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Updated: Nov 2, 2025

Treatment Model for Young Patients with Psychogenic Erectile Dysfunction and Resultant Infertility
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Psychopathy and Sexual Aggression: Management Implications.

Sonja Krstic1, Danielle Arlanda Harris2, Raymond A Knight1

  • 1Brandeis University, Waltham, MA, USA.

International Journal of Offender Therapy and Comparative Criminology
|June 15, 2021
PubMed
Summary

Psychopathic traits influenced release decisions, with antisocial traits predicting suitability. However, psychopathy did not predict reoffending in this sample of male sex offenders.

Keywords:
Static-99early release suitabilitypsychopathyrisk assessmentsexual recidivism

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Area of Science:

  • Forensic Psychology
  • Criminology
  • Clinical Psychology

Background:

  • Understanding factors influencing release decisions for sex offenders is crucial for public safety.
  • Psychopathic traits are often assessed in forensic settings, but their predictive validity for release and recidivism requires further investigation.

Purpose of the Study:

  • To explore the association between psychopathic traits and release suitability decisions.
  • To examine the predictive role of the Psychopathy Checklist-Revised (PCL-R) and Static-99 in general and sexual recidivism.

Main Methods:

  • The study involved 207 adult male sex offenders from the Massachusetts Treatment Center for Sexually Dangerous Persons.
  • Psychopathy Checklist-Revised (PCL-R) scores (Factor 1 and Factor 2) and Static-99 scores were analyzed in relation to release decisions and recidivism data.

Main Results:

  • PCL-R Factor 2 (Lifestyle/Antisocial) scores were positively associated with gradual release suitability.
  • PCL-R Factor 1 (Interpersonal/Affective) scores were not directly related to release decisions, but interacted with Factor 2.
  • Static-99 scores predicted both sexual contact and non-contact recidivism, while psychopathy did not predict reoffending in this sample.

Conclusions:

  • Antisocial traits, but not necessarily all psychopathic features, may be considered in release decisions.
  • The interplay between different psychopathic traits is important for understanding release suitability.
  • The lack of association between psychopathy and recidivism may be influenced by the sample's overrepresentation of offenders with child victims.