Feb 2022
When Scale and Replication Work: Learning from Summer Youth Employment Experiments
This research paper addresses the challenges of scaling up and replicating successful human capital interventions due to two key sources of variability: differences in the treatment itself and changes in the target population.
Latest Updates
Unraveling the Threads of America’s Gun Culture
Megan Kang, a Crime Lab affiliate and Ph.D. candidate in sociology at Princeton University, outlines new historical evidence that charts the growth in firearm ownership.

Chicago nonprofits gather to discuss progress, solutions for gun violence
CBS Chicago’s Darius Johnson speaks with the Crime Lab’s Kim Smith and Dar’tavous Dorsey about the goals of the event, which hosted nearly 50 nonprofits from every corner of Chicago for its first gun violence prevention expo.
Strides for Peace to debut Gun Violence Prevention Expo
Strides for Peace hosted a new expo focusing on gun violence prevention in Chicago, featuring an information session from the Crime Lab’s Chico Tillmon.