This updated and expanded new edition builds upon the highly successful first edition to provide an accessible guide to what pro-social practice is and how to do it, offering support and practical guidance for managers and practitioners seeking to implement and develop pro-social practice. It has been updated throughout, drawing on a wide range of evidence to relate theory to practice. It includes a wholly new chapter containing five case studies showing pro-social modelling being used in a police force, a prison, an Approved Premise, an educational establishment, and within community supervision Key areas of guidance include: