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 ...

Forbes contributors publish independent expert analyses and insights. I write about relationships, personality, and everyday psychology. Personality tests are often treated as tools for diagnosis or ...

A new study by a research team at Université de Montréal highlights a critical lack of knowledge about the cognitive profiles of people living with both schizophrenia and a personality disorder. A ...

One of the enduring puzzles of borderline personality disorder (BPD) is its relentless contradiction. Patients desperately long for closeness yet recoil from it, fear abandonment while provoking it, ...

Emotional highs and lows and questions of who we are are a natural part of adolescence. During this transformative period, young people go through profound psychological changes that affect how they ...

Mental health disorders come in many forms and affect thoughts, emotions and behaviors in complex ways. Conditions like anxiety, depression and bipolar disorder are among the most frequently diagnosed ...

Borderline personality disorder (BPD) may cause challenges in establishing and maintaining stable relationships. People with BPD may cycle between extremes of idealizing and devaluing others. Research ...

Charlotte Entwistle has received funding from the Engineering and Physical Sciences Research Council (EPSRC) and Leverhulme Trust. Is it possible to spot personality dysfunction from someone’s ...