3 Old-School Organizations For Good That Have Mastered Social Media | Co.Exist: World changing ideas and innovation

3 Old-School Organizations For Good That Have Mastered Social Media | Co.Exist: World changing ideas and innovation: You hear a lot about hot new social strategies, but some of the oldest social good organizations in the country are making big strides to be at the vanguard of interacting with their constituents online--to very good effect.