Jan 2020

New York City Criminal Justice Agency Release Assessment

This website describes the New York City Criminal Justice Agency Release Assessment, how it is scored, how it performs, and how it is used in court

Related Resources
Transforming Criminal Justice Responses to Substance Use: Impacts on Crime, Housing, and Health Outcomes
Academic Paper

Transforming Criminal Justice Responses to Substance Use: Impacts on Crime, Housing, and Health Outcomes

Jan 2025

This paper evaluates the impact of diverting individuals who possess drugs away from arrest and into substance use treatment in Chicago between 2010-2022.

Agent-Based Model of Combined Community- and Jail-Based Take-Home Naloxone Distribution
Academic Paper

Agent-Based Model of Combined Community- and Jail-Based Take-Home Naloxone Distribution

Dec 2024

This paper outlines the impact and cost-effectiveness of naloxone distribution, particularly for people facing criminal justice involvement.

Empirical Analysis of Prediction Mistakes in New York City Pretrial Data
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Empirical Analysis of Prediction Mistakes in New York City Pretrial Data

Feb 2024
Brookings Institution Commentary: Making the invisible epidemic visible
Brief

Brookings Institution Commentary: Making the invisible epidemic visible

Aug 2023

Using new data from a large urban trauma center in Chicago, we document substantial under-reporting of domestic violence at the time of receiving medical care.

Latest Updates

Police are turning to improv to improve leadership skills
Op-Ed
Fast Company
Aug 2025

Police are turning to improv to improve leadership skills

Tyler Dean Kempf, creative director of Second City Works, highlights a partnership between the Crime Lab’s Policing Leadership Academy and The Second City that uses improv to help law enforcement build trust, improve communication, and strengthen relationships.

Violent crime is falling in Chicago. But will it last?
Op-Ed
Crain's Chicago Business
Jul 2025

Violent crime is falling in Chicago. But will it last?

Greg Hinz for Crain’s Chicago Business provides commentary on the city of Chicago’s declining violent crime rates and highlights Crime Lab analysis of homicide data for New York, Los Angeles, and Chicago from 1890-present. 

Opinion: The good news about murder
Op-Ed
The Washington Post
Jul 2025

Opinion: The good news about murder

In an op-ed for the Washington Post, E.J. Dionne Jr. highlights recent declines in homicides and shootings in the U.S. and discusses this return to pre-pandemic crime levels with Crime Lab leaders Roseanna Ander, Jens Ludwig, CVI Leadership Academy Executive Director Chico Tillmon, and former Los Angeles police chief and advisor to the Policing Leadership Academy Charlie Beck.