Added slides

index.html

@@ -51,14 +51,13 @@ <h1>Some articles, blog posts, and other writing</h1>
 	<li><span>2012</span> &raquo; <a href="/articles/2012-12-09-analytics-and-the-art-of-learning.html">Analytics and the art of learning (P2PU blog)</a></li>
   </ul>
 
-  <h1>Talks and videos</h1>
+  <h1>Talks</h1>
   <ul class="posts">
+      <li><span>Sep 2023 </span> &raquo; (Micro) Credentials – Old and New Ways of Communicating Skills, Competencies, Achievements, and Abilities; Texas Higher Education Coordinating Board Digital Learning Summit (<a href="/articles/2023-09-Texas-Higher-Education.pdf">slides</a>)</li>
       <li><span>Jun 2017 </span> &raquo; <a href="hhttps://vimeo.com/239632438">Hacker Culture and Public Education</a> -- NextLibrary, 2017, Keynote</li>
       <li><span>Dec 2016 </span> &raquo; <a href="https://www.youtube.com/watch?v=V1JZhZC4Kzw">How MIT Really Learns</a> -- Online Educa 2016, Spotlight</li>
       <li><span>Mar 2015 </span> &raquo; <a href="https://www.youtube.com/watch?v=1EtAEf_8YRI">Learning over Education</a> -- Chang School Talks @ Ryerson University, Toronto</li>
       <li><span>Jan 2015 </span> &raquo; <a href="https://vimeo.com/119367429">Online learning at the public library (Knight News Challenge)</a> -- American Library Association, Chicago</li>
-      <li><span>Feb 2014 </span> &raquo; <a href="http://techtv.mit.edu/collections/mitsloan/videos/27907-mit-sloan-technology-conference-panel-discussion-disrupting-education">MIT Sloan Tech Conference</a> - Cambridge, MA</li>
-      <li><span>Dec 2013</span> &raquo; <a href="http://www.online-educa.com/audio-video-130142">Online Educa 2013 Keynote</a> - Berlin</li>
       <li><span>Sep 2013</span> &raquo; <a href="http://dmlhub.net/reclaim-open-learning-symposium/10am-panel">Reclaim Open Symposium</a> - UC Irvine</li>
       <li><span>Jul 2013</span> &raquo; <a href="http://iated.org/edulearn13/videos">Edulearn 2013 Keynote</a> - Barcelona</li>
   </ul>