Right-wing Terrorism

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Project Title	Investigators	Project Period
Where the Extremes May Touch: The Potential for Collaboration Between Islamist, Right- and Left-Wing Extremists	Gary Ackerman, Jeffrey Bale	July, 2005 to September, 2009
United States Extremist Crime Database (ECDB), 1990-2010	Joshua Freilich, Roberta Belli, Steven Chermak	June, 2008 to October, 2011
U.S. Policies and Extremist Motivations		July, 2012 to December, 2013
Tracking Sympathy and Support of Muslims for Terrorism in the United States	Clark McCauley	June, 2008 to May, 2011
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	March, 2009 to September, 2019
Terrorism and Targeted Violence in the United States	Erin Miller, Michael Jensen	September, 2020 to January, 2022
Recruitment and Radicalization among US Far-Right Terrorists	Peter Simi	July, 2012 to December, 2015
Radicalization in the Ranks	Michael Jensen, Sheehan Kane	April, 2021 to February, 2022
Radicalization Clusters? Geographic Concentrations of Violent Extremism and Terrorism in the United States	Kathleen Smarick	October, 2010 to December, 2011
Patterns of U.S. Extremist Crime	Jeff Gruenewald, Joshua Freilich, Steven Chermak, William Parkin	July, 2012 to December, 2017
Patterns of Radicalization in Political Activism	Donatella della Porta, Manuela Caiani	June, 2008 to December, 2009
Massive Online Open Course: Understanding Terrorism and the Terrorist Threat	Gary LaFree, William Braniff, Katherine Worboys Izsak	January, 2014 to March, 2014
Global Terrorism Database (GTD) Acceleration	Erin Miller	January, 2019 to January, 2020
Global Terrorism Database (GTD)	Erin Miller, Gary LaFree, Laura Dugan	June, 2001 to October, 2022
Geospatial and Temporal Patterns of US Terrorism	Brent Smith, Kelly Damphousse	July, 2012 to December, 2017
Extremist Crime Database Related Projects	Joshua Freilich, Steven Chermak
Empirical Assessment of Domestic Radicalization (EADR)	Michael Jensen, Gary LaFree	January, 2013 to December, 2016
Empirical Assessment of Domestic Disengagement and Deradicalization (EAD3)	Michael Jensen, Peter Simi, Gina Scott Ligon	January, 2015 to December, 2018
Defense Advanced Research Projects Agency SIGMA+	Thomas Guarrieri, Marcus A. Boyd, Steve Sin	July, 2018 to April, 2020
Creation of a Database of U.S. Extremist Crime, 1990-2005	Joshua Freilich, Steven Chermak	June, 2007 to January, 2009
Country Reports on Terrorism - Statistical Annex	Gary LaFree, Erin Miller	May, 2012 to May, 2018
Anatomizing Radiological and Nuclear Non-State Adversaries	Gary Ackerman, Jeffrey Bale, R. Karl Rethemeyer	June, 2012 to January, 2014
A Multi-Level Approach to the Study of Violent Extremism	Gary LaFree, Michael Jensen	January, 2018 to December, 2020
A Comparative Study of Violent Extremism and Gangs	Gary LaFree, Scott H. Decker, David C. Pyrooz	January, 2015 to March, 2019

Project Title	Publication Date	START Authors	Publication Type
“Give Peace a Chance”? Explaining Colombia’s (Failed) Peace Process with the FARC	November 2016	Koven, Barnett S.	Discussion Point
Worst of the bad: Violent white supremacist groups and lethality	May 2012	Freilich, Joshua	Journal Article
Women in the White Supremacist Movement	July 2017	Yates, Elizabeth	Book Chapter
Victims of Ideological Homicides, 1990-2014	March 2016	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven; Parkin, William	Research Brief
Update on Geospatial Patterns of Antecedent Behavior among Perpetrators in the American Terrorism Study (ATS)	October 2013	Smith, Brent; Damphousse, Kelly; Roberts, Paxton	START Reports
Understanding the Micro-Situational Dynamics of White Supremacist Violence in the United States	December 2018	Simi, Peter	Journal Article
U.S. Polls: Public Opinion and Right‐Wing Extremism	April 2010	McCauley, Clark	START Reports
Twenty-Five Years of Ideological Homicide Victimization in the United States of America	March 2016	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven; Parkin, William	START Reports
Triggered by Defeat or Victory? Assessing the Impact of Presidential Election Results on Extreme Right-Wing Mobilization Online	August 2020	Freilich, Joshua; Chermak, Steven	Journal Article
Trauma as a Precursor to Violent Extremism	April 2015	Simi, Peter	Research Brief
Threats of violent Islamist and far-right extremism: What does the research say?	February 2017	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven; Parkin, William	Discussion Point
