Psychopaths are particularly adept at spotting people who will make good victims.
In one study, test subjects watched videos of twelve individuals walking, shot from behind, and rated how easily they could be mugged. As it happened, some of the people in the videotapes really had been mugged — and the most psychopathic of the subjects were able to tell which was which.
Somehow this seemed important around Halloween. Don’t ask why. [via Lifehacker]