We found that participants higher in psychopathy reported feeling less pain than participants who were lower in psychopathy.

A new study published in Biological Psychology has found that people with higher levels of psychopathic meanness show weaker ...

A research group used a scientific analysis to determine whether a group of serial killers thought to be psychopaths actually ...

Adults who experienced dysfunctional parenting in childhood may struggle more with daily functioning later in life, and this ...

Early trauma, especially witnessing violence in the community, can make someone more likely to develop psychopathic traits. "Psychopathic persons don't fall out of the sky. There is likely to be a ...

In all, 120 volunteers aged between 18 and 55 from the local Maastricht area completed questionnaires assessing their level of the three 'Dark Triad' traits –psychopathy, narcissism and ...

The term “Dark Triad” refers to a trio of negative personality traits—narcissism, Machiavellianism, and psychopathy—which share some common malevolent features. The construct was coined by ...

But to count as a psychopath someone needs to have a lot more problematic traits than that. For example, on the PCL-R, a lack of empathy can only get you 2 points. You need to score at least 25-30 ...

It is estimated that about 1 in 100 people are psychopaths, but although many violent offenders fall into this category it does not mean all psychopaths will be violent. Nor does it mean all ...