The Police Staffing Observatory (PSO) is a global collaborative of academics, scholars, practitioners and students working with Michigan State University to promote evidence-based police workforce research, strategy and operations. Its primary aims are to advance police workforce knowledge and its application by*Conducting timely and innovative research on critical aspects of a wide-range of police staffing issues, resulting in scholarly and practitioner-oriented publications*Creating a venue for the network of police staffing scholars to share opportunities, discuss ideas and enable collaborations*Facilitating researcher-practitioner partnerships and technical assistance*Serving as a repository and dissemination vehicle for the research of collaborators so that it is easily discoverable by practitioners and others.Through its facilitation of research and outreach, the Police Staffing Observatory is a community of science that ultimately serves as a valuable resource for the community of practice.