The Three Percenters: A Look Inside an Anti-Government Militia	March 2021	Beutel, Alejandro	Report
The Rise and the Fall of the Extreme Right in Europe: Towards an Explanation?	December 2007	Caiani, Manuela	Journal Article
The Rise and Endurance of Radical Right Movements	September 2019	Caiani, Manuela	Journal Article
The Relationship Between Hate Groups and Far-Right Ideological Violence	June 2014	Adamczyk, Amy; Gruenewald, Jeffrey; Freilich, Joshua; Chermak, Steven	Journal Article
The Radicalization of the Kanes: Family as a Primary Group Influence?	February 2019	James, Patrick	Journal Article
The Radical's Journey: How German Neo-Nazis Voyaged to the Edge and Back	October 2019	Kruglanski, Arie	Book
The Radical Right as Social Movement Organizations	January 2018	della Porta, Donatella; Caiani, Manuela	Book Chapter
The Place of Race in Conservative and Far-Right Movements	January 2015	Yates, Elizabeth	Journal Article
The Organizational Dynamics of Far-Right Hate Groups in the United States: Comparing Violent to Nonviolent Organizations	February 2013	Freilich, Joshua; Chermak, Steven	Journal Article
The Organizational Dynamics of Far-Right Hate Groups in the United States: Comparing Violent to Non-Violent Organizations	December 2011	Freilich, Joshua; Chermak, Steven	START Reports
The Link Between Prior Criminal Record and Violent Political Extremism in the United States	June 2020	Safer-Lichtenstein, Aaron; LaFree, Gary; Jensen, Michael; James, Patrick	Book Chapter
The Influence of External and Internal Correlates on the Organizational Death of Domestic Far-Right Extremist Groups	May 2015	Freilich, Joshua; Chermak, Steven	Journal Article
The Impact of State Laws Protecting Abortion Clinics and Reproductive Rights on Crimes against Abortion Providers: Deterrence, Backlash, or Neither?	December 2007	Freilich, Joshua	Journal Article
The Determinants of Domestic Right-Wing Terrorism in the USA: Economic Grievance, Societal Change and Political Resentment	March 2015	Piazza, James A.	Journal Article
Terrorist Suspect Religious Identity and Public Support for Harsh Interrrogation and Detention Practices	April 2014	Piazza, James A.	Journal Article
Surveying State Police Agencies about Domestic Terrorism and Far-Right Extremists	February 2008	Freilich, Joshua; Chermak, Steven	Research Brief
Surveying American State Police Agencies about Lone Wolves, Far-Right Criminality, and Far-Right and Islamic Jihadist Criminal Collaboration	October 2010	Freilich, Joshua; Chermak, Steven	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	August 2015	Freilich, Joshua; Parkin, William	Journal Article
Recruitment and Radicalization among U.S. Far-Right Terrorists	November 2016	Simi, Peter	START Reports
Radicalization in the Ranks	April 2022	Yates, Elizabeth; Jensen, Michael; Kane, Sheehan	START Reports
Radical Right Movement Parties in Europe	December 2018	Caiani, Manuela	Book
Radical Right Cross-National Links and International Cooperation	January 2018	Caiani, Manuela	Book Chapter
Quantifying and Qualifying Charisma: A Theoretical Framework for Measuring the Presence of Charismatic Authority in Terrorist Groups	May 2015	Hofmann, David	Journal Article
QAnon-inspired Violence in the United States: An Empirical Assessment of a Misunderstood Threat	December 2021	Jensen, Michael; Kane, Sheehan	Journal Article
QAnon Offenders in the United States	September 2021	Jensen, Michael; Kane, Sheehan	Research Brief
QAnon Crimes in the United States: A Comprehensive Dataset Codebook	September 2021	Jensen, Michael	START Reports
Psychology and Morality of Political Extremists: Evidence from Twitter Language Analysis of Alt-right and Antifa	May 2019	Cioffi-Revilla, Claudio	Journal Article
Proud Boys Crimes and Characteristics	January 2022	Yates, Elizabeth; Jensen, Michael; Kane, Sheehan	Research Brief
Profiles of Radicalization in the United States	September 2017	Safer-Lichtenstein, Aaron ; Copland, Erin; LaFree, Gary; Jensen, Michael; James, Patrick	Research Brief
Profiles of Individual Radicalization in the United States: An Empirical Assessment of Domestic Radicalization	January 2014	Tinsley, Herbert; Jensen, Michael; James, Patrick	Project Fact Sheet
Profiles of Individual Radicalization in the United States: Preliminary Findings	January 2014	Tinsley, Herbert; Jensen, Michael; James, Patrick	Research Brief
Profiles of Individual Radicalization in the United States (PIRUS)	October 2018	Safer-Lichtenstein, Aaron ; Yates, Elizabeth; LaFree, Gary; Jensen, Michael; James, Patrick	Research Brief
