Orbit/app/views/admin/authorizations/_user.html.erb

<li class="filter-item selected_user <%= 'check-item' unless user == current_user || user.admin %>" id="<%= user.id %>">
  <label>
    <%= image_tag (user.avatar? ? user.avatar.thumb : 'menber-pic.png'), :class => "user-pic" %>
    <span class="user-name"><%= user.name %></span>
    <span><%= get_user_module_role(user) %></span>
  </label>
  <% unless user == current_user || user.admin %>
  	<input type="checkbox">
  <% end %>
</li>