Until now, no study has examined the genetic and environmental influences on
psychopathic personality across different raters and method of assessment. Participants …

There is limited research on the genetic and environmental bases of psychopathic
personality traits in children. In this study, psychopathic personality traits were assessed in a …

BackgroundThe current study investigates whether the underlying factor structure of
psychopathic personality traits found in adults is similar to that in children and what the …

Psychopathy appears to be comprised of two broad dimensions: impulsivity/antisocial
behavior and interpersonal detachment/callousness. This study examined the extent to …

An emerging body of empirical research has revealed that nonshared environmental factors
are associated with explaining variance in measures of psychopathy and psychopathic …

Previous twin studies attempting to assess the origins of psychopathic personality traits have
mainly focused on an overt behavioral conceptualization of the syndrome as defined by a …

The psychopathic personality can be conceptualized as three interrelated dimensions,(a) an
interpersonal style of glibness, grandiosity, and manipulation;(b) an affective disposition of …

Background: Antisocial behaviour may partly develop as a consequence of psychopathic
personality. However, neither the direction of effects nor the aetiology of the association has …

Psychopathic personality traits have consistently been found to predict a range of negative
and dysfunctional outcomes. As a result, it is somewhat surprising that the research to date …

Psychopathic personality is characterized by interpersonal dominance, impulsivity,
sensation seeking, poor planning, and aggressiveness. Studies have shown that the …