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

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

Radicalization and Deradicalization


Radicalization and Deradicalization

Deradicalization
Project Title Investigators Project Period
Social Media Influencers: Re-domaining Fashion Industry Forecasting to Anticipate Online Extremist Radicalization Barnett S. Koven Mar 2018 to Feb 2019
Empirical Assessment of Domestic Disengagement and Deradicalization (EAD3) Michael Jensen, Peter Simi, Gina Scott Ligon Jan 2015 to Dec 2018
Deradicalization of Extremists Arie Kruglanski, Michele Gelfand Jul 2012 to Dec 2017
Empirical Assessment of Domestic Radicalization (EADR) Michael Jensen, Gary LaFree Jan 2013 to Dec 2016
Radicalization of Momin Khawaja Clark McCauley, Sophia Moskalenko Jul 2013 to Jun 2015
Counter Radicalization of Scientists in CBRN-relevant Technical Fields Arie Kruglanski, Gary Ackerman, Michele Gelfand Sep 2013 to Apr 2015
Countering Jihadist Ideology among Detainees: The Effects and Effectiveness of De-Radicalization Programs Arie Kruglanski, Michele Gelfand Jun 2009 to Dec 2011
Assessing the Effectiveness of Current De-Radicalization Initiatives and Identifying Implications for the Development of U.S.-Based Initiatives in Multiple Settings Jun 2008 to Jun 2009
Disengagement
Project Title Investigators Project Period
Social Media Influencers: Re-domaining Fashion Industry Forecasting to Anticipate Online Extremist Radicalization Barnett S. Koven Mar 2018 to Feb 2019
Empirical Assessment of Domestic Disengagement and Deradicalization (EAD3) Michael Jensen, Peter Simi, Gina Scott Ligon Jan 2015 to Dec 2018
Two to Tango: Government and Terrorist Group Actions in Colombia Barnett S. Koven Mar 2018 to Jun 2018
Global Terrorism Database (GTD) Erin Miller, Gary LaFree, Laura Dugan Jun 2001 to Jun 2018
Empirical Assessment of Domestic Radicalization (EADR) Michael Jensen, Gary LaFree Jan 2013 to Dec 2016
Counter Radicalization of Scientists in CBRN-relevant Technical Fields Arie Kruglanski, Gary Ackerman, Michele Gelfand Sep 2013 to Apr 2015
Assessing the Effectiveness of Current De-Radicalization Initiatives and Identifying Implications for the Development of U.S.-Based Initiatives in Multiple Settings Jun 2008 to Jun 2009
Understanding Desistance from Terrorism Clark McCauley May 2005 to May 2009
Radical Beliefs and Behavior
Project Title Investigators Project Period
A Multi-Level Approach to the Study of Violent Extremism Gary LaFree, Michael Jensen Jan 2018 to Dec 2020
Developing Academic Partnerships and Collaborative Research on Countering Violent Extremism in Malaysia and Southeast Asia Amy Pate, Barnett S. Koven, William Braniff Sep 2018 to Sep 2020
A Pathway Approach to the Study of Bias Crime Offenders Gary LaFree, Michael Jensen Jan 2018 to Dec 2019
Social Media Influencers: Re-domaining Fashion Industry Forecasting to Anticipate Online Extremist Radicalization Barnett S. Koven Mar 2018 to Feb 2019
Empirical Assessment of Domestic Disengagement and Deradicalization (EAD3) Michael Jensen, Peter Simi, Gina Scott Ligon Jan 2015 to Dec 2018
A Comparative Study of Violent Extremism and Gangs Gary LaFree, Scott H. Decker, David C. Pyrooz Jan 2015 to Dec 2018
Resources and Resilience: A Computational Model of Strategic Influence Jan 2018 to Jun 2018
Unifying Approaches to Adversarial Modeling H. Brinton Milward, Ronald Breiger Jul 2015 to Dec 2017
Ideologies and Motivations of Terrorist Organizations Assaf Moghadam, Gary Ackerman Jul 2014 to Dec 2017
Family and Community Capacities among US Minorities: a Key to Preventing Violent Extremism Stevan Weine Jan 2013 to Dec 2017
Using Experimental Research to Study the Dynamics of Radicalization, Terrorism, and Counterterrorism Anthony Lemieux Jul 2012 to Dec 2017
Tracking Attitudes within American Subculture Clark McCauley, Sophia Moskalenko Jul 2012 to Dec 2017
Patterns of U.S. Extremist Crime Jeff Gruenewald, Joshua Freilich, Steven Chermak, William Parkin Jul 2012 to Dec 2017
One God for All? Fundamentalism and Group Radicalization Johanna Birnir, Nil Satana Jul 2013 to Dec 2016
Empirical Assessment of Domestic Radicalization (EADR) Michael Jensen, Gary LaFree Jan 2013 to Dec 2016
Recruitment and Radicalization among US Far-Right Terrorists Peter Simi Jul 2012 to Dec 2015
Framing Global Salafi-Jihadist Messages in the West Peter Neumann Jul 2012 to Dec 2015
Radicalization of Momin Khawaja Clark McCauley, Sophia Moskalenko Jul 2013 to Jun 2015
Mapping and Evaluating Online Salafi-Jihadism Arie Kruglanski, Jarret Brachman, Michele Gelfand Jul 2012 to Dec 2014
