U.S. flag

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

Gun violence

Epidemiology of Crime Guns: Summary

NCJ Number
254131
Date Published
September 2016
Agencies
NIJ-Sponsored
Publication Type
Research (Applied/Empirical), Report (Summary), Report (Study/Research), Report (Grant Sponsored), Program/Project Description

Rare Incidents Data Collection Methods to Advance Research on Mass Violence

Thank you and welcome. It is most gratifying for us at NIJ to host, interact with, and learn from our expert research partners. 

We appreciate that you’ve come from all over the country to convene with us here in San Antonio, Texas—the home of “The Alamo.” 

The Importance of Mass Violence Research 

I am David Muhlhausen, the Director of the National Institute of Justice. As...

The Stress of an On-the-Job Killing

NCJ Number
253505
Date Published
August 2019
Agencies
NIJ
Publication Type
Report (Technical Assistance), Report (Summary), Legislation/Policy Analysis, Issue Overview, Instructional Material

Police-on-Police Shootings and the Puzzle of Unconscious Racial Bias

June 2010

Professor Christopher Stone recently completed a study of police-on-police shootings as part of a task force he chaired in New York State. He reported on his findings and recommendations, exploring the role of race in policing decisions, methods to improve training and tactics to defuse police-on-police confrontations before they become fatal, and methods to improve the investigations of such shootings.