Add Yahoo as a preferred source to see more of our stories on Google. When dealing with a psychopath, it can be unnerving to realize just how calculated they can be in choosing their targets. While it ...

Forbes contributors publish independent expert analyses and insights. I write about relationships, personality, and everyday psychology. The terms “psychopath” and “sociopath” are often used ...

In 1885, an English psychiatrist published the case of a man called W.B., who had spent much of his life cycling through jail and asylums. W.B. was “a quiet and useful man,” the doctor wrote in The ...

Psychopathy isn't an official diagnosis; however, it's used to describe traits such as a lack of empathy, aggressiveness, and ...

Psychologist Robert Hare’s Psychopathy Checklist is the most widely used diagnostic tool to identify psychopathy — not only in prisons and institutions. If you give the test to CEOs or other corporate ...

If the next person you meet says or does any of these things, they just might be a psychopath. If, as Jim Rohn says, we are the average of the five people we spend the most time with, you definitely ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

First, let’s quickly review the most disturbing traits of the psychopath: According to the Antisocial Personality Questionnaire (Blackburn & Fawcett, 1999), primary psychopathy is characterized by ...

First a bit of terminological history, to clear up any confusion about the meanings of “sociopath,” “psychopath,” and related terms: In the early 1800s, doctors who worked with mental patients began ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...