note this will also match 4 digit strings within longer strings of
@@ -886,7 +886,7 @@ <h3 class="callout-title">Matching dates<a class="anchor" aria-label="anchor" hr
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution15" aria-expanded="false" aria-controls="collapseSolution15">
   <h4 class="accordion-header" id="headingSolution15">Show me the solution</h4>
 </button>
-<div id="collapseSolution15" class="accordion-collapse collapse" aria-labelledby="headingSolution15" data-bs-parent="#accordionSolution15">
+<div id="collapseSolution15" class="accordion-collapse collapse" data-bs-parent="#accordionSolution15" aria-labelledby="headingSolution15">
 <div class="accordion-body">
 <pre><code>\b\d{2}-\d{2}-\d{4}\b</code></pre>
 <p>Depending on your data, you may chose to remove the word
@@ -913,7 +913,7 @@ <h3 class="callout-title">Matching multiple date formats<a class="anchor" aria-l
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution16" aria-expanded="false" aria-controls="collapseSolution16">
   <h4 class="accordion-header" id="headingSolution16">Show me the solution</h4>
 </button>
-<div id="collapseSolution16" class="accordion-collapse collapse" aria-labelledby="headingSolution16" data-bs-parent="#accordionSolution16">
+<div id="collapseSolution16" class="accordion-collapse collapse" data-bs-parent="#accordionSolution16" aria-labelledby="headingSolution16">
 <div class="accordion-body">
 <pre><code>\d{2}-\d{2}-\d{2,4}$</code></pre>
 <p>Note this will also find strings such as <code>31-01-198</code> at
@@ -943,7 +943,7 @@ <h3 class="callout-title">Matching publication formats<a class="anchor" aria-lab
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution17" aria-expanded="false" aria-controls="collapseSolution17">
   <h4 class="accordion-header" id="headingSolution17">Show me the solution</h4>
 </button>
-<div id="collapseSolution17" class="accordion-collapse collapse" aria-labelledby="headingSolution17" data-bs-parent="#accordionSolution17">
+<div id="collapseSolution17" class="accordion-collapse collapse" data-bs-parent="#accordionSolution17" aria-labelledby="headingSolution17">
 <div class="accordion-body">
 <pre><code>.* ?: .*, \d{4}</code></pre>
 <p>Without word boundaries you will find that this matches any text you
@@ -1041,7 +1041,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/04-regular-expressions.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/05-quiz.html b/instructor/05-quiz.html
index 8a6fcf3..f0ab54e 100644
--- a/instructor/05-quiz.html
+++ b/instructor/05-quiz.html
@@ -464,7 +464,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/05-quiz.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/06-quiz-answers.html b/instructor/06-quiz-answers.html
index 4c882f0..ba4c06f 100644
--- a/instructor/06-quiz-answers.html
+++ b/instructor/06-quiz-answers.html
@@ -445,7 +445,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/06-quiz-answers.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/404.html b/instructor/404.html
index fbf13db..ff613a3 100644
--- a/instructor/404.html
+++ b/instructor/404.html
@@ -308,8 +308,8 @@ <h1>Page not found</h1>
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/404.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/404.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index 0266ce9..8232c49 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -330,7 +330,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/CODE_OF_CONDUCT.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index 7f88e8d..3c74959 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
@@ -381,7 +381,7 @@ <h1>Licenses</h1>
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/LICENSE.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/aio.html b/instructor/aio.html
index 26285f6..6984aa1 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -823,7 +823,7 @@ <h3 class="callout-title">Using special characters in regular expression
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1">Show me the solution</h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">organize</span></span>
@@ -878,7 +878,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2">Show me the solution</h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organize</span></span>
@@ -912,7 +912,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3">Show me the solution</h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <pre><code><span><span class="va">organiser</span></span>
 <span><span class="va">Organized</span></span>
@@ -946,7 +946,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4">Show me the solution</h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organized</span></span>
@@ -980,7 +980,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5">Show me the solution</h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organized</span></span>
@@ -1014,7 +1014,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6">Show me the solution</h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
 <div class="accordion-body">
 <pre><code><span><span class="va">organisers</span></span>
 <span><span class="va">Organizers</span></span>
@@ -1048,7 +1048,7 @@ <h3 class="callout-title">
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7">Show me the solution</h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
 <div class="accordion-body">
 <pre><code><span><span class="va">organise</span></span>
 <span><span class="va">Organi1e</span></span>
