with : David Wolpert

9th International Workshop “Engineering Societies in the Agents World” (ESAW 2008) — 24/09/2008–26/09/2008

3rd International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2004) — 19/07/2004–23/07/2004

2nd International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2003) — 14/07/2003–18/07/2003

1st International Workshop on Theory and Practice of Open Computational Systems (TAPOCS 2003@WET ICE 2003) — 09/06/2003–11/06/2003