Roger M. Craver is a fundraising pioneer who’s helped launch and build organizations like Common Cause, The National Organization for Women, ACLU, the Sierra Club, Greenpeace, Amnesty International and dozens of other major organizations, both in the U.S. and in Europe. Roger is the author of the classic, “Retention Fundraising: The Art and Science of Keeping Your Donors for Life.” Now he’s the editor-in-chief of the fundraising blog The Agitator and founder of DonorTrends, which provides fundraising analytics.