@@ -1105,7 +1105,7 @@ <h3 class="callout-title">Using square brackets<a class="anchor" aria-label="anc
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8">Show me the solution</h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
 <div class="accordion-body">
 <pre><code><span><span class="va">French</span></span>
 <span><span class="va">France</span></span>
@@ -1136,7 +1136,7 @@ <h3 class="callout-title">Using dollar signs<a class="anchor" aria-label="anchor
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution9" aria-expanded="false" aria-controls="collapseSolution9">
   <h4 class="accordion-header" id="headingSolution9">Show me the solution</h4>
 </button>
-<div id="collapseSolution9" class="accordion-collapse collapse" aria-labelledby="headingSolution9" data-bs-parent="#accordionSolution9">
+<div id="collapseSolution9" class="accordion-collapse collapse" data-bs-parent="#accordionSolution9" aria-labelledby="headingSolution9">
 <div class="accordion-body">
 <pre><code><span><span class="va">French</span></span>
 <span><span class="va">France</span></span>
@@ -1167,7 +1167,7 @@ <h3 class="callout-title">Introducing options<a class="anchor" aria-label="ancho
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution10" aria-expanded="false" aria-controls="collapseSolution10">
   <h4 class="accordion-header" id="headingSolution10">Show me the solution</h4>
 </button>
-<div id="collapseSolution10" class="accordion-collapse collapse" aria-labelledby="headingSolution10" data-bs-parent="#accordionSolution10">
+<div id="collapseSolution10" class="accordion-collapse collapse" data-bs-parent="#accordionSolution10" aria-labelledby="headingSolution10">
 <div class="accordion-body">
 <pre><code>^France|^French</code></pre>
 <p>This will also find words where there were characters after
@@ -1194,7 +1194,7 @@ <h3 class="callout-title">Case insensitivity<a class="anchor" aria-label="anchor
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution11" aria-expanded="false" aria-controls="collapseSolution11">
   <h4 class="accordion-header" id="headingSolution11">Solutions</h4>
 </button>
-<div id="collapseSolution11" class="accordion-collapse collapse" aria-labelledby="headingSolution11" data-bs-parent="#accordionSolution11">
+<div id="collapseSolution11" class="accordion-collapse collapse" data-bs-parent="#accordionSolution11" aria-labelledby="headingSolution11">
 <div class="accordion-body">
 <pre><code>\b[Cc]olou?r\b|\bCOLOU?R\b
 /colou?r/i</code></pre>
@@ -1231,7 +1231,7 @@ <h3 class="callout-title">Word boundaries<a class="anchor" aria-label="anchor" h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution12" aria-expanded="false" aria-controls="collapseSolution12">
   <h4 class="accordion-header" id="headingSolution12">Show me the solution</h4>
 </button>
-<div id="collapseSolution12" class="accordion-collapse collapse" aria-labelledby="headingSolution12" data-bs-parent="#accordionSolution12">
+<div id="collapseSolution12" class="accordion-collapse collapse" data-bs-parent="#accordionSolution12" aria-labelledby="headingSolution12">
 <div class="accordion-body">
 <pre><code>\bhead ?rest\b</code></pre>
 <p>Note that although <code>\bhead\s?rest\b</code> does work, it will
@@ -1260,7 +1260,7 @@ <h3 class="callout-title">Matching non-linguistic patterns<a class="anchor" aria
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution13" aria-expanded="false" aria-controls="collapseSolution13">
   <h4 class="accordion-header" id="headingSolution13">Show me the solution</h4>
 </button>
-<div id="collapseSolution13" class="accordion-collapse collapse" aria-labelledby="headingSolution13" data-bs-parent="#accordionSolution13">
+<div id="collapseSolution13" class="accordion-collapse collapse" data-bs-parent="#accordionSolution13" aria-labelledby="headingSolution13">
 <div class="accordion-body">
 <pre><code>0+[a-z]{4}\b</code></pre>
 </div>
@@ -1284,7 +1284,7 @@ <h3 class="callout-title">Matching digits<a class="anchor" aria-label="anchor" h
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution14" aria-expanded="false" aria-controls="collapseSolution14">
   <h4 class="accordion-header" id="headingSolution14">Show me the solution</h4>
 </button>
-<div id="collapseSolution14" class="accordion-collapse collapse" aria-labelledby="headingSolution14" data-bs-parent="#accordionSolution14">
+<div id="collapseSolution14" class="accordion-collapse collapse" data-bs-parent="#accordionSolution14" aria-labelledby="headingSolution14">
 <div class="accordion-body">
 <pre><code>\d{4}</code></pre>
 <p>Note this will also match 4 digit strings within longer strings of
@@ -1310,7 +1310,7 @@ <h3 class="callout-title">Matching dates<a class="anchor" aria-label="anchor" hr
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution15" aria-expanded="false" aria-controls="collapseSolution15">
   <h4 class="accordion-header" id="headingSolution15">Show me the solution</h4>
 </button>
-<div id="collapseSolution15" class="accordion-collapse collapse" aria-labelledby="headingSolution15" data-bs-parent="#accordionSolution15">
+<div id="collapseSolution15" class="accordion-collapse collapse" data-bs-parent="#accordionSolution15" aria-labelledby="headingSolution15">
 <div class="accordion-body">
 <pre><code>\b\d{2}-\d{2}-\d{4}\b</code></pre>
 <p>Depending on your data, you may chose to remove the word
@@ -1337,7 +1337,7 @@ <h3 class="callout-title">Matching multiple date formats<a class="anchor" aria-l
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution16" aria-expanded="false" aria-controls="collapseSolution16">
