Louisville Courier Journal — Louisville is Spending Millions to Stop Gun Violence Before it Starts. Here’s How it Works.

Jeffrey Butts, director of the Research and Evaluation Center at John Jay College of Criminal Justice, is evaluating two crime reduction initiatives at the behest of New York City, which has been investing in a targeted focus on people involved in gun violence. They found the organizations funded through the city’s Office of Criminal Justice "don’t have enough information" because programs "aren’t asked to generate or collect data." "Everyone is running around doing what they think is right,” he said. “Every neighborhood says they know their people, their guys, their culture. But that makes it impossible to say whether the program itself is responsible for improvements in public safety.”

ABC News — Lessons from a ‘Violence Interrupter’ as Shootings Continue to Ravage Chicago

"[Violence interrupters] are from the same streets, grew up in the same areas and had the same experiences as young people and so they just have more access and access means influence," said Jeffrey Butts, director of the Research and Evaluation Center at John Jay College of Criminal Justice. "The possibility of influencing someone's behavior and attitude is stronger if you come at them as an equal."

Philly Doesn’t Need to Reinvent the Wheel to Reduce Homicides | Opinion

I often wonder, how did we get here — ending August with 357 homicides, on track to be our deadliest year recorded for shooting deaths?... Other cities, like New York and Oakland, Calif., have been where we are today but made improvements. We don’t need to reinvent the wheel. A report published last year by John Jay College of Criminal Justice’s Research and Evaluation Center, authored by a diverse group of academic consultants, lays out a framework for action I believe we can apply in Philadelphia.