add todd; fix twitter

_config.yml

@@ -32,6 +32,12 @@ authors:
       avatar:         /assets/images/ryan-beckett.jpg
       bio:            "Ryan Beckett is a Computer Scientist in the Mobility and Networking research group at Microsoft. He holds a PhD from Princeton in Computer Science as well as a B.S. in Computer Science and a B.A. in Mathematics from the University of Virginia."
 
+    todd:
+      name:           Todd Millstein
+      site:           http://web.cs.ucla.edu/~todd/
+      avatar:         /assets/images/todd-millstein.jpg
+      bio:            "Todd Millstein is a Professor of Computer Science at UCLA, as well as a Co-founder and Chief Scientist at Intentionet.  He has also been an Academic Visitor at Oxford University, a Visiting Researcher at Microsoft Research, and a Visiting Fellow at Princeton University.  Todd received a Ph.D. from the University of Washington and an A.B. from Brown University, both in Computer Science."
+
 # Defaults
 defaults:
 

_pages/authors-list.html

@@ -20,7 +20,7 @@ <h4 class="text-dark mb-0"> {{ author[1].name }} </h4>
             </a>
             <div class="icon-block mt-3 d-flex justify-content-between">  
             <div>
-            <a target="_blank" href="{{ author[1].twitter }}"><i class="fab fa-twitter text-muted" aria-hidden="true"></i></a>  &nbsp;
+            <a target="_blank" href="{{ https://twitter.com/author[1].twitter }}"><i class="fab fa-twitter text-muted" aria-hidden="true"></i></a>  &nbsp;
             <a target="_blank" href="{{ author[1].site }}"><i class="fa fa-globe text-muted" aria-hidden="true"></i></a> &nbsp;
             </div>
             </div>