You can find the photos from the conference at the Hellenic AI Society page in facebook (https://www.facebook.com/eetn.gr)

You can download the pdf files from the presentations: Developmental Robotics for Embodied Language Learning by Angelo Cangelosi On the understandability of rule learning by Johannes Fürnkranz Cooperative Games in Multiagent Systems by Georgios Chalkiadakis  

The final conference program is out (Conference Program (pdf)).