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Predicting Institutional Violence in Offenders with Intellectual Disabilities: The Predictive Efficacy of the VRAG and the HCR-20
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Fitzgerald, Suzanne; Gray, Nicola S.; Alexander, Regi T.; Bagshaw, Ruth; Chesterman, Paul; Huckle, Phillip; Jones, Susan K.; Taylor, John; Williams, Tegwyn; Snowden, Robert J. – Journal of Applied Research in Intellectual Disabilities, 2013
Background: There is a developing evidence base to support the use of risk assessment instruments in offenders with intellectual disability (ID). The aim of this study was to try to develop this literature with the inclusion of a control group of mentally disordered offenders without an ID, using the HCR-20 and VRAG. Materials and Methods: The…
Descriptors: Violence, Institutionalized Persons, Correctional Institutions, Foreign Countries
Risk Assessment: Actuarial Prediction and Clinical Judgement of Offending Incidents and Behaviour for Intellectual Disability Services
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Lindsay, William R.; Beail, Nigel – Journal of Applied Research in Intellectual Disabilities, 2004
Background: Research on prediction of violent and sexual offending behaviour has developed considerably in the mainstream criminological literature. Apart from one publication [Quinsey (2004) "Offenders with Developmental Disabilities," pp. 131-142] this has not been extended to the field of intellectual disabilities. Methods: Work on actuarial…
Descriptors: Mental Retardation, Developmental Disabilities, Predictive Validity, Prediction