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

Background. Little research has examined genetic and environmental contributions to
psychopathic personality traits. Additionally, no studies have examined etiological …

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 …

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 …

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

The discriminant validity of the interpersonal–affective and social deviance traits of
psychopathy has been well documented. However, few studies have explored whether …

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 …

Background. Both psychopathic personality traits and antisocial behavior are influenced by
genetic as well as environmental factors. However, little is known about how genetic and …