David Callahan is founder and editor of [http://insidephilanthropy.com Inside Philanthropy], a digital media site. Previously, he was a Senior Fellow at Demos, a public policy group based in New York City that he co-founded in 1999. He is also an author and lecturer. Wikipedia*
On the C-SPAN Networks:
David Callahan has five videos in the C-SPAN Video Library; the first appearance was a 2004 Speech as a Co-Founder for the Demos. The year with the most videos was 2010 with two videos. The year with the highest average number of views per program was 2011 with an average of 1,471 views per program.