Psychopaths have different brain structures to the rest of the population, a study has revealed, helping shed new light on one corner of the "dark personality" triad. Diagnosis with psychopathy is ...

People who engage in psychopathic behaviors have often left their victims wondering what made them this way. The typical traits of psychopaths, such as high levels of narcissism, manipulative charm, ...

I visited the offices of the Mind Research Network last week to see the facilities and talk in person with Dr. Kent Kiehl. I’ve interviewed him before by phone, and last year I reviewed his book, The ...