U.S. flag

An official website of the United States government

Government Website

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Safely connect using HTTPS

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Archived Content

In an effort to keep DHS.gov current, the archive contains outdated information that may not reflect current policy or programs.

Tracing the Motivations and Antecedent Behaviors of Lone-Actor Terrorism, A Routine Activity Analysis of Five Lone-Actor Terrorist Events


In this report, we explore the implications of shifting the focus from individual qualities (who we think terrorists “are”) to a consideration of the situational qualities of lone-actor terrorist behavior – in other words, what lone-actor terrorists do in the commission of a terrorist attack and how they do it.

Attachment Ext. Size Date
Tracing the Motivations and Antecedent Behaviors of Lone-Actor Terrorism (2012) PDF 1.28 MB
Last Updated: 01/12/2023
Was this page helpful?
This page was not helpful because the content