Psychopath, sociopath, or just arrogant? Few people understand the science behind the psychopath and the sociopath. In this full-length masterclass video, clinical psychologist and personality disorder expert Dr. Ramani Durvasula does a deep dive on the psychopath, the sociopath, and everything you need to know about antisocial personality disorder (ASPD). There's a fine line between someone who is overly confident and someone who has antisocial personality disorder, which is the clinical diagnosis behind psychopathy and sociopathy. Not only are ASPD symptoms and behaviors difficult to spot, it's also far more common than most people realize.