Police research
Tale of Four Cities: Improving our Understanding of Gun Violence, Draft Final Summary Overview
NIJ LEADS Program Increases Research Capabilities of Law Enforcement Officers
Researcher-Survivor-Ally Evaluation of the Mayor's Task Force on Anti-Human Trafficking, Final Summary Report
NIJ LEADS Program Increases Research Capabilities of Law Enforcement Officers
This video, produced for IACPTV, provides an overview of the NIJ Law Enforcement Advancing Data and Science (LEADS) program. NIJ LEADS Scholars from Dayton and Newark police departments provide an overview of the LEADS program as they describe their projects and experiences working in the program.
Hear from LEADS scholars Major Wendy Stiver, Dayton Police Department, and Captain Ivonne Roman, Newark Police Department.
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Police Departments' Adoption of Innovative Practices
Results From the Police-Community Interaction (PCI) Survey
Protecting Against Stress and Trauma: Research Lessons for Law Enforcement - Research and Practice
Protecting Against Stress and Trauma: Research Lessons for Law Enforcement - Next Steps
Protecting Against Stress & Trauma: Research Lessons for Law Enforcement – Research & Practice
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Protecting Against Stress & Trauma: Research Lessons for Law Enforcement– Defining the Problem
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NIJ Journal Issue No. 281
NIJ’s Law Enforcement Advancing Data and Science Scholars Program for Academics
New scholars selected!
Meet the 2024 class of scholars.
NIJ typically accepts applications for new scholars in the spring.
The Law Enforcement Advancing Data and Science (LEADS) Academics program offers a unique opportunity for early-career academics to engage and partner with other NIJ LEADS Scholars, all of whom are mid-career police officers, civilians, and fellow academics dedicated to advancing the police profession through science...
Criminal Justice Requirements and Resources Consortium
Criminal Justice Testing and Evaluation Consortium
The Impact of Gunshot Detection Technology on Gun Violence in Kansas City and Chicago: A Multi-Pronged Synthetic Control Evaluation
Improving the Understanding of Mass Shooting Plots
Macro-Level Influences on Police Decision-Making and Engagement with Victims of Serious Violent Crimes: A Narrative Case Study of Two States
Improving the Investigation, Clearance Rates, and Victim Restoration of Robberies: A Randomized Controlled Experiment
Employing Evidence to Combat Everyday Tragedy
Wrongful Convictions: The Latest Scientific Research & Implications for Law Enforcement
What does science tell us about case factors that can lead to a wrongful conviction? Dr. Jon Gould of American University will discuss the findings of the first large-scale empirical study that has identified ten statistically significant factors that distinguish a wrongful conviction from a "near miss." (A "near miss" is a case in which an innocent defendant was acquitted or had charges dismissed before trial). Following Dr. Gould's presentation, Mr. John R.
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Try Again, Fail Again, Fail Better: Lessons from Community Courts
Change doesn't come easy, particularly within an institution as large and complex as the criminal justice system. Greg Berman, Director of the Center for Court Innovation, offered lessons from several efforts to make reform stick in criminal justice settings. In particular, he focused on the development of community courts — experimental court projects that are attempting to reduce both crime and incarceration in dozens of cities across the U.S. and around the world.
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