   <h4 class="accordion-header" id="headingSolution16">Show me the solution</h4>
 </button>
-<div id="collapseSolution16" class="accordion-collapse collapse" aria-labelledby="headingSolution16" data-bs-parent="#accordionSolution16">
+<div id="collapseSolution16" class="accordion-collapse collapse" data-bs-parent="#accordionSolution16" aria-labelledby="headingSolution16">
 <div class="accordion-body">
 <pre><code>\d{2}-\d{2}-\d{2,4}$</code></pre>
 <p>Note this will also find strings such as <code>31-01-198</code> at
@@ -1367,7 +1367,7 @@ <h3 class="callout-title">Matching publication formats<a class="anchor" aria-lab
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution17" aria-expanded="false" aria-controls="collapseSolution17">
   <h4 class="accordion-header" id="headingSolution17">Show me the solution</h4>
 </button>
-<div id="collapseSolution17" class="accordion-collapse collapse" aria-labelledby="headingSolution17" data-bs-parent="#accordionSolution17">
+<div id="collapseSolution17" class="accordion-collapse collapse" data-bs-parent="#accordionSolution17" aria-labelledby="headingSolution17">
 <div class="accordion-body">
 <pre><code>.* ?: .*, \d{4}</code></pre>
 <p>Without word boundaries you will find that this matches any text you
@@ -1814,8 +1814,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/aio.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/aio.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/discuss.html b/instructor/discuss.html
index 3be14c0..d1eb4e8 100644
--- a/instructor/discuss.html
+++ b/instructor/discuss.html
@@ -331,7 +331,7 @@ <h1>Discussion</h1>
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/discuss.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/images.html b/instructor/images.html
index d30f523..b87f18b 100644
--- a/instructor/images.html
+++ b/instructor/images.html
@@ -355,8 +355,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/images.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/images.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/index.html b/instructor/index.html
index a326531..a52fc01 100644
--- a/instructor/index.html
+++ b/instructor/index.html
@@ -391,8 +391,8 @@ <h3 class="callout-title">Prerequisites<a class="anchor" aria-label="anchor" hre
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/index.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/index.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/instructor-notes.html b/instructor/instructor-notes.html
index 2930399..f19b75a 100644
--- a/instructor/instructor-notes.html
+++ b/instructor/instructor-notes.html
@@ -445,8 +445,8 @@ <h1 id="general-notes-on-data-intro">General notes on Data Intro<a class="anchor
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/instructor-notes.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/instructor-notes.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/key-points.html b/instructor/key-points.html
index 5a02744..8a8cfaa 100644
--- a/instructor/key-points.html
+++ b/instructor/key-points.html
@@ -379,8 +379,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/key-points.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/key-points.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/profiles.html b/instructor/profiles.html
index e408875..0b871e6 100644
--- a/instructor/profiles.html
+++ b/instructor/profiles.html
@@ -279,8 +279,8 @@ <h1>Learner Profiles</h1>
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/profiles.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/profiles.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/instructor/reference.html b/instructor/reference.html
index 445bec6..92ba525 100644
--- a/instructor/reference.html
+++ b/instructor/reference.html
@@ -377,7 +377,7 @@ <h1 id="regular-expressions-cheat-sheet">Regular Expressions Cheat Sheet<a class
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/instructor/reference.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/key-points.html b/key-points.html
index f18ec24..d290665 100644
--- a/key-points.html
+++ b/key-points.html
@@ -377,8 +377,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/key-points.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/key-points.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/pkgdown.yml b/pkgdown.yml
index 5bf0a90..feb2eed 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -2,5 +2,5 @@ pandoc: 2.19.2
 pkgdown: 2.0.7
 pkgdown_sha: ~
 articles: {}
-last_built: 2024-01-23T00:18Z
+last_built: 2024-01-30T00:16Z
 
diff --git a/profiles.html b/profiles.html
index bdfc88c..803a04a 100644
--- a/profiles.html
+++ b/profiles.html
@@ -279,8 +279,8 @@ <h1>Learner Profiles</h1>
   "url": "https://librarycarpentry.github.io/lc-data-intro-archives/profiles.html",
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/profiles.html",
   "dateCreated": "2018-04-16",
-  "dateModified": "2024-01-23",
-  "datePublished": "2024-01-23"
+  "dateModified": "2024-01-30",
+  "datePublished": "2024-01-30"
 }
 
   </script><script>
diff --git a/reference.html b/reference.html
index 6aafb07..3f689df 100644
--- a/reference.html
+++ b/reference.html
@@ -375,7 +375,7 @@ <h1 id="regular-expressions-cheat-sheet">Regular Expressions Cheat Sheet<a class
   "identifier": "https://librarycarpentry.github.io/lc-data-intro-archives/reference.html",
   "dateCreated": "2018-04-16",
   "dateModified": "2023-04-24",
-  "datePublished": "2024-01-23"
+  "datePublished": "2024-01-30"
 }
 
   </script><script>