Massive Online Open Course: Understanding Terrorism and the Terrorist Threat Gary LaFree, William Braniff, Katherine Worboys Izsak Jan 2014 to Mar 2014
U.S. Policies and Extremist Motivations Jul 2012 to Dec 2013
Extremist Pathways to Power: The Rise of Extremist Ideologies to State Dogma Amy Pate, Gary Ackerman, John Sawyer May 2013 to Oct 2013
Building Resilience to Violent Extremism Among Somali-Americans in Minneapolis-St. Paul Stevan Weine Aug 2010 to Aug 2012
Countering Jihadist Ideology among Detainees: The Effects and Effectiveness of De-Radicalization Programs Arie Kruglanski, Michele Gelfand Jun 2009 to Dec 2011
Islamic Radicalization in Europe and North America: Parallels and Divergence Gary Ackerman, John Sawyer, Peter Neumann Jun 2008 to Dec 2011
Homegrown Radicalization and the Role of Social Networks and Social Inclusiveness in the United States Paul Harwood Jun 2008 to Oct 2011
European Converts to Islam: An Evolving Threat? Emmanuel Karagiannis Jun 2009 to May 2011
Radicalizing the Poor: Understanding the Influence of Service Provision on Popular Support for and Participation in Violent Political Groups Shawn Flanigan Jun 2008 to May 2011
Martyrs without Borders: Iraq's Foreign Fighters and the Third Generation of Global Jihad Mohammed Hafez Jun 2008 to May 2011
Tracking Sympathy and Support of Muslims for Terrorism in the United States Clark McCauley Jun 2008 to May 2011
Tracking Sympathy and Support of Muslims for Terrorism in Muslim Countries and in the United Kingdom Clark McCauley Jun 2008 to May 2011
Measuring Political Radicalization: Diaspora Support for Terrorism among Ottawa's Lebanese Muslim Community Bidisha Biswas, Christian Leuprecht, Clark McCauley Aug 2008 to May 2010
Cell Groups and Individual Radicalization in Indonesia, United Kingdom, and the United States Douglas M. McLeod Jun 2008 to Dec 2009
Patterns of Radicalization in Political Activism Donatella della Porta, Manuela Caiani Jun 2008 to Dec 2009
International Survey Capability Steven Kull Jun 2005 to Sep 2009
Hizb ut-Tahrir al-Islami: The Challenge of a Non-Violent Radical Islam Clark McCauley, Emmanuel Karagiannis Jun 2005 to Jun 2009
The Role of the Media in the Recruitment of Terrorists: Mass Communication and the Battle for the Hearts and Minds of Muslims in Indonesia Douglas M. McLeod Jun 2007 to May 2009
The Use of Violence by Ethnopolitical Organizations Jonathan Wilkenfeld, Victor Asal Jun 2005 to May 2009
Radicalization of U.S. Prisoners Bert Useem, Obie Clayton Jun 2005 to May 2009
Terrorist Strategies and Tactics: When Do Terrorists Decide to Attack the US? Martha Crenshaw May 2005 to May 2009
Mobilization For and Against Terrorism in the Muslim World Clark McCauley, Mansoor Moaddel, Mohammed Hafez May 2005 to May 2009
Support for Terrorism as a Function of Individualistic and Collectivistic Goals Arie Kruglanski Jun 2005 to Jan 2009
Effects of Uncertainty on Support for Religious Extremism Arie Kruglanski Jun 2005 to Jan 2009
Decision Making and Simulation Anthony Lemieux, Jonathan Wilkenfeld, Victor Asal Jun 2005 to May 2008
Militant Islamist Networks in the West Jeffrey Bale Jul 2005 to Apr 2008
Deradicalization
Publication Title Publication Datesort ascending START Authors Publication Type
Community-Focused Counter-Radicalization and Counter-Terrorism Projects November 2018 Szmania, Susan Book
Potential for radicalization amongst Syrian refugees in Jordan and Lebanon: Risks, factors, and implications July 2018 Kruglanski, Arie START Reports
Terrorist Disengagement and De-radicalisation April 2018 Braddock, Kurt Book Chapter
The Social Psychological Makings of a Terrorist February 2018 Kruglanski, Arie Journal Article
Understanding Terrorism June 2017 Braddock, Kurt Book Chapter
Deradicalizing Detained Terrorists May 2017 Kruglanski, Arie; Gelfand, Michele Journal Article
START Annual Meeting 2016: Quick-Fire Presentation - Counterterrorism, Countering Violent Extremism, Deradicalization October 2016 Kruglanski, Arie; McCauley, Clark; Ellis, Devin; Dugan, Laura; Boyd, Marcus A.; Wilson, Margaret; Jensen, Michael; Asal, Victor Presentation
Patterns of Collective Desistance from Terrorism: Fundamental Measurement Challenges October 2016 Miller, Erin Journal Article
Disengagement from Ideologically-Based and Violent Organizations: A Systematic Review of the Literature October 2016 Ligon, Gina Scott; Simi, Peter Journal Article
Terrorism, Radicalization and De-radicalization June 2016 Kruglanski, Arie Journal Article
Walking Away: The Disengagement and De-radicalization of a Violent Right-Wing Extremist March 2016 Horgan, John Journal Article
