To add to the confusion, other personality disorders have been associated with criminal behavior and serial murder.

A team of researchers from Spain was curious to know if people with high psychopathic traits have anomalies in the brain's ...

Add Yahoo as a preferred source to see more of our stories on Google. When you think of a psychopath, you might picture someone lurking in the shadows, plotting their next big move. In reality, many ...

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.

A new study reveals that people with high psychopathic traits don't lack fear. Instead, their hearts race during scary ...

"The term sociopath is sometimes used to signify that origin of anti-social behavior. Now we know it's a lot more complicated." ...

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?

Advances in research are showing that a deeper understanding of psychopathy may help to create more effective interventions.

Add Yahoo as a preferred source to see more of our stories on Google. Image Credit: Unknown (Arquivo Nacional) - Public Domain/Wiki Commons. Throughout history, certain figures have risen to fame not ...

Some psychologists argue that certain people with psychopathic traits such as meanness can excel in business and other areas where boldness is an asset. akindo via Getty Images Think of a psychopath, ...