diff --git a/lib/sword/encoders/json_hyacinth2.rb b/lib/sword/encoders/json_hyacinth2.rb
new file mode 100644
index 0000000..a7804cf
--- /dev/null
+++ b/lib/sword/encoders/json_hyacinth2.rb
@@ -0,0 +1,186 @@
+# frozen_string_literal: true
+
+class Sword::Encoders::JsonHyacinth2
+      attr_reader :dynamic_field_data
+                  
+
+      attr_accessor :abstract,
+                    :corporate_names,
+                    :date_issued,
+                    :date_issued_start,
+                    :degree,
+                    :deposited_by,
+                    :embargo_release_date,
+                    :genre_uri,
+                    :genre_value,
+                    :language_uri,
+                    :language_value,
+                    :license_uri,
+                    :personal_names
+
+  def initialize
+    @dynamic_field_data = {}
+    @notes = []
+    @corporate_names = []
+    @personal_names = []
+    @subjects = []
+  end
+
+  def encode_abstract
+    @dynamic_field_data[:abstract] = []
+    @dynamic_field_data[:abstract] << { abstract_value: @abstract }
+  end
+
+  def encode_date_issued
+    @dynamic_field_data[:date_issued] = []
+    @dynamic_field_data[:date_issued] << { date_issued_start_value: @date_issued_start }
+  end
+
+  def encode_degree
+    @dynamic_field_data[:degree] = []
+    @dynamic_field_data[:degree] << { degree_name: @degree.name,
+                                      degree_level: @degree.level,
+                                      degree_discipline: @degree.discipline,
+                                      degree_grantor: 'Columbia University' }
+  end
+
+  def encode_deposited_by
+    @dynamic_field_data[:deposited_by] = []
+    @dynamic_field_data[:deposited_by] << { deposited_by_value: @deposited_by }
+  end
+
+  def compose_internal_format_item
+    @digital_object_data = {}
+    @digital_object_data[:digital_object_type] = {string_key: 'item'}
+    @digital_object_data[:project] = {string_key: @hyacinth_project}
+    compose_dynamic_field_data
+    @digital_object_data[:dynamic_field_data] = @dynamic_field_data
+  end
+
+  def compose_internal_format_asset(parent_pid,
+                                    asset_import_filepath)
+    @digital_object_data = {}
+    @digital_object_data[:digital_object_type] = {string_key: 'asset'}
+    @digital_object_data[:project] = {string_key: @hyacinth_project}
+    @digital_object_data[:parent_digital_objects] = [{identifier: parent_pid}]
+    @digital_object_data[:import_file] = compose_import_file_data asset_import_filepath
+    # Rails.logger.info "!!!!!!!!!!!!!!!!!! import_file!!!!!!!!"
+    # Rails.logger.info "#{digital_object_data[:import_file]}"
+  end
+
+  def encode_embargo_release_date
+    @dynamic_field_data[:embargo_release_date] = []
+    @dynamic_field_data[:embargo_release_date] << { embargo_release_date_value: @embargo_release_date }
+  end
+
+  def encode_genre
+    genre_data = { value: @genre_value,
+                   uri: @genre_uri }
+    @dynamic_field_data[:genre] = []
+    @dynamic_field_data[:genre] << { genre_term: genre_data }
+  end
+
+  def encode_language
+    language_data = { value: @language_value,
+                      uri: @language_uri }
+    @dynamic_field_data[:language] = []
+    @dynamic_field_data[:language] << { language_term: language_data }
+  end
+
+  def encode_license
+    license_data = { uri: @license_uri }
+    @dynamic_field_data[:license] = []
+    @dynamic_field_data[:license] << { license_term: license_data }
+  end
+
+  def encode_names
+    @dynamic_field_data[:name] = []
+    encode_corporate_names
+    encode_personal_names
+  end
+
+  def encode_corporate_names
+    @corporate_names.each do |corporate_name|
+      set_corporate_name_and_originator_role corporate_name
+    end
+  end
+
+  def set_corporate_name_and_originator_role corporate_entity
+    corporate_name_data = { value: "#{corporate_entity.name}",
+                            name_type: 'corporate' }
+    name_role_data = []
+    name_role_data << set_name_role(METADATA_VALUES[:name_role_originator_value],
+                                    METADATA_VALUES[:name_role_originator_uri])
+    @dynamic_field_data[:name] << { name_term: corporate_name_data,
+                                    name_role: name_role_data }
+  end
+
+  def set_name_role(name_role_value, name_role_uri = nil)
+    name_role_term_data = { value:  name_role_value }
+    name_role_term_data[:uri] = name_role_uri if name_role_uri
+    { name_role_term: name_role_term_data }
+  end
+
+  def encode_personal_names
+    # SWORD-86: here, if upper bound is set on the number of names allowed in Hyacinth ingest, truncate @personal_names
+    if HYACINTH_CONFIG.has_key? :max_number_names and @personal_names.length > HYACINTH_CONFIG[:max_number_names]
+      @notes << Sword::Metadata::Note.new('SWORD deposit contains more than ' + HYACINTH_CONFIG[:max_number_names].to_s + ' names, only first ' +
+                                          HYACINTH_CONFIG[:max_number_names].to_s + ' processed. See mets.xml for full list.' +
+                                          ' Large number of Name fields will generate error in Hyacinth. See JIRA ticket SWORD-86.','internal')
+      @personal_names = @personal_names[0..HYACINTH_CONFIG[:max_number_names] - 1]
+    end
+    @personal_names.each do |personal_name|
+      case personal_name.role
+      when 'author'
+        set_personal_name_and_author_role personal_name
+      when 'thesis_advisor'
+        set_personal_name_and_advisor_role personal_name
+      else
+        # default to author? (check this)
+        set_personal_name_and_advisor_role personal_name
+      end
+    end
+  end
+
+  def set_personal_name_and_author_role author
+    value_data = prep_name author
+    personal_name_data = { value: value_data,
+                           name_type: 'personal' }
+    name_role_data = []
+    name_role_data << set_name_role(METADATA_VALUES[:name_role_author_value],
+                                    METADATA_VALUES[:name_role_author_uri])
+    @dynamic_field_data[:name] << { name_term: personal_name_data,
+                                    name_role: name_role_data }
+  end
+
+  def prep_name person
+    if person.full_name_naf_format.nil?
