May 28, 2008

Embracing New Media in PR and Corporate Communications at Sheraton Amsterdam Airport Hotel & Conference Centre,

May 29, 2008

eLiberatica 2008 - The benefits of Open and Free Technologies at World Trade Center, Bucharest, Romania

June 25, 2008

Reboot 10 at Kedel Hallen

June 24, 2009

Reboot 11 at Kedel Hallen