1. Bradley Review 2009 The Bradley Report: Lord Bradley's review of people with mental health problems or learning disabilities in the criminal justice system [online] http://www.dh.gov.uk/en/Publicationsandstatistics/Publications/PublicationsPolicyAndGuidance/DH_098694
2. Coid J Yang M Ullrich S Zhang T Roberts A Roberts C Rogers R Farrington D 2007 Research summary: Predicting and understanding risk of re-offending: The Prisoner Cohort Study [online] http://www.justice.gov.uk/publications/docs/prison-cohert-study.pdf
3. Serious further offences: an exploration of risk and typologies;Craissati;Probation Journal,2009
4. Department of Health 2011 Consultation on the offender personality disorder pathway implementation plan [online] http://www.parliament.uk/deposits/depositedpapers/2011/DEP2011-0319.pdf
5. Ministry of Justice Statistics Bulletin 2009 Offender management caseload statistics 2008 [online] http://www.justice.gov.uk/publications/docs/offender-management-caseload-statistics-2008-2.pdf