namespaces

app/controllers/admin/dashboard_controller.rb

 class Admin::DashboardController < Admin::ApplicationController
   def index
-    @chapters = [
+    @namespaces = [
       Education,
       Research,
       Communication,

app/views/admin/dashboard/index.html.erb

@@ -84,13 +84,13 @@
 <% end %>
 
 <div class="row mt-5 pt-5">
-  <% @chapters.each do |class_name| %>
+  <% @namespaces.each do |namespace| %>
     <% 
-    path = send "admin_#{class_name.to_s.downcase}_root_path"
-    description = t "#{class_name.to_s.downcase}.description.text"
+    path = send "admin_#{namespace.to_s.downcase}_root_path"
+    description = t "#{namespace.to_s.downcase}.description.text"
     %>
   <div class="col-lg-3">
-    <%= osuny_panel class_name.model_name.human, image: "admin/#{class_name.to_s.downcase}.jpg" do %>
+    <%= osuny_panel namespace.model_name.human, image: "admin/#{namespace.to_s.downcase}.jpg" do %>
       <p><%= description.truncate 180 %></p>
       <%= link_to t('show'), path, class: 'stretched-link' %>
     <% end %>