Preventing and Treating Radicalization: A Two Volume Review June 2015 Kruglanski, Arie Book Review
Terrorist Rehabilitation: Genesis, Genealogy and Likely Future June 2015 Book Chapter
Leaving the World of Hate: Life-Course Transitions and Self-Change June 2015 Simi, Peter Journal Article
The Quest for Significance Model of Radicalization: Implications for the Management of Terrorist Detainees May 2014 Kruglanski, Arie Journal Article
The Talking Cure? Communication and Psychological Impact in Prison De-radicalisation Programmes February 2014 Braddock, Kurt Book Chapter
Options and Strategies for Countering Online Radicalization in the United States January 2013 Neumann, Peter Journal Article
Guest Editorial: Processes of Radicalization and De-Radicalization March 2012 della Porta, Donatella; LaFree, Gary Journal Article
Politically motivated violent extremism January 2012 McCauley, Clark Book Chapter
Prisons and Terrorism: Radicalisation and De-radicalisation in 15 Countries July 2010 Neumann, Peter Report
Rehabilitating the Terrorists?: Challenges in Assessing the Effectiveness of De-radicalization Programs March 2010 Horgan, John Journal Article
Detainee Deradicalization: A Challenge for Psychological Science January 2010 Kruglanski, Arie; Gelfand, Michele Journal Article
Assessing the Effectiveness of Current De‐Radicalization Initiatives and Identifying Implications for the Development of U.S.‐Based Initiatives in Multiple Settings September 2009 Horgan, John; Braddock, Kurt START Reports
Walking Away from Terrorism: Accounts of Disengagement from Radical and Extremist Movements November 2008 Horgan, John Book
Desistance from Terrorism: What Can We Learn From Criminology? November 2008 Miller, Erin; LaFree, Gary Journal Article
Disengagement
Publication Title Publication Datesort ascending START Authors Publication Type
Community-Focused Counter-Radicalization and Counter-Terrorism Projects November 2018 Szmania, Susan Book
Terrorist Disengagement and De-radicalisation April 2018 Braddock, Kurt Book Chapter
Understanding Terrorism June 2017 Braddock, Kurt Book Chapter
Deradicalizing Detained Terrorists May 2017 Kruglanski, Arie; Gelfand, Michele Journal Article
Patterns of Collective Desistance from Terrorism: Fundamental Measurement Challenges October 2016 Miller, Erin Journal Article
Disengagement from Ideologically-Based and Violent Organizations: A Systematic Review of the Literature October 2016 Ligon, Gina Scott; Simi, Peter Journal Article
Terrorism, Radicalization and De-radicalization June 2016 Kruglanski, Arie Journal Article
Walking Away: The Disengagement and De-radicalization of a Violent Right-Wing Extremist March 2016 Horgan, John Journal Article
Western Muslims Volunteering to fight in Syria and Iraq: Why do they go, and what should we do? July 2015 McCauley, Clark; Moskalenko, Sophia Journal Article
Terrorist Rehabilitation: Genesis, Genealogy and Likely Future June 2015 Book Chapter
Leaving the World of Hate: Life-Course Transitions and Self-Change June 2015 Simi, Peter Journal Article
The Talking Cure? Communication and Psychological Impact in Prison De-radicalisation Programmes February 2014 Braddock, Kurt Book Chapter
Patterns of Onset and Decline Among Terrorist Organizations March 2012 Miller, Erin Journal Article
ETA Ceasefires by the Numbers October 2011 Miller, Erin; Smarick, Kathleen Background Report
Rehabilitating the Terrorists?: Challenges in Assessing the Effectiveness of De-radicalization Programs March 2010 Horgan, John Journal Article
Losing your Audience: Desistance from Terrorism in Egypt after Luxor November 2009 McCauley, Clark Journal Article
Group Desistance from Terrorism: A Dynamic Perspective November 2009 McCauley, Clark Journal Article
Assessing the Effectiveness of Current De‐Radicalization Initiatives and Identifying Implications for the Development of U.S.‐Based Initiatives in Multiple Settings September 2009 Horgan, John; Braddock, Kurt START Reports
Leaving Terrorism Behind: Individual and Collective Disengagement February 2009 Horgan, John Conference Paper
Desistance from Terrorism: What Can We Learn From Criminology? November 2008 Miller, Erin; LaFree, Gary Journal Article
Sudden Desistance from Terrorism: The Armenian Secret Army for the Liberation of Armenia and the Justice Comandos of the Armenian Genocide November 2008 McCauley, Clark; LaFree, Gary; Dugan, Laura Journal Article
Walking Away from Terrorism: Accounts of Disengagement from Radical and Extremist Movements November 2008 Horgan, John Book
