university join

app/models/university/with_people_and_organizations.rb

@@ -7,20 +7,20 @@ module University::WithPeopleAndOrganizations
               dependent: :destroy
     alias_attribute :people, :university_people
 
-    has_many  :university_people_categories,
+    has_many  :university_person_categories,
               class_name: 'University::Person::Category',
               dependent: :destroy
-    alias_attribute :person_categories, :university_people_categories
+    alias_attribute :person_categories, :university_person_categories
 
     has_many  :university_organizations,
               class_name: 'University::Organization',
               dependent: :destroy
     alias_attribute :organizations, :university_organizations
 
-    has_many  :university_organizations_categories,
+    has_many  :university_organization_categories,
               class_name: 'University::Organization::Category',
               dependent: :destroy
-    alias_attribute :organization_categories, :university_organizations_categories
+    alias_attribute :organization_categories, :university_organization_categories
 
     has_many  :person_experiences,
               class_name: 'University::Person::Experience',