While you probably know about the correlation between confidence and success, did you ever consider a relationship between confidence and trauma? Me neither. It seems, however, that there are subtle behaviors that mark us as potential victims.
... psychologists have long been known that the more psychopathic a person is, the more easily they can identify potential victims. Indeed, they can do so just by watching the way a person moves. 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.
Psychology Today has an interesting article that lends thought to what we can do to avoid being a victim. Give it a read: