Psychologists have been studying personality for a very long time. Thinking about personality as a collection of traits goes all the way back to ancient Greece and Rome, and trait theorists such as ...

(Tim Robberts/Stone RF/Getty Images) Psychopathy is not listed in the Diagnostic and Statistical Manual of Mental Disorders, ...

Why do some people do more for the community than others? A new study from the University of Zurich, available on the PsyArXiv preprint server, now shows that personality traits such as extraversion ...

In recent decades, canine cognitive tests which measure, for example, problem-solving ability, memory, logical reasoning and impulse control in various situations, have been extensively used in many ...

Learn how to spot a real narcissist by understanding the key differences between self-obsession and genuine narcissism, and ...

A new study finds that the personality characteristics that get you promoted to a leader aren’t necessarily the qualities ...

A psychiatrist explained why people with higher levels of neuroticism may be more likely to spend longer in hospital.

People’s willingness to do volunteer work or give to charity differs greatly. Besides financial and social incentives, individual differences in people’s personality can explain why some of us are ...