Purpose The purpose of this paper is to review the “state of the art” in research on police
legitimacy. The authors consider two bodies of theory and empirical research on police …

Evidence-based policing is a method of making decisions about “what works” in policing:
which practices and strategies accomplish police missions most cost-effectively. In contrast …

The use of body-worn cameras (BWCs) by the police is rising. One proposed effect of BWCs
is reducing complaints against police, which assumes that BWCs reduce officer …

Research Summary Limitations in data and research on the use of firearms by police officers
in the United States preclude sound understanding of the determinants of deadly force in …

In post-Ferguson America, police departments are being challenged to implement evidence-
based changes in policies and training to reduce fatal police-citizen encounters. Of the litany …

To support the development and implementation of evidence-based crime reduction, we
systematically identified and appraised 70 systematic reviews of single crime reduction …

Two principles should form the bedrock for effective policing in a democratic society. The first
is that crimes averted, not arrests made, should be the primary metric for judging police …

Hot spots policing has been shown to be an effective strategy for reducing crime across a
number of rigorous evaluations, but despite this strong body of research, there still exist …

Evidence-based policing—using research and scientific processes to inform police
decisions—is a complex approach to policing that involves various challenges. One primary …

We build upon previous reviews of the police effectiveness literature to categorize strategies
and tactics based on what police should and should not be doing. We also provide relevant …