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A consortium of researchers dedicated to improving the understanding of the human causes and consequences of terrorism

Right-wing Terrorism

Title Sort ascending Investigators Project Period
A Comparative Study of Violent Extremism and Gangs Gary LaFree, Scott H. Decker, David C. Pyrooz -
A Multi-Level Approach to the Study of Violent Extremism Gary LaFree, Michael Jensen -
Anatomizing Radiological and Nuclear Non-State Adversaries Gary Ackerman, Jeffrey Bale, R. Karl Rethemeyer -
Country Reports on Terrorism - Statistical Annex Gary LaFree, Erin Miller -
Creation of a Database of U.S. Extremist Crime, 1990-2005 Joshua Freilich, Steven Chermak -
Defense Advanced Research Projects Agency SIGMA+ Thomas Guarrieri, Marcus A. Boyd, Steve S. Sin, Ph.D. -
Empirical Assessment of Domestic Disengagement and Deradicalization (EAD3) Michael Jensen, Peter Simi, Gina Scott Ligon -
Empirical Assessment of Domestic Radicalization (EADR) Michael Jensen, Gary LaFree -
Extremist Crime Database Related Projects Joshua Freilich, Steven Chermak
Geospatial and Temporal Patterns of US Terrorism Brent Smith, Kelly Damphousse -
Global Terrorism Database (GTD) Erin Miller, Gary LaFree, Laura Dugan -
Global Terrorism Database (GTD) Acceleration Erin Miller -
Massive Online Open Course: Understanding Terrorism and the Terrorist Threat Gary LaFree, William Braniff, Katherine Worboys Izsak -
Patterns of Radicalization in Political Activism Donatella della Porta, Manuela Caiani -
Patterns of U.S. Extremist Crime Jeff Gruenewald, Joshua Freilich, Steven Chermak, William Parkin -
Radicalization Clusters? Geographic Concentrations of Violent Extremism and Terrorism in the United States Kathleen Smarick -
Radicalization in the Ranks Michael Jensen, Sheehan Kane -
Recruitment and Radicalization among US Far-Right Terrorists Peter Simi -
Terrorism and Targeted Violence in the United States Erin Miller, Michael Jensen -
The Terrorism and Extremist Violence in the United States (TEVUS) Database Gary LaFree, Brent Smith, Joshua Freilich, Steven Chermak, Erin Miller, William Braniff, Kathleen Smarick -
Tracking Sympathy and Support of Muslims for Terrorism in the United States Clark McCauley -
U.S. Policies and Extremist Motivations -
United States Extremist Crime Database (ECDB), 1990-2010 Joshua Freilich, Roberta Belli, Steven Chermak -
Where the Extremes May Touch: The Potential for Collaboration Between Islamist, Right- and Left-Wing Extremists Gary Ackerman, Jeffrey Bale -
Project Title Sort ascending Publication Date Publication Type
A Reassessment of State-Level Covariates of Militia Groups 2005-04-01T12:00:00 Journal Article
Mismeasuring Militias: Limitations of Advocacy Group Data and of State-Level Studies of Paramilitary Groups 2006-03-01T12:00:00 Journal Article
Politics, Culture, and Political Crime: Covariates of Abortion Clinic Attacks in the United States 2007-05-01T12:00:00 Journal Article
The Impact of State Laws Protecting Abortion Clinics and Reproductive Rights on Crimes against Abortion Providers: Deterrence, Backlash, or Neither? 2007-12-01T12:00:00 Journal Article
The Rise and the Fall of the Extreme Right in Europe: Towards an Explanation? 2007-12-01T12:00:00 Journal Article
Surveying State Police Agencies about Domestic Terrorism and Far-Right Extremists 2008-02-01T12:00:00 Research Brief
Citizen Militias 2008-05-01T12:00:00 Book Chapter
Book Review of S.A. Wright, Patriots, Politics, and the Oklahoma City Bombing 2008-07-01T12:00:00 Book Review