A Spiral of Peace: Competition, Monopoly and Diversification in the Market for Political Violence in Northern Ireland January 2008 Sawyer, John Journal Article
A framework for thinking about research on conflict resolution initiatives November 2005 Book Chapter
Mediating International Crises: Cross-National and Experimental Perspectives November 2005 Wilkenfeld, Jonathan; Asal, Victor Journal Article
Radical Beliefs and Behavior
Publication Title Publication Datesort ascending START Authors Publication Type
Community-Focused Counter-Radicalization and Counter-Terrorism Projects November 2018 Szmania, Susan Book
Profiles of Individual Radicalization in the United States (PIRUS) October 2018 Safer-Lichtenstein, Aaron ; Yates, Elizabeth; LaFree, Gary; Jensen, Michael; James, Patrick Research Brief
Democratic Skepticism and Support for Terrorism in the Palestinian Territories August 2018 Piazza, James A. Journal Article
Religious Fundamentalism in Eight Muslim‐Majority Countries: Reconceptualization and Assessment August 2018 Moaddel, Mansoor Journal Article
How Human Boundaries Become State Borders: Radical Flanks and Territorial Control in the Modern Era July 2018 Krause, Peter Journal Article
The Use of Social Media by United States Extremists July 2018 Safer-Lichtenstein, Aaron ; Yates, Elizabeth; LaFree, Gary; Jensen, Michael; James, Patrick Research Brief
Insurgencies as Networks of Event Orderings June 2018 Breiger, Ronald Journal Article
Radicalization: A Relational Perspective May 2018 della Porta, Donatella Journal Article
The Paradox of Source Credibility in Canadian and U.S. Domestic Counterterrorism Communications April 2018 Szmania, Susan Journal Article
Radicalization to Violence: A Pathway Approach to Studying Extremism April 2018 Atwell Seate, Anita; Jensen, Michael; James, Patrick Journal Article
Loners, Colleagues, or Peers? Assessing the Social Organization of Radicalization April 2018 Freilich, Joshua; Chermak, Steven Journal Article
Terrorist Disengagement and De-radicalisation April 2018 Braddock, Kurt Book Chapter
ISIS: Its History, Ideology, and Psychology April 2018 Kruglanski, Arie Book Chapter
Cultivating Trust and Perceptions of Source Credibility in Online Counternarratives Intended to Reduce Support for Terrorism April 2018 Braddock, Kurt Journal Article
Digital Participation Roles of the Global Jihad: Social Media’s Role in Bringing Together Vulnerable Individuals and VEO Content March 2018 Ligon, Gina Scott White Paper
Encouraging and Assessing the Validity of Answers to Questions about Radicalization: The Use of Meta-opinions March 2018 McCauley, Clark; Moskalenko, Sophia White Paper
The Making of Violent Extremists March 2018 Kruglanski, Arie Journal Article
The Social Psychological Makings of a Terrorist February 2018 Kruglanski, Arie Journal Article
Correlates of Violent Political Extremism in the United States February 2018 Safer-Lichtenstein, Aaron ; LaFree, Gary; Jensen, Michael; James, Patrick Journal Article
The Radical Right as Social Movement Organizations January 2018 della Porta, Donatella; Caiani, Manuela Book Chapter
Pre-Radicalization Criminal Activity of United States Extremists January 2018 Safer-Lichtenstein, Aaron ; LaFree, Gary; Jensen, Michael; James, Patrick Research Brief
Comparison of Honor Killings to Anti-LGBTQ Homicides January 2018 Freilich, Joshua; Chermak, Steven Journal Article
Profiles of Individual Radicalization in the United States-Foreign Fighters: Infographics October 2017 Jensen, Michael; James, Patrick Research Brief
Profiles of Radicalization in the United States September 2017 Safer-Lichtenstein, Aaron ; LaFree, Gary; Jensen, Michael; James, Patrick Research Brief
What Are the Social, Economic, Psychological and Environmental Risk Factors That Lead to Radicalization and Recruitment to Terrorism? September 2017 Weisburd, David Report
U.S. Muslims with Radical Opinions Feel More Alienated and Depressed August 2017 McCauley, Clark; Moskalenko, Sophia START Reports
Women in the White Supremacist Movement July 2017 Yates, Elizabeth Book Chapter
U.S. Muslim Opinions about ISIS, the Syrian Conflict and the 2016 U.S. Presidential Election June 2017 McCauley, Clark; Moskalenko, Sophia START Reports
Understanding Terrorism June 2017 Braddock, Kurt Book Chapter
Cut from the Same Cloth? A Comparative Study of Domestic Extremists and Gang Members in the United States May 2017 Pyrooz, David C.; LaFree, Gary; James, Patrick; Decker, Scott H. Journal Article
Understanding Political Radicalization: The Two-Pyramids Model April 2017 McCauley, Clark; Moskalenko, Sophia Journal Article