Profiles of Individual Radicalization in the United States (PIRUS)	May 2020	Yates, Elizabeth; Jensen, Michael; Kane, Sheehan	Research Brief
Politics, Culture, and Political Crime: Covariates of Abortion Clinic Attacks in the United States	May 2007	Freilich, Joshua	Journal Article
Patterns of Fatal Extreme-Right Crime in the United States	December 2018	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven; Parkin, William	Journal Article
Pathways to Violent Extremism: A Qualitative Comparative Analysis of the US Far-right	December 2018	Simi, Peter	Journal Article
Organizational-Level Characteristics in Right-Wing Extremist Groups in the United States Over Time	February 2016	Freilich, Joshua; Chermak, Steven; Asal, Victor	Journal Article
Opportunity, Group Structure, Temporal Patterns, and Successful Outcomes of Far-Right Terrorism Incidents in the United States	June 2016	Smith, Brent; Gruenewald, Jeff	Journal Article
Only the Bad Die Young: The Correlates of Organizational Death for Far-Right Extremist Groups	December 2015	Freilich, Joshua; Chermak, Steven	Journal Article
Online Networks of the Italian and German Extreme Right: An Explorative Study with Social Network Analysis	February 2009	Caiani, Manuela	Journal Article
Mobilizing on the Extreme Right: Germany, Italy, and the United States	January 2012	della Porta, Donatella; Caiani, Manuela	Book
Mismeasuring Militias: Limitations of Advocacy Group Data and of State-Level Studies of Paramilitary Groups	March 2006	Freilich, Joshua	Journal Article
Military Experience, Identity Discrepancies, and Far Right Terrorism: An Exploratory Analysis	April 2012	Simi, Peter	Journal Article
Measuring the Extent and Nature of Adverse Childhood Experiences (ACE) among Former White Supremacists	June 2020	Simi, Peter	Journal Article
Leaving the World of Hate: Life-Course Transitions and Self-Change	June 2015	Simi, Peter	Journal Article
Law Enforcement Training and the Domestic Far Right	December 2009	Freilich, Joshua; Chermak, Steven	Journal Article
Key concepts to understand violent White supremacy	April 2017	Beutel, Alejandro	Research Brief
Islamist and Far-Right Homicides in the United States: Infographic	February 2017	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven; Parkin, William	Research Brief
Invisible Empire of Hate: Gender Differences in the Ku Klux Klan's Online Justifications for Violence	September 2018	Freilich, Joshua; Chermak, Steven	Journal Article
How Women Engage Homegrown Terrorism	April 2014	Freilich, Joshua; Chermak, Steven	Journal Article
Grievance, Social Dominance Orientation, and Authoritarianism in the Choice and Justification of Terror Versus Protest	November 2010	Lemieux, Anthony; Asal, Victor	Journal Article
Foreign Fighters in Ukraine: Assessing Potential Risks	February 2020	Murauskaite, Egle	Report
Financial Terror: Financial Crime Schemes Involving Extremists Linked to the American Far Right and al-Qaida and Affiliated Movements	January 2017	Freilich, Joshua; Chermak, Steven	Book Chapter
Financial Crimes Perpetrated by Far-Right Extremists in the United States: 1990-2013	June 2015	Sullivan, Brandon; Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven; Parkin, William	Research Brief
Financial Crime and Political Extremism in the U.S.	January 2012	Freilich, Joshua; Belli, Roberta; Chermak, Steven	Research Brief
Far-right Violence in the United States: 1990-2013	June 2014	Gruenewald, Jeffrey; Freilich, Joshua; Chermak, Steven; Parkin, William	Fact Sheet
Far-Right Nativism: Its Geopolitical Effects and Its Future in North America and Europe	January 2022	Beutel, Alejandro	Report
Far-Right Lone Wolf Homicides in the United States	November 2013	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven	Journal Article
Far-Right Fatal Ideological Violence against Religious Institutions and Individuals in the United States: 1990-2018	October 2018	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven; Parkin, William	Project Fact Sheet
Extremist Violence from the Fatherland to the Homeland: A Comparison of Far-right Homicide in Germany and the United States	April 2017	Gruenewald, Jeff; Parkin, William	Journal Article
Extremist Group/Movement Affiliations of the January 6 Capitol Rioters	May 2022	Jensen, Michael	Map
Extremism in the Ranks and After	December 2021	Yates, Elizabeth; Jensen, Michael; Kane, Sheehan	Research Brief
Extreme Hatred: Revisiting the Hate Crime and Terrorism Relationship to Determine Whether They Are "Close Cousins" or "Distant Relatives"	December 2015	Freilich, Joshua; Chermak, Steven	Journal Article
