The hallmark of narcissistic personality disorder is grandiosity. The narcissist harbors a strong sense of entitlement, self-aggrandizing fantasies, and a craving for admiration. In severe cases, she ...

Psychopaths might account for only about 1% of the general population, but they account for a disproportionate share of ...

If someone asked you to imagine a psychopath, who would you picture? Many of us might conjure an image of a violent criminal who will do anything without remorse to get what they want. After all, ...

Scientists may have discovered a biological way to tell the difference between psychopaths and non-psychopathic people. The biological marker is essentially a difference in the way that certain parts ...

Scientists exploring new ways to address psychopathic traits have found that gentle electrical or magnetic stimulation of the ...

Finally, there is scientific proof for what many of us have learned the hard way: Intimate relationships with psychopaths cause great harm to the victims. A psychopath is casually defined as "a person ...