People with the personality disorder have an extreme fear of being left. They use anger to protect from feeling fear, but it can lead to isolation.

People with borderline personality disorder have a debilitating fear of real or perceived abandonment. Ironically, they often push people away.

Is it possible to spot personality dysfunction from someone's everyday word use? My colleagues and I have conducted research that suggests you can ...

HAMBURG — What is “normal” and what isn’t? This question is constantly being renegotiated in psychology. And sometimes, the boundaries shift, as they are now. What is considered a personality disorder ...

Petulant borderline personality disorder (BPD) is a potential subtype of BPD. It involves mood changes and irritability. There is debate over subtypes of BPD. Petulant BPD is one of the four subtypes ...