Publications
Featured Publication
Analyzing the Impact of Baltimore’s Group Violence Reduction Strategy in the Western District
The team’s preliminary estimates are that, in the 18 months after its introduction in January 2022, GVRS was responsible for reducing homicides and shootings in the Western District by roughly a quarter, […]
Read this publicationRecent Publications
Analyzing the Impact of Baltimore’s Group Violence Reduction Strategy in the Western District
The team’s preliminary estimates are that, in the 18 months after its introduction in January 2022, GVRS was responsible for reducing homicides and shootings in the Western District by roughly a quarter, […]
Read this publicationAn Evaluation of the Group Violence Intervention (GVI) in Philadelphia
This evaluation suggests “the current GVI implementation in Philadelphia has been associated with significant reductions in group member involved firearm violence. The continued effectiveness of the implementation will likely depend on a range of factors, including necessary adjustments to evolving group activity and firearm violence.”
Read this publicationCrime Prevention Through Intelligence and Information Sharing: An Evaluation of an Information Intervention at the Philadelphia Police Department
“The evidence on the effectiveness of the phones is mixed. On the one hand, it is clear that a year after the phones were deployed, relatively few officers are using their phones […]
Read this publicationFulfilling the Promise of Public Safety: Some Lessons from Recent Research
“Many American communities are wrestling with how to reform their approach to public safety in the wake of police killings, particularly of Black men. There are many ideas for what the right […]
Read this publicationEstimating the Effects of Shrinking the Criminal Justice System on Criminal Recidivism
“We examined the impact of Raise the Age (RTA) in Massachusetts, which increased the maximum jurisdictional age for its juvenile court in late 2013. Using statewide re-arraignment data and a difference-in-differences research […]
Read this publicationAssociation Between Structural Housing Repairs for Low-Income Homeowners and Neighborhood Crime
“The results suggest that structural, scalable, and sustainable place-based interventions should be considered by policy makers who seek to address crime through non–police interventions.” Association Between Structural Housing Repairs for Low-Income Homeowners […]
Read this publicationLow-Touch, Misdemeanor Diversion Programs with Record Expungement Reduce Reconviction Rates
“The study shows that low-touch diversion programs like Philadelphia’s Accelerated Misdemeanor Program (AMP) can increase clean-slate exits from the criminal justice system and reduce recidivism.” Low-Touch, Misdemeanor Diversion Programs with Record Expungement […]
Read this publicationRecidivism Analysis Research Brief: Community Justice Support Centers
“Community Justice Support Centers (CJSCs) are an innovative, court-run initiative that combine traditional community monitoring with treatment, education, and career services to keep clients that are at high-risk for recidivism out of […]
Read this publicationReforming the Police Through Procedural Justice Training: A Multicity Randomized Trial at Crime Hot Spots
“The training led to increased knowledge about Procedural Justice (PJ) and more procedurally just behavior in the field as compared with the Standard Condition (SC) condition. At the same time, PJ officers […]
Read this publicationReducing Crime by Remediating Vacant Lots: The Moderating Effect of Nearby Land Uses
“Vacant lot greening was estimated to reduce total crime and multiple subcategories in both the quasi-experimental and experimental evaluations. Remediating vacant lots had a smaller effect on reducing crime when they were […]
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