roles

app/controllers/admin/education/programs/roles/people_controller.rb

+class Admin::Education::Programs::Roles::PeopleController < Admin::Education::Programs::ApplicationController
+  load_and_authorize_resource :role, class: University::Role, through: :program, param: :role_id, through_association: :university_roles
+  load_and_authorize_resource :involvement, class: University::Person::Involvement, through: :role, parent: false
+
+  include Admin::Reorderable
+
+  def destroy
+    @involvement.destroy
+    redirect_back fallback_location: admin_education_program_role_path(@role, { program_id: @program.id }), notice: t('admin.successfully_destroyed_html', model: @involvement.to_s)
+  end
+
+  protected
+
+  def model
+    University::Person::Involvement
+  end
+end