Hany Farid is Professor in the School of Information and the School of Computer Science and Electrical Engineering at the University of California, Berkeley. He is the author of Photo Forensics.
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Stalin, Mao, Hitler, Mussolini, and other dictators routinely doctored photographs so that the images aligned with their messages. They erased people who were there, added people who were not, and manipulated backgrounds. They knew if they changed the vis... SEE MORE