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Peter Duffy

Peter Duffy is an author and journalist based in New York City. He has written three books of historical non-fiction -- The Bielski Brothers (HarperCollins, 2003); The Killing of Major Denis Mahon (HarperCollins, 2007); and Double Agent (Scribner, 2014). His journalism has appeared in the New York Times, New York magazine, the Wall Street Journal, Slate , the New Republic , and many other publications.