National Institute of Justice
The National Institute of Justice (NIJ) is the research, development, and evaluation agency of the United States Department of Justice (DOJ). NIJ, along with the Bureau of Justice Statistics (BJS), Bureau of Justice Assistance (BJA), Office of Juvenile Justice and Delinquency Prevention (OJJDP), Office for Victims of Crime (OVC), and other program offices, comprise the DOJ's Office of Justice Programs (OJP).
Source: Wikipedia — National Institute of Justice (CC BY-SA 4.0)