Online Networks of the Italian and German Extreme Right: An Explorative Study with Social Network Analysis 2009-02-01T12:00:00 Journal Article
Critical Events in the Life Trajectories of Domestic Extremist White Supremacist Groups 2009-08-01T12:00:00 Journal Article
Law Enforcement Training and the Domestic Far Right 2009-12-01T12:00:00 Journal Article
U.S. Polls: Public Opinion and Right‐Wing Extremism 2010-04-01T12:00:00 START Reports
Surveying American State Police Agencies about Lone Wolves, Far-Right Criminality, and Far-Right and Islamic Jihadist Criminal Collaboration 2010-10-01T12:00:00 Journal Article
Grievance, Social Dominance Orientation, and Authoritarianism in the Choice and Justification of Terror Versus Protest 2010-11-01T12:00:00 Journal Article
American Terrorism and Extremist Crime Data Sources and Selectivity Bias: An Investigation Focusing on Homicide Events Committed by Far Right Extremists 2011-11-01T12:00:00 Journal Article
The Organizational Dynamics of Far-Right Hate Groups in the United States: Comparing Violent to Non-Violent Organizations 2011-12-01T12:00:00 START Reports
Mobilizing on the Extreme Right: Germany, Italy, and the United States 2012-01-01T12:00:00 Book
Financial Crime and Political Extremism in the U.S. 2012-01-01T12:00:00 Research Brief
Examining the Relationship between the Presence of Hate Groups and the Presence of Violent Far-Right Perpetrators at the County Level 2012-03-01T12:00:00 START Reports
Military Experience, Identity Discrepancies, and Far Right Terrorism: An Exploratory Analysis 2012-04-01T12:00:00 Journal Article
Examining the Relationship between General Social Survey (GSS) Measures and Far-Right Ideological Violence: A County-Level Analysis 2012-04-01T12:00:00 START Reports
Worst of the bad: Violent white supremacist groups and lethality 2012-05-01T12:00:00 Journal Article
European and American Extreme Right Groups and the Internet 2012-11-01T12:00:00 Book
The Organizational Dynamics of Far-Right Hate Groups in the United States: Comparing Violent to Nonviolent Organizations 2013-02-01T12:00:00 Journal Article
Distinguishing "Loner" Attacks from Other Domestic Extremist Violence 2013-07-01T12:00:00 Journal Article
Update on Geospatial Patterns of Antecedent Behavior among Perpetrators in the American Terrorism Study (ATS) 2013-10-01T12:00:00 START Reports
Far-Right Lone Wolf Homicides in the United States 2013-11-01T12:00:00 Journal Article
Armed Assault at Los Angeles International Airport (LAX) 2013-11-01T12:00:00 Fact Sheet
Profiles of Individual Radicalization in the United States: An Empirical Assessment of Domestic Radicalization 2014-01-01T12:00:00 Project Fact Sheet
Profiles of Individual Radicalization in the United States: Preliminary Findings 2014-01-01T12:00:00 Research Brief
How Women Engage Homegrown Terrorism 2014-04-01T12:00:00 Journal Article
Terrorist Suspect Religious Identity and Public Support for Harsh Interrrogation and Detention Practices 2014-04-01T12:00:00 Journal Article
Far-right Violence in the United States: 1990-2013 2014-06-01T12:00:00 Fact Sheet
The Relationship Between Hate Groups and Far-Right Ideological Violence 2014-06-01T12:00:00 Journal Article
A Test of Sprinzak's Split Delegitimization Theory of the Life Course of Far-Right Organizational Behavior 2014-10-01T12:00:00 Journal Article
The Place of Race in Conservative and Far-Right Movements 2015-01-01T12:00:00 Journal Article
The Determinants of Domestic Right-Wing Terrorism in the USA: Economic Grievance, Societal Change and Political Resentment 2015-03-01T12:00:00 Journal Article
