Dr. Koper has served as a lead or senior-level investigator for numerous projects funded by the U.S. Department of Justice (DOJ). He received a Domestic Public Policy Fellowship from the Smith Richardson Foundation in 2001 and is also a former Scholar-in-Residence of the Firearm and Injury Center at Penn (University of Pennsylvania). In projects for DOJ and others, Dr. Koper has studied illegal gun markets, gun control, police crime control strategies, organizational issues in policing, federal crime prevention efforts, and trends in juvenile violence. He played key roles in Congressionally-mandated evaluations of the 1994 assault weapons ban and the effort to add 100,000 police officers to the nation s communities through the federal Community Oriented Policing Services (COPS) program. His work in policing also includes studies of hot spots policing, community policing, police strategies to reduce gun violence, and hiring and retention in police agencies.

Dr. Koper is experienced in the use of a variety of quantitative methodologies, such as multivariate regression, time series, and event history analysis, and has extensive experience presenting research results to academic and policy-practitioner audiences, including the American Society of Criminology, the National Academy of Sciences, and high-ranking officials of DOJ. His work has appeared in numerous scientific journals, books, and reports by government agencies and research organizations. It has also appeared or been featured in media outlets such as the New York Times, USA Today, the Baltimore Sun, and Law Enforcement News.