2022

  1. 2022 The January 6th insurrection at the U.S. capitol: What the TRAP-18 can tell us about participants. Journal of Threat Assessment and Management
  2. 2022 The feasibility and utility of the Terrorist Radicalization Assessment Protocol (TRAP-18): A review and recommendations.  Journal of Threat Assessment and Management
  3. 2022 The Contagion and Copycat Effect in Transnational Far-right Terrorism: An Analysis of Language Evidence Perspectives on Terrorism
  4. 2022 Envy and Extreme Violence International Journal of Applied Psychoanalytic Studies
  5. 2022 Application of the Terrorist Radicalization Assessment Protocol (TRAP-18) to the case of the Army-Navy recruiting center attacker in Little Rock, Arkansas Behavioral Sciences of Terrorism and Political Aggression 

2021

  1. 2021 Using the TRAP-18 to identify an Incel lone-actor terrorist.  Journal of Threat Assessment and Management
  2. 2021 The Terrorist Radicalization Assessment Protocol-18 (TRAP-18) in Australia: face validity, content validity, and utility in the Australian context Journal of Policing, Intelligence and Counter Terrorism
  3. 2021 TRAP-18 Indicators Validated Through the Forensic Linguistic Analysis of Targeted Violence Manifestos Journal of Threat Assessment and Management
  4. 2021 Troubled Waters: Domestic Terrorism Threat in the U.S. Coast Guard and the TRAP-18  Journal of Threat Assessment and Management
  5. 2021 Stochastic Terrorism: A Linguistic and Psychological Analysis Perspectives on Terrorism, Volume 15, Issue 5
  6. 2021 Time Sequencing the TRAP-18 Indicators Journal of Threat Assessment and Management
  7. 2021 DSM-5 cultural and personality assessment of extreme overvalued beliefs Aggression and Violent Behavior

2020

  1. 2020 Cognitive-affective drivers of fixation in threat assessment Behavioral Sciences & the Law
  2. 2020 Extreme Overvalued Beliefs American Academy of Psychiatry and the Law
  3. 2020 Assessing the threat of lone-actor terrorism: the reliability and validity of the TRAP-18 Forens Psychiatr Psychol Kriminol

2019

  1. 2019 Application of the TRAP-18 Framework to U.S. and Western European Lone Actor Terrorists Studies in Conflict and Terrorism
  2. 2019 Visualizing the relationship among indicators for lone actor terrorist attacks: Multidimensional scaling and the TRAP-18 Behavioral Sciences and the Law
  3. 2019 German Mass Murderers and Their Proximal Warning Behaviors Journal of Threat Assessment and Management
  4. 2019 Some TRAP-18 Indicators Discriminate Between Terrorist Attackers and Other Subjects of National Security Concern Journal of Threat Assessment and Management
  5. 2019 The Tamerlan Tsarnaev Case: The Nexus of Psychopathology and Ideology in a Lone Actor Terrorist Journal of Threat Assessment and Management
  6. 2019 Extreme Overvalued Belief and the Legacy of Carl Wernicke Journal of the American Academy of Psychiatry and the Law

2018

  1. 2018 The Operational Development and Empirical Testing of the Terrorist Radicalization Assessment Protocol (TRAP-18) Journal of Personality Assessment
  2. 2018 The Swedish School Attack in Trollhattan.  Journal of Forensic Sciences
  3. 2018 Sexual Desire, Violent Death, and the True Believer. Contemporary Psychoanalysis

2017

  1. 2017 Jihad Against the Enemies of Allah: The Berlin Christmas Market Attack from a Threat Assessment Perspective Violence and Gender
  2. 2017 Lone-actor Terrorism and Impulsivity Journal of Forensic Sciences

2016

  1. 2016 The Clinical Threat Assessment of the Lone-Actor Terrorist Psychiatric Clinics of North America
  2. 2016 The Lone-Actor Terrorist and the TRAP-18. Journal of Threat Assessment and Management
  3. 2016 Identifying Warning Behaviors of the Individual Terrorist. FBI Law Enforcement Bulletin

2015

  1. 2015 The Concept of Identification in Threat Assessment. Behavioral Sciences and the Law
  2. 2015 The Frankfurt Airport Attack: A Case Study on the Radicalization of a Lone-Actor Terrorist. Journal of Threat Assessment and Management
  3. 2015 Investigating the Individual Terrorist in Europe. Journal of Threat Assessment and Management
  4. 2015 The Warning Behaviors of Anders Breivik. Journal of Threat Assessment and Management

2014

  1. 2014 Some Warning Behaviors Discriminate Between School Shooters and Other Students of Concern. Journal of Threat Assessment and Management
  2. 2014 The Violent True Believer as a “Lone Wolf” – Psychoanalytic Perspectives on Terrorism.  Behavioral Sciences and the Law

2012

  1. 2012 The Role of Warning Behaviors in Threat Assessment: An Exploration and Suggested Typology. Behavioral Sciences and the Law

2011

  1. 2011 Violent True Believers. FBI Law Enforcement Bulletin
  2. 2011 The Concept of Leakage in Threat Assessment.  Behavioral Sciences and the Law
  3. 2011 Attacks on German Public Figures, 1968-2004: Warning Behaviors, Potentially Lethal and Non-lethal Acts, Psychiatric Status, and Motivations. Behavioral Sciences and the Law