Trauma as a Precursor to Violent Extremism 2015-04-01T12:00:00 Research Brief
The Influence of External and Internal Correlates on the Organizational Death of Domestic Far-Right Extremist Groups 2015-05-01T12:00:00 Journal Article
Quantifying and Qualifying Charisma: A Theoretical Framework for Measuring the Presence of Charismatic Authority in Terrorist Groups 2015-05-01T12:00:00 Journal Article
Financial Crimes Perpetrated by Far-Right Extremists in the United States: 1990-2013 2015-06-01T12:00:00 Research Brief
Leaving the World of Hate: Life-Course Transitions and Self-Change 2015-06-01T12:00:00 Journal Article
Routine Activities and Right-Wing Extremists: An Empirical Comparison of the Victims of Ideologically Motivated and Non-Ideologically Motivated Homicides Committed by American Far-Rightists 2015-08-01T12:00:00 Journal Article
Only the Bad Die Young: The Correlates of Organizational Death for Far-Right Extremist Groups 2015-12-01T12:00:00 Journal Article
Extreme Hatred: Revisiting the Hate Crime and Terrorism Relationship to Determine Whether They Are "Close Cousins" or "Distant Relatives" 2015-12-01T12:00:00 Journal Article
A Mixed-Method Analysis of Fatal Attacks on Policy by Far-Right Extremists 2015-12-01T12:00:00 Journal Article
Organizational-Level Characteristics in Right-Wing Extremist Groups in the United States Over Time 2016-02-01T12:00:00 Journal Article
Victims of Ideological Homicides, 1990-2014 2016-03-01T12:00:00 Research Brief
Twenty-Five Years of Ideological Homicide Victimization in the United States of America 2016-03-01T12:00:00 START Reports
Commitment to Extremist Ideology: Using Factor Analysis to Move Beyond Binary Measures of Extremism 2016-04-01T12:00:00 Journal Article
Extreme Hatred: Revisiting the Hate Crime and Terrorism Relationship 2016-05-01T12:00:00 Research Brief
Opportunity, Group Structure, Temporal Patterns, and Successful Outcomes of Far-Right Terrorism Incidents in the United States 2016-06-01T12:00:00 Journal Article
Recruitment and Radicalization among U.S. Far-Right Terrorists 2016-11-01T12:00:00 START Reports
Criminal Justice & Military Deaths at the Hands of Extremists 2016-11-01T12:00:00 Background Report
“Give Peace a Chance”? Explaining Colombia’s (Failed) Peace Process with the FARC 2016-11-01T12:00:00 Discussion Point
Empirical Assessment of Domestic Radicalization (EADR) 2016-12-01T12:00:00 START Reports
Financial Terror: Financial Crime Schemes Involving Extremists Linked to the American Far Right and al-Qaida and Affiliated Movements 2017-01-01T12:00:00 Book Chapter
Islamist and Far-Right Homicides in the United States: Infographic 2017-02-01T12:00:00 Research Brief
Threats of violent Islamist and far-right extremism: What does the research say? 2017-02-01T12:00:00 Discussion Point
Comparing Extremist Perpetrators of Suicide and Non-suicide Attacks in the U.S. 2017-03-01T12:00:00 Journal Article
Extremist Violence from the Fatherland to the Homeland: A Comparison of Far-right Homicide in Germany and the United States 2017-04-01T12:00:00 Journal Article
Key concepts to understand violent White supremacy 2017-04-01T12:00:00 Research Brief
Women in the White Supremacist Movement 2017-07-01T12:00:00 Book Chapter
Addicted to Hate: Identity Residual among Former White Supremacists 2017-08-01T12:00:00 Journal Article
Profiles of Radicalization in the United States 2017-09-01T12:00:00 Research Brief
Are Honor Killings Unique? A Comparison of Honor Killings, Domestic Violence Homicides, and Hate Homicides by Far-Right Extremists 2017-10-01T12:00:00 Journal Article