Extreme Hatred: Revisiting the Hate Crime and Terrorism Relationship	May 2016	Freilich, Joshua; Chermak, Steven	Research Brief
Examining the Relationship between the Presence of Hate Groups and the Presence of Violent Far-Right Perpetrators at the County Level	March 2012	Adamczyk, Amy; Freilich, Joshua; Chermak, Steven; Parkin, William	START Reports
Examining the Relationship between General Social Survey (GSS) Measures and Far-Right Ideological Violence: A County-Level Analysis	April 2012	Adamczyk, Amy; Freilich, Joshua; Chermak, Steven; Parkin, William	START Reports
Examining the Online Expression of Ideology among Far-Right Extremist Forum Users	January 2020	Freilich, Joshua; Chermak, Steven	Journal Article
European and American Extreme Right Groups and the Internet	November 2012	Caiani, Manuela	Book
Empirical Assessment of Domestic Radicalization (EADR)	December 2016	LaFree, Gary; Tinsley, Herbert; Stevenson, John; Jensen, Michael; James, Patrick	START Reports
Do White Supremacist Women Adopt Movement Archetypes of Mother, Whore, and Fighter?	May 2020	Simi, Peter	Journal Article
Distinguishing "Loner" Attacks from Other Domestic Extremist Violence	July 2013	Gruenewald, Jeffrey; Freilich, Joshua; Chermak, Steven	Journal Article
Discursive Turns and Critical Junctures: Debating Citizenship after the Charlie Hebdo Attacks	June 2020	della Porta, Donatella	Book
Discursive Turns and Critical Junctures: Debating Citizenship After the Charlie Hebdo Attacks	May 2020	della Porta, Donatella	Book
Critical Events in the Life Trajectories of Domestic Extremist White Supremacist Groups	August 2009	Freilich, Joshua; Chermak, Steven	Journal Article
Criminal Justice & Military Deaths at the Hands of Extremists	November 2016	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven; Parkin, William	Background Report
Countering Domestic Terrorism: Examining the Evolving Threat	September 2019	Braniff, William	Congressional Testimony
Contextualizing Disengagement: How Exit Barriers Shape the Pathways Out of Far-Right Extremism in the United States	May 2020	Yates, Elizabeth; Jensen, Michael; James, Patrick	Journal Article
Comparing Extremist Perpetrators of Suicide and Non-suicide Attacks in the U.S.	March 2017	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven; Parkin, William	Journal Article
Commitment to Extremist Ideology: Using Factor Analysis to Move Beyond Binary Measures of Extremism	April 2016	Freilich, Joshua; Chermak, Steven	Journal Article
Citizen Militias	May 2008	Freilich, Joshua; Chermak, Steven	Book Chapter
Book Review of S.A. Wright, Patriots, Politics, and the Oklahoma City Bombing	July 2008	Freilich, Joshua	Book Review
Biased Hate Crime Perceptions Can Reveal Supremacist Sympathies	July 2020	Kruglanski, Arie	Journal Article
Armed Assault at Los Angeles International Airport (LAX)	November 2013	Miller, Erin	Fact Sheet
Are Honor Killings Unique? A Comparison of Honor Killings, Domestic Violence Homicides, and Hate Homicides by Far-Right Extremists	October 2017	Freilich, Joshua; Chermak, Steven	Journal Article
Anger from Within: The Role of Emotions in Disengagement from Violent Extremism	February 2019	Ligon, Gina Scott; Simi, Peter	Journal Article
An Intervention Analysis of Fatal Far-right Extremist Violence within a Vector-autoregressive Framework	December 2019	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven; Parkin, William	Journal Article
An Examination of the American Far Right’s Anti-Tax Financial Crimes	April 2019	Sullivan, Brandon; Freilich, Joshua; Chermak, Steven	Journal Article
American Terrorism and Extremist Crime Data Sources and Selectivity Bias: An Investigation Focusing on Homicide Events Committed by Far Right Extremists	November 2011	Freilich, Joshua; Chermak, Steven	Journal Article
Addressing the Myths of Terrorism in America	March 2019	Freilich, Joshua; Chermak, Steven	Journal Article
Addicted to Hate: Identity Residual among Former White Supremacists	August 2017	Simi, Peter	Journal Article
A Test of Sprinzak's Split Delegitimization Theory of the Life Course of Far-Right Organizational Behavior	October 2014	Freilich, Joshua; Chermak, Steven	Journal Article
A Situated Comparison of Suicide and Non-Suicide Terrorist Plots and Homicides in the United States, 1990-2014	September 2018	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven; Parkin, William	Journal Article
A Reassessment of State-Level Covariates of Militia Groups	April 2005	Freilich, Joshua	Journal Article
