...Christopher S. Koper; Cynthia Lum; Xiaoyun Wu; Noah Fritz Purpose To measure the practice and management of proactive policing in local American police agencies and assess them in comparison to recommendations of the National Academies of Sciences (NAS) Committee on Proactive Policing. Design...

.... The current study seeks to fill that void by investigating the realities of traffic stops as practiced daily by police officers, and their alignment with crime and vehicle crashes. Such empirical inquiry is especially important given the prevalent use of traffic enforcement as a common proactive policing tool...