Radical Right Cross-National Links and International Cooperation 2018-01-01T12:00:00 Book Chapter
The Radical Right as Social Movement Organizations 2018-01-01T12:00:00 Book Chapter
Invisible Empire of Hate: Gender Differences in the Ku Klux Klan's Online Justifications for Violence 2018-09-01T12:00:00 Journal Article
A Situated Comparison of Suicide and Non-Suicide Terrorist Plots and Homicides in the United States, 1990-2014 2018-09-01T12:00:00 Journal Article
Profiles of Individual Radicalization in the United States (PIRUS) 2018-10-01T12:00:00 Research Brief
Far-Right Fatal Ideological Violence against Religious Institutions and Individuals in the United States: 1990-2018 2018-10-01T12:00:00 Project Fact Sheet
Pathways to Violent Extremism: A Qualitative Comparative Analysis of the US Far-right 2018-12-01T12:00:00 Journal Article
Radical Right Movement Parties in Europe 2018-12-01T12:00:00 Book
Understanding the Micro-Situational Dynamics of White Supremacist Violence in the United States 2018-12-01T12:00:00 Journal Article
Patterns of Fatal Extreme-Right Crime in the United States 2018-12-01T12:00:00 Journal Article
A Mixed Method Examination of Law Enforcement Investigatory Strategies Used in Jihadi and Far-right Foiled Terrorist Plots Before and After 9/11 2019-02-01T12:00:00 Journal Article
Anger from Within: The Role of Emotions in Disengagement from Violent Extremism 2019-02-01T12:00:00 Journal Article
The Radicalization of the Kanes: Family as a Primary Group Influence? 2019-02-01T12:00:00 Journal Article
Addressing the Myths of Terrorism in America 2019-03-01T12:00:00 Journal Article
An Examination of the American Far Right’s Anti-Tax Financial Crimes 2019-04-01T12:00:00 Journal Article
Psychology and Morality of Political Extremists: Evidence from Twitter Language Analysis of Alt-right and Antifa 2019-05-01T12:00:00 Journal Article
The Rise and Endurance of Radical Right Movements 2019-09-01T12:00:00 Journal Article
Countering Domestic Terrorism: Examining the Evolving Threat 2019-09-01T12:00:00 Congressional Testimony
The Radical's Journey: How German Neo-Nazis Voyaged to the Edge and Back 2019-10-01T12:00:00 Book
An Intervention Analysis of Fatal Far-right Extremist Violence within a Vector-autoregressive Framework 2019-12-01T12:00:00 Journal Article
Examining the Online Expression of Ideology among Far-Right Extremist Forum Users 2020-01-01T12:00:00 Journal Article
Foreign Fighters in Ukraine: Assessing Potential Risks 2020-02-01T12:00:00 Report
Do White Supremacist Women Adopt Movement Archetypes of Mother, Whore, and Fighter? 2020-05-01T12:00:00 Journal Article
Contextualizing Disengagement: How Exit Barriers Shape the Pathways Out of Far-Right Extremism in the United States 2020-05-01T12:00:00 Journal Article
Discursive Turns and Critical Junctures: Debating Citizenship After the Charlie Hebdo Attacks 2020-05-01T12:00:00 Book
Profiles of Individual Radicalization in the United States (PIRUS) 2020-05-01T12:00:00 Research Brief
Measuring the Extent and Nature of Adverse Childhood Experiences (ACE) among Former White Supremacists 2020-06-01T12:00:00 Journal Article
The Link Between Prior Criminal Record and Violent Political Extremism in the United States 2020-06-01T12:00:00 Book Chapter
Discursive Turns and Critical Junctures: Debating Citizenship after the Charlie Hebdo Attacks 2020-06-01T12:00:00 Book
Biased Hate Crime Perceptions Can Reveal Supremacist Sympathies 2020-07-01T12:00:00 Journal Article
Triggered by Defeat or Victory? Assessing the Impact of Presidential Election Results on Extreme Right-Wing Mobilization Online 2020-08-01T12:00:00 Journal Article
