Barton David Gellman is an American journalist and bestselling author known for his Pulitzer Prize-winning reports on the September 11 attacks, on Dick Cheney's powerful vice presidency and on the global surveillance disclosure. Since June 2013 he has led The Washington Post's coverage of the U.S. National Security Agency, based on top secret documents provided to him by ex-NSA contractor Edward Snowden. He is writing a book for Penguin Press on the rise of the surveillance-industrial state. Gellman is based at the Century Foundation, where he is a senior fellow, and also holds an appointment as Visiting Lecturer and Author in Residence at Princeton University's Woodrow Wilson School of Public and International Affairs. 

November 3rd, 1960 in (Age 64)