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.

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

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?

Have you ever wondered how your personality is related to how you do in life? Estonian researchers have put together a large ...

Jumping to conclusions that someone's difficult behavior indicates a "personality disorder" is often nothing more than an insult disguised as a clinical observation.

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

The true nature of an "evil" or "bad" person is nuanced and somewhat unknown, according to a study from Central Washington ...

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

From navigation to social behavior to personality, scientists are rewriting what it means to be a clever snake. Here’s what ...