The results were unambiguous. As reported recently in the journal Psychological Science, the prisoners who were not psychopaths reasoned pretty much like college students — that is, not great at general logic but much better at understanding social contracts and precautionary reasoning.

How do psychopaths think?

Psychopaths have an inflated sense of importance. Much like narcissists, they think the usual laws and rules don't apply to them. They also tend to have grandiose ideas about their potential. They believe they deserve to be the CEO or they're convinced they're the best at everything they do.

Can a psychopath lead a normal life?

And, just like in these people — although one can never be fully cured — perhaps with the right treatment, psychopaths can learn to lead normal lives, one day at a time.