Impulsivity. Deceit. Lack of empathy. Lack of remorse. Manipulation. Repeated law breaking. These are the textbook traits of a sociopath. And we all know how sociopaths end up, right? You refer to ...

A sociopath is a person who has a personality disorder defined by the absence of conscience and severely antisocial behavior. The most distinctive trait of a sociopath is their indifference towards ...

Co-authored by Nathan Lents, Ph.D., and Robert Trivers, Ph.D. There is no shortage of published psychological profiles of Donald J. Trump that attempt to diagnose him, from a distance, as either a ...

Psychopaths generally do not feel emotions and lack a conscience, while sociopaths are impulsive and often act without thinking. The causes of sociopathic and psychopathic tendencies are complex, and ...

EDITOR’S NOTE: Sara Stewart is a film and culture writer who lives in western Pennsylvania. The views expressed here are her own. View more opinion on CNN. This piece contains mild spoilers for the ...