The Three Percenters: A Look Inside an Anti-Government Militia 2021-03-01T12:00:00 Report
QAnon Offenders in the United States 2021-09-01T12:00:00 Research Brief
QAnon Crimes in the United States: A Comprehensive Dataset Codebook 2021-09-01T12:00:00 START Reports
QAnon-inspired Violence in the United States: An Empirical Assessment of a Misunderstood Threat 2021-12-01T12:00:00 Journal Article
Proud Boys Crimes and Characteristics 2022-01-01T12:00:00 Research Brief
Far-Right Nativism: Its Geopolitical Effects and Its Future in North America and Europe 2022-01-01T12:00:00 Report
Radicalization in the Ranks 2022-04-01T12:00:00 START Reports
Extremist Group/Movement Affiliations of the January 6 Capitol Rioters 2022-05-01T12:00:00 Map
Check All That Apply: Challenges in Tracking Ideological Movements That Motivate Right-Wing Terrorism 2022-06-01T12:00:00 Book Chapter
A Comparison of Political Violence by Left-wing, Right-wing and Islamist Extremists in the United States and the World 2022-07-01T12:00:00 Journal Article
Protecting the U.S. Government from Far-Right Insider Threats 2022-09-01T12:00:00 Report
Stand Down: A Journal of Applied Communication Research Forum on Extremism and White Nationalism in the United States Military 2022-11-02T12:00:00 Journal Article
Far-Right and Jihadi Terrorism within the United States: From September 11th to January 6th 2023-01-01T12:00:00 Journal Article
Profiles of Individual Radicalization in the United States (PIRUS) 2023-03-09T12:00:00 Research Brief
Profiles of Individual Radicalization in the United States (PIRUS): Mass Casualty Extremist Offenders 2023-03-10T12:00:00 Research Brief
The Link Between Age and Extremism 2023-03-15T12:00:00 Journal Article
Radicalization in the Ranks: The Military Backgrounds of the January 6 Capitol Defendants 2023-05-05T12:00:00 Congressional Testimony
PIRUS: Mass Casualty Extremist Offenders with U.S. Military Backgrounds 2023-06-07T12:00:00 Research Brief
PIRUS: Comparing Violent and Non-Violent Offenders 2023-07-01T12:00:00 Research Brief
Domestic Violent Extremist Targeting of the U.S. Electrical Transmission Grid 2023-11-16T12:00:00 Report
Extremism in the Ranks and After 2024-05-24T12:00:00 Research Brief
Title Sort ascending
Major update to PIRUS dataset adds 955 U.S. subjects from 2019-2021
START Director to co-lead anti-hate discussions at the White House, worldwide summit
START Director invited to speak before meeting of Maryland Domestic Terrorism Task Force
UMD-led study shows disparities in violence among extremist groups
UMD Report: Conspiracy theories fueled more terror attacks in 2020
START director briefs White House Homeland Security Advisor
START releases data on Proud Boys ahead of Capitol Riot anniversary
START Director invited to serve on Maryland domestic terrorism task force
START produces new data tool exploring crimes committed by U.S. QAnon offenders
START releases new data on extremism among U.S. service members and veterans
START researcher speaks at Department of Defense forum on extremism in the military
START releases new analysis of QAnon offenders in the United States
START research, education and professional training relevant to domestic extremism
Institute for Economics and Peace releases 2020 Global Terrorism Index
A perfect storm for far-right extremism
The RaD portfolio is now on Twitter
START researchers present on international white supremacist movement for State Department
Threats of violent Islamist and far-right extremism: What does the research say?
