Research and analysis

Research and analysis on the Offender Assessment System

A compendium of research and analysis on the Offender Assessment System (OASys); studies completed between 2009 and 2013

Documents

Research and analysis on the Offender Assessment System

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Details

The compendium presents the OASys studies completed between 2009 and 2013, including a systematic review of the underlying evidence base, a survey of assessors’ views and experiences, and analyses of various aspects of reliability and validity. Updated versions of the operational risk of reoffending predictors are presented.

The findings support the continuing development of offender assessment.

Published 30 July 2015