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@@ -59,6 +59,65 @@ <h3><a href="#big-players">The big players</a></h3>
 
 <section class="slide" id="mashups">
 	<h2>Mashups</h2>
+	<p>Integrating and visualizing different data sets</p>
+	<ul>
+		<li><h3><a href="#government">Opening up machine-readable government data</a></h3></li>
+		<li><h3><a href="#classicMashups">Classic mashups driven by Semantic Web technologies</a></h3></li>
+	</ul>
+</section>
+
+<section class="slide" id="government">
+	<h2>Opening up machine-readable government data</h2>
+	<ul>
+		<figure class="right">
+				<a href="http://data.gov.uk/apps/crime-finder"><img src="figures/crimefinder.jpg" width="360px" alt="Crime Finder"/></a>
+		</figure>
+		<li>
+			<h3>Definitions</h3>
+			<ul>
+				<li><em>open</em> = the data is free for anyone to use, re-use and re-distribute</li>
+				<li><em>government data</em> = data produced or commissioned by a government</li>
+				<li><em>machine-readable</em> = data can be interpreted by machines</li>
+			</ul>
+		</li>
+		<li>
+			<h3>Example applications</h3>
+			<ul>
+				<li><a href="http://wheredoesmymoneygo.org/">Where does my money go?</a></li>
+				<li><a href="http://data.gov.uk/apps/crime-finder">Crime Finder</a></li>
+				<li><a href="http://achievedc.mapkist.com/">Achieve DC</a></li>
+				<li>...</li>
+			</ul>
+		</li>
+	</ul>
+</section>
+
+<section class="slide" id="classicMashups">
+	<h2>Classic mashups driven by Semantic Web technologies</h2>
+	<ul>
+		<li>
+			<figure class="right">
+				<a href="http://www.bbc.co.uk/music/artists/79239441-bfd5-4981-a70c-55c3f15c1287"><img src="figures/madonna.jpg" width="360px" alt="Madonna"/></a>
+			</figure>
+			<h3><a href="http://www.bbc.co.uk/music">BBC Music</a> combines</h3>
+			<ul>
+				<li>radio program playlists (BBC Radio data source)</li>
+				<li>music metadata such as related artists and reviews (MusicBrainz)</li>
+				<li>introductory text for artists' biographies (DBPedia)</li>
+			</ul>
+		</li>
+		<li>
+			<figure class="right">
+				<a href="http://sig.ma"><img src="figures/sigma-logo.png" width="360px" alt="Sig.ma"/></a>
+			</figure>
+			<h3><a href="http://sig.ma">Sig.ma</a></h3>
+			<ul>
+				<li>on the fly, interactive information visualization</li>
+				<li>up to hundreds of sources at the same time</li>
+				<li>powered by <a href="sindice.com">Sindice</a>, the semantic web index</li>
+			</ul>
+		</li>
+	</ul>
 </section>
 
 <section class="slide" id="smart-queries">
@@ -194,6 +253,9 @@ <h2>Schema.org powers search engines</h2>
 
 <section class="slide" id="evolving-search">
 	<h2>Semantics help search evolve</h2>
+  <figure class="right">
+    <img src="figures/google-singhal.jpg">
+  </figure>
 	<ul>
 	  <li>
 	    <h3>&ldquo;<a href="http://online.wsj.com/article/SB10001424052702304459804577281842851136290.html" target="_blank">Google gives search a refresh</a>&rdquo;</h3>