Nov 2021
Policing Substance Use: Chicago’s Treatment Program for Narcotics Arrests – Working Paper
This working paper sheds light on the effectiveness of diversion programs by showcasing Chicago’s drug diversion program success in reducing drug-related arrests.

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

Brookings Institution Commentary: Making the invisible epidemic visible
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
How a study in the Stockholm subway could help prevent violent crime
We need to learn the lessons from an ingenious piece of research done in Sweden and radically change policies around interpersonal violence, says UChicago Crime Lab director Jens Ludwig.

‘Definitely a cause for hope’ UChicago economist says of new book on causes of gun violence
America has a fundamental misunderstanding of what drives gun violence, and it’s prevented us from solving the problem. That’s according to the new book “Unforgiving Places”, by University of Chicago economist and Crime Lab director Jens Ludwig.

Understanding Gun Violence in America
Steve Davies and Jens Ludwig discuss why America has so many gun deaths, how traditional narratives fail to explain most gun violence, and why past policies failed to reduce the deadly toll. Ludwig speaks about his new book, grounded in evidence and behavioral insights to further explain gun violence.