+      # Add period to first_name and/or middle_name if name contains only one letter
+      prepped_first_name = person.first_name.length == 1 ? person.first_name.slice(0,1) + "." :
+                             person.first_name unless person.first_name.nil?
+      prepped_middle_name = person.middle_name.length == 1 ? person.middle_name.slice(0,1) + "." :
+                              person.middle_name unless person.middle_name.nil?
+      value_data = "#{person.last_name}, #{prepped_first_name} #{prepped_middle_name}"
+    else
+      value_data = "#{person.full_name_naf_format}"
+      # using lookahead, following catches all single letter names and puts
+      # a period after them, except for the last one, which does not have
+      # a trailing space
+      value_data.gsub!( / (\w)(?= )/, ' \1.')
+      # Following puts period on last initial, if needed
+      value_data.gsub!( /( \w$)/, '\1.')
+    end
+    value_data
+  end
+
+  def set_personal_name_and_advisor_role advisor
+    value_data = prep_name advisor
+    personal_name_data = { value: value_data,
+                           name_type: 'personal' }
+    name_role_data = []
+    name_role_data << set_name_role(METADATA_VALUES[:name_role_thesis_advisor_value],
+                                    METADATA_VALUES[:name_role_thesis_advisor_uri])
+    @dynamic_field_data[:name] << { name_term: personal_name_data,
+                                    name_role: name_role_data }
+  end
+end
diff --git a/spec/sword/encoders/json_hyacinth2_spec.rb b/spec/sword/encoders/json_hyacinth2_spec.rb
new file mode 100644
index 0000000..77b1626
--- /dev/null
+++ b/spec/sword/encoders/json_hyacinth2_spec.rb
@@ -0,0 +1,209 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Sword::Encoders::JsonHyacinth2 do
+  ########################################## encoding methods functionality specs
+  describe 'encode methods' do
+
+    ########################################## #encode_abstract
+    describe '#encode_abstract' do
+      context 'given @abstract set to a given value' do
+        expected_value = [ { abstract_value: 'This is a sample abstract' } ]
+        it 'constructs correct encoded format' do
+          subject.abstract = 'This is a sample abstract'
+          subject.encode_abstract
+          expect(subject.dynamic_field_data[:abstract]).to eq(expected_value)
+        end
+      end
+    end
+
+    ########################################## #encode_date_issued
+    describe '#encode_date_issued' do
+      context 'given @date_issued set to a given value' do
+        expected_value = [ { date_issued_start_value: 2015 } ]
+        it 'constructs correct encoded format' do
+          subject.date_issued_start = 2015
+          subject.encode_date_issued
+          expect(subject.dynamic_field_data[:date_issued]).to eq(expected_value)
+        end
+      end
+    end
+    ########################################## #encode_degree
+    describe '#encode_degree' do
+      context 'given @degree set to a given test value' do
+        expected_value = [ { degree_name: 'Ph.D',
+                             degree_level: 2,
+                             degree_discipline: 'Microbiology, Immunology and Infection',
+                             degree_grantor: 'Columbia University'
+                           } ]
+        it 'constructs correct encoded format' do
+          degree = Sword::Metadata::Degree.new
+          degree.discipline = 'Microbiology, Immunology and Infection'
+          degree.grantor = 'Columbia University'
+          degree.level = 2
+          degree.name = 'Ph.D'
+          subject.degree = degree
+          subject.encode_degree
+          expect(subject.dynamic_field_data[:degree]).to eq(expected_value)
+        end
+      end
+    end
+
+    ########################################## #encode_deposited_by
+    describe '#encode_deposited_by' do
+      context 'given @deposited_by set to a given value' do
+        expected_value = [ { deposited_by_value: 'First Test Depositor' } ]
+        it 'constructs correct encoded format' do
+          subject.deposited_by = 'First Test Depositor'
+          subject.encode_deposited_by
+          expect(subject.dynamic_field_data[:deposited_by]).to eq(expected_value)
+        end
+      end
+    end
+
+    ########################################## #encode_embargo_release_date
+    describe '#encode_embargo_release_date' do
+      context 'given @embargo_release_date set to a given value' do
+        expected_value = [ { embargo_release_date_value: '2015' } ]
+        it 'constructs correct encoded format' do
+          subject.embargo_release_date = '2015'
+          subject.encode_embargo_release_date
+          expect(subject.dynamic_field_data[:embargo_release_date]).to eq(expected_value)
