This National Institute of Justice site focuses on "the promotion, research, evaluation, development, and dissemination of GIS (geographic information systems) technology and the spatial analysis of crime." The site features a comprehensive explanation of crime mapping, US Department of Justice Reports on crime mapping and data management in .pdf and html formats, papers in .pdf format from the 1998 Academy of Criminal Justice Sciences (ACJS) annual conference on the concept of "hot spots," and abstracts of papers on various crime mapping topics by crime analysts and academic researchers. Extensive links to other government agencies with crime data and maps on the Internet are also provided as well as a comprehensive bibliography and listings with brief descriptions of crime mapping software.