A Department of Homeland Security Emeritus Center of Excellence led by the University of Maryland

Paxton Roberts

Paxton Roberts

Former Researcher

Researcher on START Projects

Radicalization Clusters? Geographic Concentrations of Violent Extremism and Terrorism in the United States

October 2010 to December 2011

The Terrorism and Extremist Violence in the United States (TEVUS) Database

March 2009 to September 2019

Selected Publications

The Terrorists' Planning Cycle: Patterns of Pre-incident Behaviors (Book Chapter)

A Community Level Comparison of Terrorism Movements in the United States (Journal Article)

Identity and Framing Theory, Precursor Activity, and the Radicalization Process (Report)

The Emergence of Lone Wolf Terrorism: Patterns of Behavior and Implications for Intervention (Journal Article)

Research Brief: Validation of the Nationwide Suspicious Activity Reporting (SAR) Initiative (Research Brief)

Validation of the Nationwide Suspicious Activity Reporting (SAR) Initiative: Identifying Suspicious Activities from the Extremist Crime Database (ECDB) and the American Terrorism Study (ATS) (START Reports)

Patterns of Lone Actor Terrorism in the United States: Research Brief (Research Brief)

Update on Geospatial Patterns of Antecedent Behavior among Perpetrators in the American Terrorism Study (ATS) (START Reports)

Research Highlight: Identifying the Characteristics of Communities Where Perpetrators Live and Pre-Incident Activity Occurs (Research Brief)

From Extremist to Terrorist: Identifying the Characteristics of Communities Where Perpetrators Live and Pre-Incident Activity Occurs (START Reports)

Update on Geospatial Patterns of Precurrsor Behavior among Terrorists (START Reports)

Geospatial Patterns of Precurrsor Behavior among Terrorists (START Reports)

Characteristics of Communities where American Terrorists, Lived, Planned, and Conducted their Attacks (START Reports)

News References

Patterns of Lone Actor Terrorism in the U.S. (Featured Research)

START to offer Massive Open Online Course (News)

New START study examines communities where terrorists lived, planned and prepared (Featured Research)

Terrorists act locally (Featured Research)

New START Project to Focus on Extremist Violence in U.S. Counties (Featured Research)