diff --git a/content/static/datenspuren/2013/fahrplan/events/5139.html b/content/static/datenspuren/2013/fahrplan/events/5139.html
index 6142031cf..ed1bb2e2f 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5139.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5139.html
@@ -65,6 +65,10 @@ Technik
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5139/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5159.html b/content/static/datenspuren/2013/fahrplan/events/5159.html
index ccb26f6e0..06bc3d2a6 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5159.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5159.html
@@ -68,6 +68,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5159/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5161.html b/content/static/datenspuren/2013/fahrplan/events/5161.html
index 247b299de..fcc483112 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5161.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5161.html
@@ -67,6 +67,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5161/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5169.html b/content/static/datenspuren/2013/fahrplan/events/5169.html
index 842aba0cc..96b4d3d0f 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5169.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5169.html
@@ -75,6 +75,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5169/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5170.html b/content/static/datenspuren/2013/fahrplan/events/5170.html
index 692c661df..e5c03d7d5 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5170.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5170.html
@@ -82,6 +82,10 @@ de
 <li><a href="https://wiki.c3d2.de/Datenspuren_2013/Lightning_Talks#Anmeldung">Lightning Talks Anmeldung (Wiki)</a></li>
 <li><a href="http://guckes.titanpad.com/6">TextPad for Direct Feedback</a></li>
 </ul>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5170/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5172.html b/content/static/datenspuren/2013/fahrplan/events/5172.html
index 76e3a695f..d6b81a8ea 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5172.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5172.html
@@ -70,6 +70,10 @@ de
 <li><a href="http://www.webrtc.org/">WebRTC Homepage</a></li>
 <li><a href="https://palava.tv">Kommunikationsplattform auf Basis von WebRTC</a></li>
 </ul>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5172/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5174.html b/content/static/datenspuren/2013/fahrplan/events/5174.html
index 699887dd2..15b81fb06 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5174.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5174.html
@@ -85,6 +85,10 @@ en
 <li><a href="/2013/fahrplan/system/attachments/2094/original/index-concept-reactor.pdf">active - memory overview</a></li>
 <li><a href="/2013/fahrplan/system/attachments/2095/original/unknown-data.pdf">how to deal with unknown data</a></li>
 </ul>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5174/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5175.html b/content/static/datenspuren/2013/fahrplan/events/5175.html
index 1bbdaa27b..49c49f4b6 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5175.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5175.html
@@ -69,6 +69,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5175/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5177.html b/content/static/datenspuren/2013/fahrplan/events/5177.html
index 80b13fccc..5822f2c6a 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5177.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5177.html
@@ -71,6 +71,10 @@ de
 <li><a href="http://www.opengeospatial.org/">OpenGeoSpatical</a></li>
 <li><a href="http://inspire.jrc.ec.europa.eu/">INSPIRE</a></li>
 </ul>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5177/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5178.html b/content/static/datenspuren/2013/fahrplan/events/5178.html
index cd89845cb..eb66f24e1 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5178.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5178.html
@@ -65,6 +65,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5178/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5225.html b/content/static/datenspuren/2013/fahrplan/events/5225.html
index 8f532b339..603663b68 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5225.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5225.html
@@ -69,6 +69,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5225/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5233.html b/content/static/datenspuren/2013/fahrplan/events/5233.html
index 8b59dd581..38036234b 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5233.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5233.html
@@ -89,6 +89,10 @@ Technik
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5233/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5234.html b/content/static/datenspuren/2013/fahrplan/events/5234.html
index d14134bd0..38ce74f03 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5234.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5234.html
@@ -72,6 +72,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5234/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5235.html b/content/static/datenspuren/2013/fahrplan/events/5235.html
