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

Some examples of narcissistic behavior include inflating one’s accomplishments to gain praise, ignoring other people’s feelings, and deliberately taking credit for someone else’s work. Narcissistic ...

The term “abnormal” when it comes to mental health and psychopathology is often taken for granted. You might have taken, or at least heard of, college courses in “abnormal psychology.” What, then, is ...