anchor.diff:              </tr>
               <tr>
                 <td width="20%"><a href="http://christianbattista.com/" class="thumbnail">
  -                <%= image_tag('alpha_images/team/battista.jpg', class: 'team', width: '115', height: '155') %>
  +                <%= image_tag('alpha_images/team/battista_o.jpg', class: 'team', width: '115', height: '155') %>
                 </a></td>
                 <td width="20%"><a href="https://github.com/bcoe" class="thumbnail">
  -                <%= image_tag('alpha_images/team/coe.jpg', class: 'team', width: '115', height: '155') %>
  +                <%= image_tag('alpha_images/team/coe_o.jpg', class: 'team', width: '115', height: '155') %>
                 </a></td>
                 <td width="20%"><a href="https://github.com/sdemjanenko" class="thumbnail">
  -                <%= image_tag('alpha_images/team/demjanenko.jpg', class: 'team', width: '115', height: '155') %>
  +                <%= image_tag('alpha_images/team/demjanenko_o.jpg', class: 'team', width: '115', height: '155') %>
                 </a></td>
                 
               </tr>
  
positive.code: 
        <tr>
                <td><br><a href="http://apollo.psico.unimib.it/shared/psychoscope/site/perugini.htm" class="thumbnail">
                  <%= image_tag('alpha_images/advisors/perugini.jpg', class: 'team', width: '115', height: '155') %>
                </a></td>
                <td><br><a href="https://sites.google.com/site/brandtmj/" class="thumbnail">
                  <%= image_tag('alpha_images/advisors/brandt.jpg', class: 'team', width: '115', height: '155') %>
                </a></td>
                <td><br><a href="https://uwaterloo.ca/psychology/people-profiles/igor-grossmann" class="thumbnail">
                  <%= image_tag('alpha_images/advisors/grossmann.jpg', class: 'team', width: '115', height: '155') %>
                </a></td>
                <td><br><a href="http://faculty.wcas.northwestern.edu/eli-finkel/" class="thumbnail">
                  <%= image_tag('alpha_images/advisors/finkel.jpg', class: 'team', width: '115', height: '155') %>
                </a></td>
                <td><br><a href="https://www.msu.edu/~cesario/index.html" class="thumbnail">
                  <%= image_tag('alpha_images/advisors/cesario.jpg', class: 'team', width: '115', height: '155') %>
                </a></td>
              </tr>
              <tr>
  
negative.code:           <tbody>
              <tr>
                <td width="20%"><a href="http://etiennelebel.com" class="thumbnail">
                  <%= image_tag('alpha_images/team/lebel_o.jpg', class: 'team', width: '115', height: '155') %>
                </a></td>
                <td width="20%"><a href="https://github.com/alexkyllo" class="thumbnail">
                  <%= image_tag('alpha_images/team/kyllo_o.jpg', class: 'team', width: '115', height: '155') %>
                </a></td>
                <td width="20%"><a href="http://fredhasselman.com/" class="thumbnail">
                  <%= image_tag('alpha_images/team/hasselman_o.jpg', class: 'team', width: '115', height: '155') %>
                </a></td>
              </tr>
              <tr>
  