December 7, 2006

Vortrag: Einf├╝hrung in BibTeX at newthinking store

December 26, 2006

23C3 - 23. Chaos Communication Congress at Berliner Congress Center

February 10, 2008

Social Media Forum at Side Hotel Hamburg

March 3, 2008

CeBIT 2008 at Deutsche Messe Hannover

April 1, 2008

re:publica'08 - Die kritische Masse (The critical mass) at Kalkscheune (Berlin-Mitte)