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Mass shooting

Chicago Ceasefire

June 2009

CeaseFire is an evidence-based, data-driven intervention designed to stop shootings and killings in high-incidence neighborhoods by directly intervening with those who are most likely to be involved in a shooting and by building support for alternatives to violence in those neighborhoods. Panel members will share their experiences “on the ground” mediating conflicts and working one-on-one with high-risk individuals.

Investigator-Initiated Research and Evaluation on Firearm Violence, FY 2019

Closing Date

NIJ is seeking applications for the funding of research and program evaluation projects that inform efforts to prevent and reduce intentional, interpersonal firearm violence and public mass shootings in the United States. NIJ will support scientifically rigorous research and evaluation projects designed to strengthen the knowledge base and produce findings with the high practical utility to improve public safety. While NIJ will consider applications for...

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.

NIJ FY18 Investigator-Initiated Research and Evaluation on Firearms Violence

Closing Date

With this solicitation, NIJ seeks applications for investigator-initiated research and evaluation projects to improve understanding, prevention and deterrence of firearms violence in general and public mass shooting incidents in particular. This solicitation aims to strengthen the knowledge base and improve public safety by producing findings with practical implications. This solicitation is focused specifically on producing research related to intentional, interpersonal firearms violence.

Lone Wolf Terrorism in America

February 2013

Interview with Mark Hamm, Ph.D., Indiana State University

Dr. Hamm is studying lone wolf terrorism in the United States and how such terrorists become radicalized. In this interview, Hamm explains the difference between mass violence and terrorism and discusses the ways in which many lone wolf terrorists use public forums to broadcast their intent to commit terrorist acts.