Validation of the German translation of the Psychopathy Personality Inventory (PPI)Abstract.Background: There is no German-language self-report instrument for the personality construct “psychopathy”. The Psychopathy Personality Inventory (PPI) (...
Assessment of Psychopathic Traits in Criminals: Internal Consistency and Differential Validity of the German Version of the PPI-R in Forensic Inpatients and PrisonersThe Psychopathic Personality Inventory Revised (PPI-R) has so far only been validated in ...
Abstract. Personality traits have been long recognized to have a strong impact on human decision-making. In this study, a sample of 314 participants took part in an online game to investigate the impact of psychopathic traits on cooperative behavior in ...