Leon Trotsky. Now you see him. Now you don't. After he ran afoul of the Communist Party, Trotsky was eliminated from photos where he mingled with other officials. In other manipulated photos, the Soviets painted in the gaps for added realism.
Image Science Group, Dartmouth College
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Bill Detwiler is Editor in Chief of TechRepublic and Tech Pro Research and the host of Cracking Open, CNET and TechRepublic's popular online show. Prior to joining TechRepublic in 2000, Bill was an IT manager, database administrator, and desktop support specialist in the social research and energy industries. He has bachelor's and master's degrees from the University of Louisville, where he has also lectured on computer crime and crime prevention.