A handful of kite hobbyists scattered around the world find each other on-line and collaborate on the most radical improvement in kite design in decades. A few people find that a world-class on-line encyclopedia created entirely by volunteers and open for editing by anyone, a wiki, is not an impractical idea. Jihadi groups trade instruction entirely on-line.  Our age’s new technologies of social networking are evolving, and evolving us. New groups are doing new things in new ways, and we’re doing the old things better and more easily. Business models are being transformed at dizzying speeds, and the larger social impact is in a way so profound that it’s under-appreciated. In Here Comes Everybody , one of the culture’s wisest observers give us his lucid and penetrating analysis on what this means for what we do and who we are.