IJCAI, Hyderabad, India, 2007.
IROS, Beijing, China, 2006.
IROS Workshop: Safe Navigation in Open and Dynamic Environments, Beijing, China, 2006.
EUROS, Palermo, Italy, 2006.
Künstliche Intelligenz, Themenheft: Lernen und Selbstorganisation von Verhalten, 2006.
AMS, Stuttgart, Germany, 2005.
DAGM, Vienna, Austria, 2005.
University of Karlsruhe, Fraunhofer Institute IITB, Karlsruhe, Germany, 2004. In German.
Snowbird Learning Workshop, San Juan, Puerto Rico, 2007.
CogSys II, Nijmegen, Netherlands, 2006.
ELROB, First European Land Trial, Hammelburg, Germany, 2006.