Sleight of hand expert Ben Seidman is back with Vanity Fair to review more sleight of hand tricks, pickpocketing and psychological magic in films including 'The Wonderful Story of Henry Sugar,' 'Shade ...

Psychologists used a sleight-of-hand trick called the French drop, in which an object appears to vanish when a spectator assumes it is taken from one hand by the hidden thumb of the other hand. The ...