The National Institute of Justice (NIJ) is the research, development and evaluation agency of the US Department of Justice. The NIJ is dedicated to improving knowledge and understanding of crime and justice issues through science. NIJ provides objective and independent knowledge and tools to reduce crime and promote justice, particularly at the state and local levels. Each year, the NIJ publishes and sponsors dozens of research and study documents detailing results, analyses and statistics that help to further the organization's mission. These documents relate to topics like biometrics, corrections technology, gun violence, digital forensics, human trafficking, electronic crime, terrorism, tribal justice and more. This document is one of these publications.

This handbook discusses policy responses to probation and parole violations that enhance the effectiveness of supervision while also improving community safety. Chapters include: Critical issues in violations -- an overview; The importance of vision, mission, goals, and core values; Collaboration -- a central ingredient for success; Developing baseline information; Supervision; Developing tools to make the policy work; Increasing available choices to violation response; Outcome-based interventions; Monitoring the impact of the policy; And tangible outcomes.