school-platform/app/views/users/index.html.erb

<% provide(:title, "Users") %>
<h1>Users</h1>
<table width="100%" class="table table-striped table-bordered table-hover">
  <thead>
    <tr>
      <th>
        Picture
      </th>
      <th>
        Name
      </th>
    </tr>
  </thead>
  <tbody>
    <% for user in @users %>
      <tr>
        <td>
          <%= image_tag user.picture.small.url %>
        </td>
        <td>
          <%= link_to user.name, user %>
        </td>
      </tr>
    <% end %>
  </tbody>
</table>