Clay Shirky: How cognitive surplus will change the world

http://www.youtube.com/watch?v=qu7ZpWecIS8

Clay Shirky
http://en.wikipedia.org/wiki/Clay_Shirky

Cognitive Surplus: The Great Spare-Time Revolution
http://www.wired.com/magazine/2010/05/ff_pink_shirky/


Ushahidi - Crowdsourcing Crisis Information
http://en.wikipedia.org/wiki/Ushahidi
http://www.ushahidi.com