When it comes to adopting evidence-based approaches, does the size of an organization really matter? This practical guide brings leading police and sociology experts together to demonstrate how police forces of all sizes can successfully embed evidence-based methods by using their strengths and limitations to their advantage. Drawing on experiences of policing in North America, it proposes new ways of strategizing and harnessing the talents of ‘change champions’. Building on the authors’ widely adopted first book on evidence-based policing, this is essential reading for practitioners, aspiring leaders, students and policy-makers.