With the world's prison population continuing to grow and the number of secure inpatient beds in psychiatric hospitals on the rise, establishing valid and reliable methods of identifying individuals who will commit violent acts is an important global health and public safety issue. One approach to identifying future offenders is through the use of risk assessment--unstructured and structured methods of predicting the likelihood of antisocial behavior. Although much has been written on the performance of risk assessment in research settings, little is known about current standards of...