A Mixed-Method Analysis of Fatal Attacks on Policy by Far-Right Extremists	December 2015	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven	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	February 2019	Gruenewald, Jeff; Freilich, Joshua; Chermak, Steven	Journal Article

Title	Byline
Violent hate crimes offer insights into lone-actor terrorism	Jessica Rivinius
Urban U.S. counties hot spots of terror, but rural areas are not exempt	Jessica Rivinius
Threats of violent Islamist and far-right extremism: What does the research say?	William Parkin, Brent Klein, Jeff Gruenewald, Joshua Freilich, Steven Chermak
The RaD portfolio is now on Twitter
Temple Gunman Said Military Experience Drove Him To Hate
START Students Awarded Prizes in Poster Contest
START seeking 2014 Outstanding Article Award nominations	Jessica Rivinius
START responds to White House report on preventing violent extremism
START researchers present on international white supremacist movement for State Department	Erin Copland
START Researchers on Recent Shooting at the Pentagon
START researcher speaks at Department of Defense forum on extremism in the military	Erin Copland
START research, education and professional training relevant to domestic extremism	William Braniff
START releases new data on extremism among U.S. service members and veterans
START releases new analysis of QAnon offenders in the United States	Erin Copland
START releases first Research Review
START releases data on Proud Boys ahead of Capitol Riot anniversary	Erin Copland
START produces new data tool exploring crimes committed by U.S. QAnon offenders
START Investigators Participate in 2011 American Sociological Association Annual Conference
START investigator and former TRA recipient publish book on the mobilization of right-wing extremism	Samantha Goldman
START Hosts DHS Faculty/Student Research Teams
START Expands its Research Brief Series
START Director invited to serve on Maryland domestic terrorism task force	Erin Copland
START director briefs White House Homeland Security Advisor
START Announces Fellowships for 2005-06
START Announces 2009-10 Terrorism Research Awards
Response to mischaracterization of the Hot Spots Report
Report finds childhood trauma, history of high-risk behaviors as precursors to violent extremism	Samara Tu
Profiles of Individual Radicalization in the United States (PIRUS) data now available	Beth Schwartz
Preliminary findings on Profiles of Individual Radicalization in the US
New study compares ideologically motivated homicides in United States	Jessica Rivinius
New START study examines communities where terrorists lived, planned and prepared
New research examines financial crime and political extremism
New Book: European and American Extreme Right Groups and the Internet
Masculine honor ideology shapes responses to terrorism	Nicholas Munson
Institute for Economics and Peace releases 2020 Global Terrorism Index	Erin Copland
Have you seen it yet? START Research Review
Financial crimes perpetrated by far-right extremists
Far-right Violence in the United States: 1990-2010
A perfect storm for far-right extremism	Arie W. Kruglanski, Karl Kaltenthaler
Far-Right Attacks on U.S. Law Enforcement and Security Guards
Background Information: Far-Right Attacks on U.S. Law Enforcement

Title	Job Title	Institution
Victor Asal	Associate Professor of Political Science and Chair of Public Administration	University at Albany, State University of New York
Sean Doody	Senior Researcher, START	University of Maryland
Rebecca (Becca) Earnhardt	PhD student Research Associate, Stimson Center	University of Maryland
Peter Simi	Associate Professor, Chapman University Director, Earl Babbie Research Center	Chapman University
Megan Rutter	Junior Researcher, START	University of Maryland
Max Erdemandi	Ph.D. Student, Communication Science and Social Cognition	University of Maryland
Laura Dugan	Ralph Mershon Professor of Human Security and Professor of Sociology	The Ohio State University
Kurt Braddock	Assistant Professor, American University	American University
Joshua Freilich	Professor	John Jay College of Criminal Justice, City University of New York
Jeff Gruenewald	Associate Professor and Director of the Terrorism Research Center, University of Arkansas	University of Arkansas
Herbert Tinsley	Analyst, Government Accountability Office
Erin Miller	GTD Program Manager, START	University of Maryland
Elena Akers	Researcher/Junior Data Collection Manager, START	University of Maryland
Amy Iandiorio	Researcher, GTD	University of Maryland