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Homicide, Bereavement, and the Criminal Justice System in Texas, 2000
This study assessed the influence of the criminal justice system on the bereavement process of individuals who have lost loved ones to homicide. The primary question motivating... -
Community Policing and Police Agency Accreditation in the United States, 1992 and 1994
This study was undertaken to examine the compatibility of law enforcement agency accreditation and community policing. It sought to answer the following questions: (1) Are... -
Process Evaluation of a Residential Substance Abuse Treatment (RSAT) Program in Dallas County, Texas, 1998-1999
This study assessed the Dallas County Judicial Treatment Center (DCJTC) in Texas. The DCJTC is a residential substance abuse treatment center for drug-involved felony offenders.... -
Reducing Gang Violence: A Randomized Trial of Functional Family Therapy, Philadelphia, Pennsylvania, 2013-2016
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... -
Attitudes Toward Crime and Punishment in Vermont: Public Opinion About an Experiment With Restorative Justice, 1999
By the summer of 1998, the Vermont Department of Corrections (DOC) had completed three years of operational experience with "restorative justice," a concept that involves... -
Community Policing in Baltimore, 1986-1987
This data collection was designed to investigate the effects of foot patrol and ombudsman policing on perceptions of the incidence of crime and community policing practices in... -
Assessing the Delivery of Community Policing Services in Ada County, Idaho, 2002
This study was conducted to explore the ways that enable the Ada County Sheriff's Office (ACSO) to examine its behavior in five areas that embody its adoption of community... -
Developing and Validating a Brief Jail Mental Health Screen in Maryland and New York, 2005-2006
The goal of this research project was to develop an efficient mental health screen that would aid in the early identification of severe mental illnesses and other acute... -
Minneapolis Intervention Project, 1986-1987
This collection investigates the impact of increased activity of community intervention projects on the incidence of domestic abuse. In particular, the data provide an... -
National Survey of Tribal Court Systems, 2014
The National Survey of Tribal Court Systems (NSTCS) is the first complete enumeration of tribal court systems operating in the United States and gathers administrative and... -
Effects of Sentences on Subsequent Criminal Behavior in New Jersey, 1976-1977
This data collection examines the effects of sentencing on offenders' subsequent criminal behaviors. The data address the following questions: (1) At what point in the criminal... -
Developing a Common Metric for Evaluating Police Performance in Deadly Force Situations in the United States, 2009-2011
This study developed interval-level measurement scales for evaluating police officer performance during real or simulated deadly force situations. Through a two-day concept... -
Evaluation of the Los Angeles County Regimented Inmate Diversion (RID) Program, 1990-1991
This data collection documents an evaluation of the Los Angeles County Sheriff's Regimented Inmate Diversion (RID) program conducted with male inmates who were participants in... -
Lifecourse Experiences of Intimate Partner Violence and Help-Seeking among Filipina, Indian, and Pakistani Women: Implications for Justice System Responses 2007-2009 (San Francisco, California)
The goal of this research project was to enhance the understanding of Asian battered women's experiences in seeking help from the criminal justice system (CJS) and other (non-... -
Explaining Developmental Crime Trajectories at Places: A Study of "Crime Waves" and "Crime Drops" at Micro Units of Geography in Seattle, Washington, 1989-2004
This study extends a prior National Institute (NIJ) funded study on mirco level places that examined the concentration of crime at places over time. The current study links... -
Longitudinal Study of Criminal Career Patterns of Former California Youth Authority Wards, 1965-1984
This study was designed to measure changes that occur in criminal behavior as offenders move through life. It investigated the patterns of criminal behavior that occurred over... -
Projecting Violent Re-Offending in a Parole Population: Developing a Real-Time Forecasting Procedure to Inform Parole Decision-Making, Pennsylvania, 2012-2014
The University of Pennsylvania, in collaboration with the Pennsylvania Board of Probation and Parole (PBPP), began developing a violent forecast model utilizing the machine... -
Spatial Configuration of Places Related to Homicide Events in Washington, DC, 1990-2002
The purpose of this research was to further understanding of why crime occurs where it does by exploring the spatial etiology of homicides that occurred in Washington, DC,... -
Significant guidance documents
Significant guidance documents -
Impact of Sentencing Reforms and Speedy Trial Laws in the United States, 1969-1989
The certainty and promptness of punishment have long been hypothesized to be important variables in deterring crime. This data collection evaluates whether sentencing reforms to...