Genetic factors account for much of the variation in personality traits across the lifespan. Shared upbringing plays a smaller role in adult personality than many clinical models assume.

Researchers using a massive Harry Potter-themed dataset have linked Gryffindor and Slytherin character profiles to higher ...

Various studies have looked at how personality changes over our lives, so how stable is your personality, really?

At 40, most people are looking for stability. John, calling into "The Ramsey Show," was looking for a lifeline. "I've ...

A classic communication theory, the double bind, may offer a unifying explanation for the paradoxes at the core of borderline ...

Behaviors often include lying, impulsiveness and aggression. Many of those who've exhibited lifelong antisocial, aka sociopathic, behavior -- lying, impulsiveness, aggression, lacking concern for ...

A conniving person may not be obvious with their intentions, but you can tell someone is secretly manipulative if they have ...

Researchers have developed the first scientifically validated "personality test" framework for popular AI chatbots, and have ...

One strange phenomenon that’s gaining doctors’ attention is the way in which organ transplants can change your personality. A ...

Recent psychological research has identified distinct personality profiles that shed light on why some individuals turn to sexual behavior to manage emotional distress while others do not. The ...