Profiles of Individual Radicalization in the United States (PIRUS) data now available
New study compares ideologically motivated homicides in United States
Financial crimes perpetrated by far-right extremists
Report finds childhood trauma, history of high-risk behaviors as precursors to violent extremism
Preliminary findings on Profiles of Individual Radicalization in the US
START seeking 2014 Outstanding Article Award nominations
Violent hate crimes offer insights into lone-actor terrorism
New START study examines communities where terrorists lived, planned and prepared
New Book: European and American Extreme Right Groups and the Internet
Far-right Violence in the United States: 1990-2010
Temple Gunman Said Military Experience Drove Him To Hate
Response to mischaracterization of the Hot Spots Report
Masculine honor ideology shapes responses to terrorism
START investigator and former TRA recipient publish book on the mobilization of right-wing extremism
Urban U.S. counties hot spots of terror, but rural areas are not exempt
New research examines financial crime and political extremism
START Investigators Participate in 2011 American Sociological Association Annual Conference
START responds to White House report on preventing violent extremism
Have you seen it yet? START Research Review
START Researchers on Recent Shooting at the Pentagon
START releases first Research Review
**Far-Right Attacks on U.S. Law Enforcement and Security Guards**
**Background Information: Far-Right Attacks on U.S. Law Enforcement **
START Announces 2009-10 Terrorism Research Awards
START Students Awarded Prizes in Poster Contest
START Expands its Research Brief Series
START Announces Fellowships for 2005-06
START Hosts DHS Faculty/Student Research Teams
Title Sort ascending Job Title Institution
Amy landiorio Amy Iandiorio Researcher, GTD University of Maryland
elena akers Elena Akers Researcher/Junior Data Collection Manager, START University of Maryland
Miller Erin Erin Miller GTD Program Manager, START University of Maryland
Tinsley_Herbert Herbert Tinsley Analyst, Government Accountability Office
Jeff Jeff Gruenewald Associate Professor and Director of the Terrorism Research Center, University of Arkansas University of Arkansas
Joshua Freilich Joshua Freilich Professor John Jay College of Criminal Justice, City University of New York
kurt braddock Kurt Braddock Assistant Professor, American University American University
Laura Dugan Laura Dugan Ralph Mershon Professor of Human Security and Professor of Sociology The Ohio State University
Erdemandi Max Erdemandi Ph.D. Student, Communication Science and Social Cognition University of Maryland
person-default Megan Rutter Junior Researcher, START University of Maryland
person-default Peter Simi Associate Professor, Chapman University
Director, Earl Babbie Research Center
Chapman University
person-default Rebecca (Becca) Earnhardt PhD student
Research Associate, Stimson Center
University of Maryland
sean doody Sean Doody Senior Researcher, START University of Maryland
Asal_Victor Victor Asal Associate Professor of Political Science and Chair of Public Administration University at Albany, State University of New York
Abbreviation Thumbnail Image Title Sort ascending Direct Link
A Comparative Study of Violent Extremism and Gangs
A Multi-Level Approach to the Study of Violent Extremism
Anatomizing Radiological and Nuclear Non-State Adversaries
Capitol Insurrection Network Map
Country Reports on Terrorism - Statistical Annex
Creation of a Database of U.S. Extremist Crime, 1990-2005
Defense Advanced Research Projects Agency SIGMA+
Empirical Assessment of Domestic Disengagement and Deradicalization (EAD3)
Empirical Assessment of Domestic Radicalization (EADR)
Extremist Crime Database Related Projects
Geospatial and Temporal Patterns of US Terrorism
Global Terrorism Database (GTD)
Global Terrorism Database (GTD) Acceleration
Massive Online Open Course: Understanding Terrorism and the Terrorist Threat
Patterns of Radicalization in Political Activism
Patterns of U.S. Extremist Crime
Profiles of Individual Radicalization in the United States (PIRUS)
QAnon Crime Maps
Radicalization Clusters? Geographic Concentrations of Violent Extremism and Terrorism in the United States
Radicalization in the Ranks
Recruitment and Radicalization among US Far-Right Terrorists
Terrorism and Targeted Violence in the United States
The Terrorism and Extremist Violence in the United States (TEVUS) Database
Tracking Sympathy and Support of Muslims for Terrorism in the United States
U.S. Policies and Extremist Motivations
United States Extremist Crime Database (ECDB), 1990-2010
Where the Extremes May Touch: The Potential for Collaboration Between Islamist, Right- and Left-Wing Extremists