Psychological Factors in Radicalization: A "3N" Approach January 2017 Kruglanski, Arie Book Chapter
Empirical Assessment of Domestic Radicalization (EADR) December 2016 LaFree, Gary; Tinsley, Herbert; Stevenson, John; Jensen, Michael; James, Patrick START Reports
Criminal Pasts, Terrorist Futures: European Jihadists and the New Crime-Terror Nexus December 2016 Neumann, Peter Journal Article
Quest for Significance and Violent Extremism: The Case of Domestic Radicalization November 2016 Kruglanski, Arie; LaFree, Gary Journal Article
Recruitment and Radicalization among U.S. Far-Right Terrorists November 2016 Simi, Peter START Reports
START Annual Meeting 2016: Quick-Fire Presentation - Terrorism and Radicalization October 2016 Lemieux, Anthony; Koven, Barnett S.; Ackerman, Gary; LaFree, Gary; Ligon, Gina Scott; Horgan, John; Satana, Nil; James, Patrick; Simi, Peter; Breiger, Ronald; Chermak, Steven Presentation
From Cubs to Lions: A Six Stage Model of Child Socialization into the Islamic State August 2016 Horgan, John Journal Article
Momin Khawaja: Mechanisms of Radicalization August 2016 McCauley, Clark; Moskalenko, Sophia START Reports
Ukrainian Volunteer Fighters in the Eastern Front: Ideas, Political-Social Norms and Emotions as Mobilization Mechanisms February 2016 Karagiannis, Emmanuel Journal Article
Profiles of Individual Radicalization in the United States: Preliminary Findings (Oct. 2015) February 2016
Identity and Framing Theory, Precursor Activity, and the Radicalization Process January 2016 Smith, Brent; Damphousse, Kelly; Fitzpatrick, Kevin; Roberts, Paxton Report
The Radicalization Puzzle: A Theoretical Synthesis of Empirical Approaches to Homegrown Extremism September 2015 Hafez, Mohammed Journal Article
Understanding the Threat: What Data Tell Us about U.S. Foreign Fighters September 2015 Tinsley, Herbert; Jensen, Michael; James, Patrick Research Brief
Western Muslims Volunteering to fight in Syria and Iraq: Why do they go, and what should we do? July 2015 McCauley, Clark; Moskalenko, Sophia Journal Article
Significance Quest Theory as the Driver of Radicalization towards Terrorism June 2015 Kruglanski, Arie; Gelfand, Michele Book Chapter
Structural Differences of Violent Extremist Offenders in Correctional Settings June 2015 Leuprecht, Christian Journal Article
Preventing and Treating Radicalization: A Two Volume Review June 2015 Kruglanski, Arie Book Review
The Paradox of Legitimacy: Resilience, Successes and the Multiple Identities of the Kurdistan Workers' Party in Turkey May 2015 Journal Article
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
Political Mobilization and Institutions April 2015 Chenoweth, Erica Book Chapter
Trauma as a Precursor to Violent Extremism April 2015 Simi, Peter Research Brief
Secure in their Beliefs: Personal Security, the Quest for Personal Significance, and the Psychology of Extremism April 2015 Kruglanski, Arie Book Chapter
"I'm down for a Jihad": How 100 Years of Gang Research can Inform the Study of Terrorism, Radicalization and Extremism February 2015 Pyrooz, David C.; Decker, Scott H. Journal Article
The Utility of Narratives for Promoting Radicalization: The Case of the Animal Liberation Front January 2015 Braddock, Kurt 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
Psychology Not Theology: Overcoming ISIS' Secret Appeal October 2014 Kruglanski, Arie Op-ed
How Many Suicide Terrorists are Suicidal? August 2014 McCauley, Clark Journal Article
Characteristics of Violent Lone-Offenders: a Comparison of Assassins and School Attackers (Research Highlight) May 2014 McCauley, Clark; Moskalenko, Sophia Research Brief
The Quest for Significance Model of Radicalization: Implications for the Management of Terrorist Detainees May 2014 Kruglanski, Arie Journal Article
Lying About Terrorism April 2014 Young, Joseph Journal Article
Ideological Victimization: Homicides Perpetrated by Far-Right Extremists April 2014 Freilich, Joshua; Chermak, Steven; Parkin, William Journal Article
The Talking Cure? Communication and Psychological Impact in Prison De-radicalisation Programmes February 2014 Braddock, Kurt Book Chapter
The Psychology of Radicalization and Deradicalization: How Significance Quest Impacts Violent Extremism February 2014 Kruglanski, Arie; Gelfand, Michele Journal Article
Massive Online Open Course: Understanding Terrorism and the Terrorist Threat January 2014 LaFree, Gary; Braniff, William Project Fact Sheet
Inspire Magazine: A Critical Analysis of its Significance and Potential Impact Through the Lens of the Information, Motivation, and Behavioral Skills Model January 2014 Lemieux, Anthony; Brachman, Jarret Journal Article
