Rising prison numbers on both sides of the Atlantic are cause for concern. Justice Reinvestment is a major movement in criminal justice reform in the US that is also attracting lots of interest in the UK. Justice Reinvestment is an approach to addressing the penal crisis that uses the best available evidence to re-direct resources to more effective rehabilitation of offenders and better 'prehabilitation'. It takes a more holistic view of criminal justice and is particularly concerned to address the community dimensions of offending and re-offending. The authors highlight competing models of...