Skip to content
John Jay College Research and Evaluation Center

John Jay College Research and Evaluation Center

COMMUNITY | SAFETY | EVIDENCE

  • About
    • Organization
    • History
    • People
    • Students
    • Partners
    • Advisers
  • Projects
  • Initiatives
    • Evidence Generation
    • Positive Youth Justice
    • Justice & Tech
    • Research Events
  • Products
    • All REC Products
    • Products by Type
      • Monographs
      • Data Bits & Research Briefs
      • Academic Articles
      • Presentations
      • Other Misc
    • Products by Author
    • Products in CUNY Library
    • External Publications
  • Press Coverage
  • Contact
  • We Can Help
  • June 1, 2026 JohnJayREC

    Recidivism: Use with Caution

    Measuring the outcomes of criminal justice interventions should include recidivism, but exclusive reliance on recidivism is ill-advised and potentially reckless.

    • Share on LinkedIn (Opens in new window) LinkedIn
    • Email a link to a friend (Opens in new window) Email
  • February 13, 2026 JohnJayREC

    Community-Led Strategies to Reduce Gun Violence

    Building the CVI evidence base for the future will require theoretically informed, intentionally causal evaluation studies.

    • Share on LinkedIn (Opens in new window) LinkedIn
    • Email a link to a friend (Opens in new window) Email
  • June 3, 2022 JohnJayREC

    Community Violence Intervention at the Roots (CVI–R)

    Grassroots efforts to reduce violence could be called Community Violence Interventions at the Roots (or CVI-R).

    • Share on LinkedIn (Opens in new window) LinkedIn
    • Email a link to a friend (Opens in new window) Email
  • November 9, 2020 JohnJayREC

    Reducing Violence Without Police: A Review of Research Evidence

    JohnJayREC reviewed the evidence for policies and programs that reduce violence without relying on police.

    • Share on LinkedIn (Opens in new window) LinkedIn
    • Email a link to a friend (Opens in new window) Email
  • January 1, 2020 JohnJayREC

    Easily Overstated

    The notion that youth confinement fell in response to progressive reforms is merely appealing rhetoric.

    • Share on LinkedIn (Opens in new window) LinkedIn
    • Email a link to a friend (Opens in new window) Email
  • February 1, 2018 JohnJayREC

    Positive Outcomes

    Youth justice systems can rely on positive outcomes rather than recidivism to measure their effectiveness.

    • Share on LinkedIn (Opens in new window) LinkedIn
    • Email a link to a friend (Opens in new window) Email

Research Products

September 14, 2024 JohnJayREC

Reimagining Community Safety

The National League of Cities supported local government leaders in five U.S. cities working to reimagine public safety.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
August 1, 2024 JohnJayREC

Ticket Punch: The Consequences of Fare Evasion Enforcement in New York City Subways

Researchers investigated transit fare evasion in New York City subway stations between 2018 and 2023.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
March 18, 2024 JohnJayREC

Color Contrast: Racial and Ethnic Disparities in New York City Law Enforcement

Racial differences in police contacts are not de facto evidence of bias, but monitoring could help guard equity.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
April 28, 2021 JohnJayREC

The Juvenile Justice Response to Violence

Even during periods of relatively low violence, the incidence of violent behavior by and among young people is a prominent issue. Policymakers and communities always need effective methods of addressing violent acts by youth.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
July 17, 2020 JohnJayREC

Reducing Gun Violence in New York City

Causal relationships are difficult to identify in complex and multi-part initiatives, but New York City’s falling rate of gun violence suggests that recent community initiatives may have helped to sustain previous gains.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
November 11, 2019 JohnJayREC

Older Adults Responsible for Total Growth in Drug Arrests

The entire increase in drug crime arrests during the past decade was due to growing numbers of arrests involving adults ages 25 and older. Youth under age 18 and even young adults under age 25 were far less likely to be arrested for drug crimes in 2018 than any time in the past two decades.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
July 27, 2018 JohnJayREC

Good Questions: Building Evaluation Evidence in a Competitive Policy Environment

Policymakers and practitioners in the justice sector should consider evaluation research as a portfolio of strategic investments in knowledge development. Randomized controlled trials are merely one asset in a broader investment strategy.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
May 24, 2018 JohnJayREC

Gun Violence is not an “Urban” Problem

by Jeffrey A. Butts JohnJayREC DataBits 2018-01 (revised Jan 2020) Policy debates

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
May 15, 2018 JohnJayREC

Critical Care: The Important Role of Hospital-Based Violence Intervention Programs

Douglas Evans and Anthony Vega In Denormalizing Violence: A Series of Reports

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
October 2, 2017 JohnJayREC

Repairing Trust

Young men who express more confidence in law enforcement are less likely to support the use of personal violence to settle disputes and resolve personal conflicts.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
New York City neighborhood
October 2, 2017 JohnJayREC

The Effects of Cure Violence in the South Bronx and East New York, Brooklyn

Promising evidence that the public health approach to violence reduction championed by Cure Violence may be capable of creating safe and healthy communities.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
August 4, 2015 JohnJayREC

Respondent-Driven Sampling: Evaluating the Effects of the Cure Violence Model with Neighborhood Surveys

by Kwan-Lamar Blount-Hill and Jeffrey A. Butts August 2015 Acknowledgements This report

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
July 14, 2026 JohnJayREC

Responding to Firearm Possession Charges in New York City:

Evaluation of the Bronx Osborne Gun Accountability and Prevention (BOGAP) program.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
June 1, 2026 JohnJayREC

Recidivism: Use with Caution

Measuring the outcomes of criminal justice interventions should include recidivism, but exclusive reliance on recidivism is ill-advised and potentially reckless.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
February 13, 2026 JohnJayREC

Community-Led Strategies to Reduce Gun Violence

Building the CVI evidence base for the future will require theoretically informed, intentionally causal evaluation studies.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
February 4, 2026 JohnJayREC

Harvard Kennedy School Webinar

Crime data can inform news reporting across many topics, from local government and legal affairs to economics and immigration. It’s important to know where to find reliable data and how to use it responsibly.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
October 14, 2025 JohnJayREC

Young NYC Detainees Sleep in Classrooms, Common Areas Amid Overcrowding, Lawyers Say

”What we never do is reflect back on ourselves to think, ‘Why are we having these problems and what do we do to prevent them from occurring in the future?’” Butts said.

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email
October 10, 2025 JohnJayREC

A Very, Very Expensive Way to Reduce Crime

Jeffrey Butts, a professor at the John Jay College of Criminal Justice, in New York City, told me, “If you wanted to go after cities that were in trouble and experiencing increases in homicide, for example, you would go to Little Rock…”

  • Share on LinkedIn (Opens in new window) LinkedIn
  • Email a link to a friend (Opens in new window) Email

Posts pagination

1 2 3 … 96 Next Posts»
Wordpress—Wellington Pro