upload summary for teamwork discussion

index.html

@@ -50,7 +50,12 @@
       and 
       <a href="https://www.nytimes.com/2016/02/28/magazine/what-google-learned-from-its-quest-to-build-the-perfect-team.html?_r=1"> “What Google Learned From Its Quest to Build the Perfect Team,” by Charles Duhigg</a>
     </td>
-    <td>TBA
+    <td>
+      {% assign post = site.posts | where_exp: "post", "post.title contains 'Teamwork discussion'" | first %}
+      {% if post %}
+      <a href="{{ post.url | relative_url }}">Summary</a>
+      {% else %}Unavailable
+      {% endif %}
     </td>
   </tr>
   <tr>