Determining personality types and dominant personality traits has come a long way since the fun magazine quizzes that we did in middle school. Personality types have officially crossed over into our ...

Researchers are reconsidering how we define personality disorders. Current DSM definitions invoke a sufficient number of related symptoms. For this categorical approach, delineation of Borderline ...

PHILADELPHIA – Whether it is barn-raising or crafting a business plan, humans are among the few creatures that are able to work well cooperatively. According to an evolutionary psychologist at the ...

Egoism, Machiavellianism, narcissism, psychopathy, sadism, spitefulness, and others are among the traits that stand for the malevolent dark sides of human personality. As results from a recently ...

It is fitting that the Icelandic volcano that has brought European air travel to a virtual standstill for the last several days would be named Eyjafjallajökull. Like an airline’s explanation of a ...