Submission + - OKCon11 is ready with free workshops! (okcon.org)
teleyinex writes: "The annual conference of the Open Knowledge Foundation will be held in Berlin. There will be different lectures about open data, open science, open access, etc. and different free workshops where hackers, volunteers, designers, etc. can participate learning new tools, or helping scientists to develope new prototypes for their research projects. The program is available here."