index baccd7e1d..44e011fa4 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5235.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5235.html
@@ -66,6 +66,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5235/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5239.html b/content/static/datenspuren/2013/fahrplan/events/5239.html
index c43c75da0..77e599fb8 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5239.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5239.html
@@ -67,6 +67,10 @@ Technik
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5239/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5240.html b/content/static/datenspuren/2013/fahrplan/events/5240.html
index 83b7a06b6..a8db8fae9 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5240.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5240.html
@@ -69,6 +69,10 @@ Technik
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5240/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5247.html b/content/static/datenspuren/2013/fahrplan/events/5247.html
index d763b1b23..0fb61712c 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5247.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5247.html
@@ -65,6 +65,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5247/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5248.html b/content/static/datenspuren/2013/fahrplan/events/5248.html
index 548ceadf6..51a21796f 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5248.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5248.html
@@ -65,6 +65,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5248/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5249.html b/content/static/datenspuren/2013/fahrplan/events/5249.html
index 8264a9563..98764589a 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5249.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5249.html
@@ -65,6 +65,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5249/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5257.html b/content/static/datenspuren/2013/fahrplan/events/5257.html
index a362b6a63..86f704b79 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5257.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5257.html
@@ -65,6 +65,10 @@ Gesellschaft
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5257/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5258.html b/content/static/datenspuren/2013/fahrplan/events/5258.html
index 15a8f1dd1..4c404d6a0 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5258.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5258.html
@@ -65,6 +65,10 @@ Junghacker
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5258/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5259.html b/content/static/datenspuren/2013/fahrplan/events/5259.html
index 30d84c4ee..8a8af6bb0 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5259.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5259.html
@@ -64,6 +64,10 @@ Lounge
 Gesellschaft
 <br><b>Language:</b>
 
+</p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5259/feedback/new">Click here to let us know how you liked this event.</a>
 </p>
 </div>
 <div class="column right" id="sidebar">
diff --git a/content/static/datenspuren/2013/fahrplan/events/5260.html b/content/static/datenspuren/2013/fahrplan/events/5260.html
index 2702d563d..c6f29851a 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5260.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5260.html
@@ -65,6 +65,10 @@ Junghacker
 <br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5260/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/events/5261.html b/content/static/datenspuren/2013/fahrplan/events/5261.html
index 534937254..67a1e5f2b 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5261.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5261.html
@@ -64,6 +64,10 @@ Lounge
 Junghacker
 <br><b>Language:</b>
 
+</p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5261/feedback/new">Click here to let us know how you liked this event.</a>
 </p>
 </div>
 <div class="column right" id="sidebar">
diff --git a/content/static/datenspuren/2013/fahrplan/events/5263.html b/content/static/datenspuren/2013/fahrplan/events/5263.html
index 45bf7e61b..973b723b5 100644
--- a/content/static/datenspuren/2013/fahrplan/events/5263.html
+++ b/content/static/datenspuren/2013/fahrplan/events/5263.html
@@ -63,6 +63,10 @@ Großer Saal
 <br><br><b>Language:</b>
 de
 </p>
+<h3>Feedback</h3>
+<p>
+<a href="https://frab.cccv.de/en/DS2013/public/events/5263/feedback/new">Click here to let us know how you liked this event.</a>
+</p>
 </div>
 <div class="column right" id="sidebar">
 <h3>Speakers</h3>
diff --git a/content/static/datenspuren/2013/fahrplan/speakers/4064.html b/content/static/datenspuren/2013/fahrplan/speakers/4064.html
index 123ba456d..fec26ddef 100644
--- a/content/static/datenspuren/2013/fahrplan/speakers/4064.html
+++ b/content/static/datenspuren/2013/fahrplan/speakers/4064.html
@@ -45,7 +45,7 @@ Version 1.0
 <h2 class="title">Speaker: Gerald Albe</h2>
 <div class="column left" id="basic">
 <div class="image large"><img alt="Img_0020" src="/2013/fahrplan/system/avatars/4064/large/IMG_0020.JPG"></div>
-<p class="abstract">computer scientist, human rights activist, pirate</p>
+<p class="abstract"></p>
 <p class="description"></p>
 </div>
 <div class="column left" id="details">