A high score on a positive personality trait is typically seen as a good thing. But the authors of a recent article argue that even for the most beneficial traits, extreme levels can backfire, causing ...

Researchers often group narcissism, Machiavellianism, and psychopathy together as "The Dark Triad" because they share common features: callousness, manipulation, and self-interest. More recently, some ...

Personality and zip code can help explain differences in political ideology, according to a new study from Northwestern University, which is the first to show the relationship between a person's ...

Individuals with social anxiety disorder have markedly different personality traits than others. Emotional instability and introversion are hallmarks, according to a new study from Uppsala University ...