Juergen and Federico are at Dagstuhl attending the seminar "Engineering Multi-Agent Systems", from 19.08.2012 until 24.08.201. Juergen is one of the seminar organizers, along with Koen V. Hindriks (TU Delft, NL), Brian Logan (University of Nottingham, GB) and Wayne Wobcke (UNSW - Sydney, AU).