Search datasets

• Organization: Department of Justice
• Dataset Last Updated: March 18, 1999 at 12:00 AM

This longitudinal study of juvenile offenders traces the criminal histories of a sample of juveniles, including those who were "dropouts" (juvenile offenders who did not go on to become...

• V2

• Organization: Department of Justice
• Dataset Last Updated: March 30, 2006 at 12:00 AM

By 1996 it became apparent that the Los Angeles county jails faced a serious overcrowding problem. Two possible solutions to the problem were to build more jail capacity or to divert a...

• V2

• Organization: Department of Justice
• Dataset Last Updated: January 12, 2006 at 12:00 AM

These data examine the interrelationships among alcohol use, drug use, criminal violence, and domestic violence in a parolee population. More specifically, the data explore the contributions...

• V1

• Organization: Department of Justice
• Dataset Last Updated: January 27, 2021 at 10:44 AM

The study assesses the extent of commonalities between individuals who become involved in violent extremist groups and criminal gangs, and the processes by which individuals engage in each group....

• V1

• Organization: Department of Justice
• Dataset Last Updated: August 20, 1999 at 12:00 AM

The purpose of this data collection was to explore the relationship between drug use and crime. Specifically, the collection was undertaken to determine whether drug test results could...

• V1

• Organization: Department of Justice
• Dataset Last Updated: November 04, 2005 at 12:00 AM

The purpose of this study was to develop and validate a reliable and accurate method for measuring the effectiveness of offender classification systems to improve the management of ...

• V1

• Organization: Department of Justice
• Dataset Last Updated: May 15, 2013 at 02:44 PM

This data collection was undertaken to develop a typology of narcotic addicts according to the kind, frequency, and seriousness of their crimes and to identify the most serious criminal...

• V2

• Organization: Department of Justice
• Dataset Last Updated: January 12, 2006 at 12:00 AM

These data examine the relationships between childhood abuse and/or neglect and later criminal and violent criminal behavior. In particular, the data focus on whether being a victim of...

• V1

• Organization: Department of Justice
• Dataset Last Updated: October 29, 2020 at 09:36 AM

How is the process of radicalization understood over time? Do current radicalization to violence differ from earlier waves? How can these understandings be utilized to prevent radicalization to...

• V1

• Organization: Department of Justice
• Dataset Last Updated: November 04, 2005 at 12:00 AM

The relationship between crime control policies and fundamental parameters of the criminal career, such as career length, participation in offenses, and frequency and seriousness of...

• V1

• Organization: Department of Justice
• Dataset Last Updated: June 23, 2008 at 10:29 AM

The purpose of this study was to provide a comprehensive assessment of the usefulness and effectiveness of prediction and classification of offenders under community supervision. A felony cohort...

• V1

• Organization: Department of Justice
• Dataset Last Updated: January 04, 2021 at 04:15 PM

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 checked or processed...

• V2

• Organization: Department of Justice
• Dataset Last Updated: December 14, 2010 at 11:34 AM

The purpose of the study was to examine criminal behavior and criminal justice system involvement among youth making the transition from out-of-home care to independent adulthood. The study...

• V1

• Organization: Department of Justice
• Dataset Last Updated: January 18, 2006 at 12:00 AM

The purpose of this data collection was to measure the validity or accuracy of four recidivism prediction instruments: the INSLAW, RAND, SFS81, and CGR scales. These scales estimate the ...

• V1

• Organization: Department of Justice
• Dataset Last Updated: March 30, 2006 at 12:00 AM

The purpose of the study was to investigate the criminal career patterns of violent offenders. These data are intended to facilitate the development of models to predict recidivism...

• V1

• Organization: Department of Justice
• Dataset Last Updated: August 26, 2009 at 03:55 PM

Despite a growing consensus among scholars that substance abuse treatment is effective in reducing offending, strict eligibility rules have limited the impact of current models of therapeutic...

• V1

• Organization: Department of Justice
• Dataset Last Updated: May 26, 2022 at 11:11 AM

This study seeks to examine important components of our nation's sex offender tracking and monitoring systems, with a focus on risk assessment and sexual recidivism (measured by re-arrest). Data...

• V1

• Organization: Department of Justice
• Dataset Last Updated: October 31, 1992 at 12:00 AM

The purpose of this study was to evaluate the impact of a Repeat Offender Unit in Phoenix. Repeat Offender Programs are police-initiated procedures for patrolling and apprehending...

• V1

• Organization: Department of Justice
• Dataset Last Updated: May 06, 2003 at 12:00 AM

This research project was designed as a replication and extension of earlier research on how childhood victimization relates to delinquency, adult criminality, and violent criminal...

• V1

• Organization: Department of Justice
• Dataset Last Updated: November 19, 1999 at 12:00 AM

For this data collection, offenders confined to prison were surveyed to examine the utility of deterrence theory variables as predictors of differential desistance from serious property...

• V1