Objective: To determine whether pro-social treatment change in sexual offenders would predict reductions in recidivism beyond static and dynamic risk factors measured at pretreatment and whether different methods for assessing change based on self-reports and structured clinical rating systems would show convergent validity. Method: We compared 3…

Background: Among mainstream offenders, the severe personality disorder of psychopathy has considerable importance as a construct. The disorder has long been associated with failure to make treatment progress. Previous work has identified that psychopathy as a disorder occurs in samples of offenders with intellectual disability (ID), and suggests…