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: An Empirical Assessment of Domestic Radicalization January 2014 Tinsley, Herbert; Jensen, Michael; James, Patrick Project Fact Sheet
Toward a Profile of Lone Wolf Terrorists: What Moves an Individual from Radical Opinion to Radical Action January 2014 McCauley, Clark; Moskalenko, Sophia Journal Article
How the Replication Debate Applies to Terrorism Studies December 2013 James, Patrick; Henne, Peter Op-ed
Terrorism—A (self) love story: Redirecting the significance quest can end violence October 2013 Kruglanski, Arie; Gelfand, Michele Journal Article
Two Possible Profiles of Lone-actor Terrorists September 2013 McCauley, Clark; Moskalenko, Sophia White Paper
Putting the “ O ” in VEOs: What makes an organization? July 2013 Ligon, Gina Scott; Simi, Peter Journal Article
Distinguishing "Loner" Attacks from Other Domestic Extremist Violence July 2013 Gruenewald, Jeffrey; Freilich, Joshua; Chermak, Steven Journal Article
From the Caucasus to Boston and Beyond April 2013 Discussion Point
Religion, Government Coalitions, and Terrorism February 2013 Birnir, Johanna; Satana, Nil Journal Article
Options and Strategies for Countering Online Radicalization in the United States January 2013 Neumann, Peter Journal Article
European and American Extreme Right Groups and the Internet November 2012 Caiani, Manuela Book
Religious Fundamentalism in the Middle East: A Cross-National, Inter-Faith, and Inter-Ethnic Analysis November 2012 Moaddel, Mansoor Book
Update on Geospatial Patterns of Precurrsor Behavior among Terrorists October 2012 Smith, Brent; Damphousse, Kelly; Roberts, Paxton START Reports
The Potential for Collaboration Between Islamists and Western Left-Wing Extremists: A theoretical and Empirical Introduction October 2012 Ackerman, Gary; Bale, Jeffrey Journal Article
The End of Radicalization? September 2012 Horgan, John Discussion Point
Worst of the bad: Violent white supremacist groups and lethality May 2012 Freilich, Joshua Journal Article
Guest Editorial: Processes of Radicalization and De-Radicalization March 2012 della Porta, Donatella; LaFree, Gary Journal Article
Mobilizing on the Extreme Right: Germany, Italy, and the United States January 2012 della Porta, Donatella; Caiani, Manuela Book
Gangs, Terrorism, and Radicalization October 2011 Pyrooz, David C.; Decker, Scott H. Journal Article
The psychology of lone-wolf terrorism July 2011 McCauley, Clark; Moskalenko, Sophia Journal Article
Narratives and counter-narratives for global jihad: Opinion versus action July 2010 Leuprecht, Christian; McCauley, Clark; Moskalenko, Sophia Book Chapter
Party of Islamic liberation in the 'Stans. Review of Emmanuel Karagiannis, 'Political Islam in Central Asia' July 2010 McCauley, Clark Journal Article
Boomerang: Opinion versus Action in the Radicalization of Abu-Mulal al-Balawi July 2010 McCauley, Clark Journal Article
U.S. Polls: Public Opinion and Right‐Wing Extremism April 2010 McCauley, Clark START Reports
Community‐Level Indicators of Radicalization: A Data and Methods Task Force February 2010 Fishman, Shira START Reports
Political Islam in Central Asia: The Role of Hizb al-Tahrir February 2010 Karagiannis, Emmanuel Journal Article
Surveying American State Police Agencies about Lone Wolves, Far-Right Criminality, and Far-Right and Islamic Jihadist Criminal Collaboration January 2010 Freilich, Joshua; Chermak, Steven Journal Article
Political Islam in Central Asia: On the Trail of Hizb ut-Tahrir January 2010 Karagiannis, Emmanuel Journal Article
Individual and group mechanisms of radicalization January 2010 McCauley, Clark; Moskalenko, Sophia White Paper
Violence in Activism: Instigating Factors and Thresholds Breached January 2010 Hodwitz, Omi Book
Does Political Radicalization Depend on Ideology? November 2009 McCauley, Clark Journal Article
Patterns of Precursor Behaviors in the Life Span of a U.S. Environmental Terrorist Group November 2009 Smith, Brent; Damphousse, Kelly Journal Article
Winning the Battle but Losing the War? Narrative and Counter-Narratives Strategy September 2009 Leuprecht, Christian; McCauley, Clark; Moskalenko, Sophia Journal Article
Radicalization of U.S. Prisoners August 2009 Useem, Bert; Clayton, Obie Journal Article
Critical Events in the Life Trajectories of Domestic Extremist White Supremacist Groups August 2009 Freilich, Joshua; Chermak, Steven Journal Article
Hezbollah's Social Jihad: Nonprofits as Resistance Organizations June 2009 Flanigan, Shawn Journal Article
Intimations of Mortality or Production Lines? June 2009 Crenshaw, Martha Journal Article
