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Collection National Incident-Based Reporting System (NIBRS) Series
Investigator(s): United States Department of Justice. Federal Bureau of Investigation The National Incident-Based Reporting System (NIBRS) series is a component part of the... -
Collection Law Enforcement Agency Identifiers Crosswalk Series
Researchers have long been able to analyze crime and law enforcement data at the individual agency level and at the county level using data from the Federal Bureau of... -
Law Enforcement Agency Roster (LEAR), 2016
In the past several years, BJS has made efforts to develop a national roster of publicly funded law enforcement agencies. The Census of State and Local Law Enforcement Agencies... -
Collection Directory of Law Enforcement Agencies Series
Investigator(s): Bureau of Justice Statistics To ensure an accurate sampling frame for its Law Enforcement Management and Administrative Statistics (LEMAS) survey, the Bureau of... -
Effects of Marijuana Legalization on Law Enforcement and Crime, Washington, 2004-2018
This study sought to examine the effects of cannabis legalization on crime and law enforcement in Washington State. In 2012 citizens voted to legalize possession of small... -
Felonious Homicides of American Police Officers, 1977-1992
The study was a comprehensive analysis of felonious killings of officers. The purposes of the study were (1) to analyze the nature and circumstances of incidents of felonious... -
Retail-Level Heroin Enforcement and Property Crime in 30 Cities in Massachusetts, 1980-1986
In undertaking this data collection, the principal investigators sought to determine (1) whether police enforcement against drug crimes, specifically heroin crimes, had any... -
Collection Law Enforcement Management and Administrative Statistics (LEMAS) Series
Investigator(s): Bureau of Justice Statistics Conducted periodically since 1987, LEMAS collects data from over 3,000 general purpose state and local law enforcement agencies,... -
National Assessment Program Survey of Criminal Justice Personnel in the United States, 1986
This survey probed the needs and problems facing local criminal justice practitioners. Within each sampled county, survey questionnaires were distributed to the police chief of... -
Florida's Criminal Justice Workforce Research Information System, 1985-1996
This project sought to prove that research files could be created through the extraction of personnel management systems data. There were five goals associated with designing... -
Long-Term Effects of Law Enforcement's Post-9/11 Focus on Counterterrorism and Homeland Security, 2007-2010, United States
This study examines the state of counterterrorism and homeland security in five large urban law enforcement agencies (the Boston Police Department, the Houston Police... -
Capturing Human Trafficking Victimization Through Crime Reporting, United States, 2013-2016
Despite public attention to the problem of human trafficking, it has proven difficult to measure the problem. Improving the quality of information about human trafficking is... -
Developing a Problem-Oriented Policing Model in Ada County, Idaho, 1997-1998
To explore the idea of community policing and to get an understanding of citizens' policing needs, representatives from the Ada County Sheriff's Office and Boise State... -
Reforming Public Child Welfare in Indiana, 2007-2009
The study of Indiana's Child Welfare reform was designed to identify community professionals' perceptions of the Department of Child Services (DCS) following the release of a... -
Understanding Arrest Data in the National Incident-based Reporting System (NIBRS), Massachusetts, 2011-2013
These data are part of NACJD's Fast Track Release and are distributed as they were received from the data depositor. The files have been zipped by NACJD for release, but not... -
Survey of Drug Enforcement Tactics of Law Enforcement Agencies in the United States, 1992
This program evaluation study is intended to capture fully the universe of drug enforcement tactics available in the United States and to assess trends in drug enforcement. The... -
Census of State and Local Law Enforcement Training Academies, 2013
From 2011 to 2013, a total of 664 state and local law enforcement academies provided basic training to entry-level officer recruits in the United States. During this period,... -
Use of Computerized Crime Mapping by Law Enforcement in the United States, 1997-1998
As a first step in understanding law enforcement agencies' use and knowledge of crime mapping, the Crime Mapping Research Center (CMRC) of the National Institute of Justice... -
Law Enforcement Officers Safety and Wellness: A Multi-Level Study, United States, 2017-2020
The objective of this study was to assess the role of traumatic exposures, operational and organizational stressors, and personal behaviors on law enforcement safety and... -
Soviet Emigre Organized Crime Networks in the United States, 1992-1995
The goal of this study was to assess the nature and scope of Soviet emigre crime in the United States, with a special focus on the question of whether and how well this crime...
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