John Hinckley Jr. had erotomania and his motivation for the attack was born of his obsession with then-child actress Jodie Foster.While living in Hollywood in the late 1970s, he saw the film Taxi Driver at least fifteen times, apparently identifying strongly with protagonist Travis Bickle, portrayed by actor Robert De Niro. The story involves Bickle’s attempts to save a child prostitute played …
https://en.wikipedia.org/wiki/Attempted_assassination_of_Ronald_Reagan

