photo credits: demos.org - CC-Zero
David Callahan is founder and editor of 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. He is best known as the author of the books [The Givers]] and The Cheating Culture.
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book by David Callahanwd:Q5216070