What Makes Terrorist Tick June 2009 Chenoweth, Erica Journal Article
Measuring Political Mobilization: The Distinction between Activism and Radicalism April 2009 McCauley, Clark; Moskalenko, Sophia Journal Article
Forecasting the Use of Violence in Ethnic-political Organizations: Middle Eastern Minorities, At Risk Minorities and the Choice of Violence February 2009 Asal, Victor Conference Paper
Talking To Terrorists? Reflections on Fieldwork Experiences with Non-State Violent Actors February 2009 Horgan, John Conference Paper
Online Networks of the Italian and German Extreme Right: An Explorative Study with Social Network Analysis February 2009 Caiani, Manuela Journal Article
Review of Psychology of Terrorism: Classic and Contemporary Insights January 2009 Lemieux, Anthony Journal Article
Fully Committed: Suicide Bombers' Motivation and the Quest for Personal Significance January 2009 Kruglanski, Arie; Fishman, Shira Journal Article
Alienation, Religion, Economics and Politics: Testing Theories of Radicalization in Polls of U.S. Muslims January 2009 McCauley, Clark START Reports
Pathways Toward Radicalization October 2008 McCauley, Clark Research Brief
Mechanisms of Political Radicalization: Pathways Toward Terrorism July 2008 McCauley, Clark; Moskalenko, Sophia Journal Article
Circles Drawing Toward High Risk Activism: The Use of Usroh and Halaqa in Islamist Radical Movements May 2008 McLeod, Douglas Journal Article
Review of Mohammed Hafez, Manufacturing Human Bombs: The Making of Palestinian Suicide Bombers, of Mohammed Hafez, Suicide Bombers in Iraq: The Strategy and Ideology of Martyrdom, and of David Cook & Olivia Allison, Understanding and Addressing Suicide At February 2008 McCauley, Clark Journal Article
The Nature of the Beast: Terrorist: The Organizational and Network Characteristics of Organizational Lethality January 2008 Rethemeyer, R. Karl; Asal, Victor Journal Article
Support for the Caliphate & Radical Mobilization January 2008 McLeod, Douglas M. Research Brief
An Experimental Investigation of the Choice of Terror and Support for Taking Action January 2008 Lemieux, Anthony; Wilkenfeld, Jonathan; Asal, Victor Research Brief
Dilettantes, Ideologues, and the Weak: Terrorists Who Don't Kill January 2008 Rethemeyer, R. Karl; Asal, Victor Journal Article
Religious Fundamentalism among Young Muslims in Egypt and Saudi Arabia January 2008 Moaddel, Mansoor Journal Article
Book Review of S.A. Wright, Patriots, Politics, and the Oklahoma City Bombing January 2008 Freilich, Joshua Book Review
On Classifying Terrorism: A Potential Contribution of Cluster Analysis for Academics and Policymakers December 2007 Chenoweth, Erica Journal Article
The Rise and the Fall of the Extreme Right in Europe: Towards an Explanation? November 2007 Caiani, Manuela Journal Article
Characteristics of Jihadists Who Use or Pursue CBRN: A Quantitative Approach November 2007 Rethemeyer, R. Karl; Asal, Victor Book Chapter
Explaining Suicide Terrorism: A Review Essay April 2007 Crenshaw, Martha Journal Article
Review of George Michael, The Enemy of My Enemy: The Alarming Convergence of Militant Islam and the Extreme Right March 2007 Bale, Jeffrey Book Review
The Use of Violence by Ethnopolitical Organizations in the Middle East February 2007 Pate, Amy; Wilkenfeld, Jonathan; Michael, Mary; Asal, Victor Research Brief
The Rise of Political Islam in Kazakhstan: Hizb ut-Tahrir al-Islami February 2007 Karagiannis, Emmanuel Journal Article
Review on Ignazi's, Norris' and Carter's New Books on Right Wing Radicalism January 2007 Caiani, Manuela Journal Article
Perceptions of the United States and Support for Violence Against America November 2006 Kruglanski, Arie; McCauley, Clark; McLeod, Douglas M.; LaFree, Gary; Kull, Steven Research Brief
Predictors of Support for Anti-Western Terrorism October 2006 Kruglanski, Arie; Fishman, Shira Research Brief
Ethnopolitical Political Mobilization on the Web March 2006 Harwood, Paul Conference Paper
Political Islam in Uzbekistan: Hizb ut-Tahrir al-Islami February 2006 Karagiannis, Emmanuel Journal Article
Terrorism Between 'Syndrome' and 'Tool' February 2006 Kruglanski, Arie; Fishman, Shira Journal Article
Hizb ut-Tahrir al-Islami: Evaluating the Threat Posed by a Radical Islamic Group that Remains Nonviolent February 2006 McCauley, Clark; Karagiannis, Emmanuel Journal Article
Political Islam in Southern Kazakhstan: Hizb ut-Tahrir January 2006 Karagiannis, Emmanuel Journal Article
The Challenge of Radical Islam in Tajikistan: Hizb ut-Tahrir al-Islami January 2006 Karagiannis, Emmanuel Journal Article
