Chapter 10. Improving Risk Assessment Estimates

  1. Leam A. Craig PhD, MSc, BA (Hons), CSci, AFBPsS, EuroPsy, C.Psychol (Forensic) Consultant honorary member research staff1,2,
  2. Kevin D. Browne PhD, MSc, MEd, BSc, C.Biol, C.Psychol (Forensic) Chartered Biologist Chartered Psychologist Chair Head Executive Councillor consultant3,4 and
  3. Anthony R. Beech D.Phil, BSc, FBPsS, C.Psychol (Forensic) Professor Director principal researcher2

Published Online: 28 APR 2008

DOI: 10.1002/9780470773208.ch10

Assessing Risk in Sex Offenders: A Practitioner's Guide

Assessing Risk in Sex Offenders: A Practitioner's Guide

How to Cite

Craig, L. A., Browne, K. D. and Beech, A. R. (2008) Improving Risk Assessment Estimates, in Assessing Risk in Sex Offenders: A Practitioner's Guide, John Wiley & Sons, Ltd, Chichester, UK. doi: 10.1002/9780470773208.ch10

Author Information

  1. 1

    Forensic Psychology Practice Ltd, The Willows Clinic, Birmingham, UK

  2. 2

    Centre for Forensic and Family Psychology, University of Birmingham, Edgbaston, Birmingham, UK

  3. 3

    School of Psychology, University of Liverpool, Liverpool, UK

  4. 4

    World Health Organisation, Denmark

Publication History

  1. Published Online: 28 APR 2008
  2. Published Print: 21 MAR 2008

ISBN Information

Print ISBN: 9780470018972

Online ISBN: 9780470773208



  • diagnosis of psychopathy or personality disorder;
  • extra-familial child molesters;
  • Receiver Operating Characteristic (ROC) analysis;
  • Sexual Risk Behaviour (SRB) factors;
  • prediction of violent behaviour;
  • stable dynamic risk items;
  • criminogenic stable components;
  • Multiaxial Risk Appraisal (MARA) model;
  • dynamic and static variables;
  • antisocial personality and PCL-R ratings


This chapter contains sections titled:

  • Introduction

  • Applying Actuarial Measures

  • Improving Actuarial Estimates

  • The Multiaxial Risk Appraisal (MARA) Model

  • Conclusions