Sometimes, it’s hard to spot a toxic relationship when your partner is really good at hiding their true colors. They may come ...

Psychologist Leanne ten Brinke has spent decades studying toxic personality traits. What are the red flags to look out for among workmates, politicians and potential partners?

Michael Porter Jr. is under the microscope after a condemning comment from his ex-girlfriend.

Over the years, Michael Porter Jr. has built a reputation as a gifted basketball player who might become the next The post ...

The impact of children displaying psychopathic traits can be profound on parents, but that effect is rarely considered and may destroy families unable to cope.

Forbes contributors publish independent expert analyses and insights. I write about relationships, personality, and everyday psychology. The terms “psychopath” and “sociopath” are often used ...