U.S. flag

An official website of the United States government, Department of Justice.

Early childhood (0-4)

Evidence-Based Policing: The Importance of Research and Evidence

July 2018
NIJ’s two Law Enforcement Advancing Data and Science programs encourage law enforcement officers and agencies to use data and research to inform their policies and practices. This panel convened leading practitioners and researchers to discuss evidence-based policing for an audience that includes the next generation of U.S. policing leadership. Panelists come from a variety of backgrounds and will draw from on-the-ground experience to discuss evidence-based policing as it relates to law enforcement training curriculums, practitioner-led trials, research clearinghouses, and other topics.

LEADS Scholar Spotlight — Patrol Officer Exposure to Subcritical Incidents

May 2018
Wendy Stiver, a commander with the Dayton Police Department in Ohio and a Class of 2016 scholar of NIJ’s Law Enforcement Advancing Data and Science (LEADS) Program, talks about her work to find interventions to patrol officer exposure to subcritical trauma, or subcritical incidents. She said she was inspired by the LEADS Program to begin analyzing this subject.

Empirical Assessment of Domestic Radicalization

February 2013

Interview with Gary Ackerman, Director for Special Projects, National Consortium for the Study of Terrorism and Responses to Terrorism, University of Maryland

Mr. Ackerman is conducting an empirical assessment of domestic radicalization, with an emphasis on the process of radicalization. In this interview, Ackerman explains how he is using large empirical analysis and small scale life study analysis to discover which factors might cause an individual to make the leap from illegal terrorist behavior to violent terrorist behavior.