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Access additional resources below to learn more about targeted violence and related best practices. Use the filters to sort resources based on subtopic and/or preparedness action.
A Study of the Pre-Attack Behaviors of Active Shooters in the U.S.
Department of Justice, June 2018
This report, covering active shooter incidents in the United States between 2000 and 2013, examines specific behaviors that may precede an attack and that might be useful in identifying, assessing, and managing those who may be on a pathway to violence.
Active Shooter Event Quick Reference Guide
Cybersecurity and Infrastructure Security Agency, 2020
This guide offers suggestions about how a bystander should react in an active shooter situation.
Planning and Response to an Active Shooter: An Interagency Security Committee Policy and Best Practices Guide
Department of Homeland Security, November 2015
This guide provides emergency planners, disaster committees, leadership, and others involved in emergency operations planning with detailed discussions of unique issues faced in Federal facilities before, during, and after an active shooter event. It can be used as a reference to enhance preparedness for an active shooter incident andn may also be useful to other local jurisdictions across the United States.