Today''s police agencies are in a period of both crisis and reform as they try to improve their ability to deliver public safety to citizens in ways that are effective, legitimate, and sustainable. Evidence-based policing offers one such solution - an approach which emphasises the value that research can bring to police officers and, by extension, the public they serve.However, evidence-based policing is not just about the process of understanding and evaluating police practices. It is also about translating and using that knowledge in daily police activities. This unique book examines the scientific evidence for the effectiveness of various police practices and provides tools to help turn research into practice. Part I gives a practitioner''s definition of evidence-based policing, a primer on how to judge and interpret research findings, and a review of theEvidence-Based Policing Matrix, a tool for translating research on police crime control interventions. In Part II the authors revi