+        end
+      end
+    end
+
+    ########################################## #encode_genre
+    describe '#encode_genre' do
+      context 'given @genre_uri and @genre_value set to a given value' do
+        expected_value = [ { genre_term:
+                               { value: "articles",
+                                 uri: "http://vocab.getty.edu/aat/300048715"
+                               }
+                           }
+                         ]
+        it 'constructs correct encoded format' do
+          subject.genre_uri = 'http://vocab.getty.edu/aat/300048715'
+          subject.genre_value = 'articles'
+          subject.encode_genre
+          expect(subject.dynamic_field_data[:genre]).to eq(expected_value)
+        end
+      end
+    end
+
+    ########################################## #encode_language
+    describe '#encode_language' do
+      context 'given @language_uri and @language_value set to a given value' do
+        expected_value = [ { language_term:
+                               { value: "English",
+                                 uri: "http://id.loc.gov/vocabulary/iso639-2/eng"
+                               }
+                           }
+                         ]
+        it 'constructs correct encoded format' do
+          subject.language_uri = 'http://id.loc.gov/vocabulary/iso639-2/eng'
+          subject.language_value = 'English'
+          subject.encode_language
+          expect(subject.dynamic_field_data[:language]).to eq(expected_value)
+        end
+      end
+    end
+
+    ########################################## #encode_license
+    describe '#encode_license' do
+      context 'given @license_uri sset to a given value' do
+        expected_value = [ { license_term:
+                               { uri: "https://creativecommons.org/licenses/by/4.0/"
+                               }
+                           }
+                         ]
+        it 'constructs correct encoded format' do
+          subject.license_uri = 'https://creativecommons.org/licenses/by/4.0/'
+          subject.encode_license
+          expect(subject.dynamic_field_data[:license]).to eq(expected_value)
+        end
+      end
+    end
+
+    ########################################## #encode_names
+    describe '#encode_names' do
+      context 'given @personalnames and @corporate_names set to a given values' do
+        expected_value =
+          [
+	    {
+	      name_term:
+	       {
+		 value: 'Columbia University. Microbiology, Immunology and Infection',
+		 name_type: "corporate"
+	       },
+	      name_role:
+	        [
+		  {
+		    name_role_term:
+		      {
+			uri: "http://id.loc.gov/vocabulary/relators/org",
+			value: "Originator"
+		      }
+		  }
+	        ]
+	    },
+	    {
+              name_term:
+                {
+                  value: "Smith, John Howard",
+                  name_type: "personal"
+                },
+              name_role:
+                [
+                  {
+                    name_role_term:
+                      {
+                        uri: "http://id.loc.gov/vocabulary/relators/aut",
+                        value: "Author"
+                      }
+                  }
+                ]
+            },
+	    {
+              name_term:
+                {
+                  value: "Smithy, Johny Howardy",
+                  name_type: "personal"
+                },
+              name_role:
+                [
+                  {
+                    name_role_term:
+                      {
+                        uri: "http://id.loc.gov/vocabulary/relators/ths",
+                        value: "Thesis advisor"
+                      }
+                  }
+                ]
+            }
+          ]
+
+        it 'constructs correct encoded format' do
+          corporate_name = Sword::Metadata::CorporateName.new
+          corporate_name.name = 'Columbia University. Microbiology, Immunology and Infection'
+          corporate_name.role = 'originator'
+          subject.corporate_names << corporate_name
+
+          first_personal_name = Sword::Metadata::PersonalName.new
+          first_personal_name.full_name_naf_format = 'Smith, John Howard'
+          first_personal_name.role = 'author'
+          subject.personal_names << first_personal_name
+
+          second_personal_name = Sword::Metadata::PersonalName.new
+          second_personal_name.full_name_naf_format = 'Smithy, Johny Howardy'
+          second_personal_name.role = 'thesis_advisor'
+          subject.personal_names << second_personal_name
+
+          subject.encode_names
+          expect(subject.dynamic_field_data[:name]).to eq(expected_value)
+        end
+      end
+    end
+  end
+end