The effect of broad personality traits such as neuroticism and agreeableness on...
Egoism, Machiavellianism, narcissism, psychopathy, sadism, spitefulness share a...
Research shows that characteristics of narcissism such as feeling self-important,...
Researchers identify key factors for depression among more than 100.
Law breakers seek more risk than law abiding citizens when there is something to...
From red sports cars to air fresheners here are eleven things that will give the...
