...Cynthia Lum; Christopher S. Koper; James Willis; Stephen Happeny; Heather Vovak; Jordan Nichols Purpose The purpose of this paper is to document the diffusion of license plate readers (LPRs) in the USA, examining the variety, evolution and tracking of their uses through a national survey...

...Natalie Todak; Janne E. Gaub; Michael D. White Purpose The diffusion of innovations paradigm suggests that stakeholders’ acceptance of a police innovation shapes how it spreads and impacts the larger criminal justice system. A lack of support by external stakeholders for police body-worn cameras...

... whether the intervention affected specific calls for service and geographic and/or temporal displacement/diffusion occurred. Findings – Two key findings emerged. First, the intervention produced several hypothesized reductions and increases in specific call types, but temporal displacement rendered...