An individual’s genetics and their environment both shape their personality. However, opinions differ on the degree to which each of these factors influences personality, and how they contribute to ...

If you love personality tests but never found a label that fits, this is for you.

Based on genetic studies, scientists estimate that 30% to 60% of your personality is inheritable. Research also suggests that significant personality changes tend to occur between ages 20 to 40. Were ...

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 ...