Political, Religious, and Psychological Characteristics of Muslim Protest Marchers in Eight European Cities: Jerusalem Day 2002 December 2005 McCauley, Clark Journal Article
The Politics of Suicide Terrorism September 2005 McCauley, Clark Book Review
A Reassessment of State-Level Covariates of Militia Groups April 2005 Freilich, Joshua Journal Article
Political Islam and Social Movement Theory: The Case of Hizb ut-Tahrir in Kyrgyzstan February 2005 Karagiannis, Emmanuel Journal Article
Religion and Politics in the Developing World: Explosive Interactions July 2002 Mainuddin, Rolin Book
Radical Beliefs and Behavior
Date Title News Type
2018-01-25 Pre-radicalization criminal activity is strongest predictor of post-radicalization violent extremism Featured Research
2017-08-11 US Muslims with radical opinions feel more alienated and depressed Featured Research
2017-07-07 Pair of feature articles detail Arie Kruglanski’s life and life’s work News
2017-03-28 START launches new training course on understanding and preventing radicalization to violence and violent extremism News
2017-01-09 Profiles of Individual Radicalization in the United States (PIRUS) data now available Featured Research
2016-09-08 A case study of radicalization offers implications for CVE Featured Research
2016-08-08 Another Look at Jujitsu Politics Discussion Point
2015-04-29 Report finds childhood trauma, history of high-risk behaviors as precursors to violent extremism Featured Research
2014-10-29 Patterns of Lone Actor Terrorism in the U.S. Featured Research
2014-10-24 START Researchers on Canadian Parliament Shooter Michael Zahaf-Bibeau News
2014-03-25 New study evaluates English-language jihadist magazine Featured Research
2014-02-27 Student research opportunities abound as internship program grows News
2014-02-26 START investigator commissioned to edit Routledge’s Major Works collection News
2014-01-29 Preliminary findings on Profiles of Individual Radicalization in the US Featured Research
2013-12-18 Finding answers in social psychology People Spotlight
2013-10-31 START Newsletter: Intelligence and security; perspectives on terrorism; Hezbollah; 'big data' and coding Newsletter
2013-10-30 White Paper: Perspectives on Terrorism and Responses to It Featured Research
2013-10-21 Researcher Spotlight: Dr. Clark McCauley People Spotlight
2013-10-16 START seeking 2014 Outstanding Article Award nominations News
2013-10-03 JOB OPPORTUNITY: Junior Radicalization Researcher News
2013-09-25 Al-Shabaab Attack on Westgate Mall in Kenya Featured Research
2013-06-26 Lone-actors fueled by grievance, personal crises, weapons use Featured Research
2013-05-23 New START study examines communities where terrorists lived, planned and prepared Featured Research
2013-05-21 Jeffrey Lewis discusses history and culture behind suicide bombings Featured Research
2013-04-29 Discussion Point: From the Caucasus to Boston and Beyond Discussion Point
2013-03-21 New Book: European and American Extreme Right Groups and the Internet Featured Research
2013-02-22 Database Spotlight: Update on Profiles of Perpetrators of Terrorism in the US Featured Research
2013-02-19 Discussion Point: Should START Researchers Embrace the Brain? Discussion Point
2013-01-30 Discussion Point: The Dog that Doesn't Bark Discussion Point
2012-12-06 First-of-its-kind index ranks countries for impact of terrorism Featured Research
2012-11-16 State Department contracts START to provide terrorism data and analysis News
2012-09-28 Discussion Point: The End of Radicalization? Discussion Point
2012-08-08 Far-right Violence in the United States: 1990-2010 Featured Research
2012-07-25 Olympics and Terrorism Featured Research
2012-07-25 Response to mischaracterization of the Hot Spots Report News
2012-07-17 Database Spotlight: Muslim Public Opinion and Public Opinion in the Islamic World on Terrorism, al Qaeda and US Policies (PIPA) Featured Research
2012-06-20 START interns gain unique experience with State Department People Spotlight
2012-06-19 Researcher spotlight: Anthony Lemieux People Spotlight
2012-06-19 CASE awards START top honors News
2012-05-23 START welcomes visiting scholar People Spotlight
2012-05-16 Database spotlight: Profiles of Perpetrators of Terrorism in the United States (PPT-US) Featured Research
2012-03-21 START investigator and former TRA recipient publish book on the mobilization of right-wing extremism News
2012-03-14 Research Roundtable features expert on policing terrorism Featured Research
2012-02-27 START research informs Senate report on Chesser Featured Research
2012-01-31 Urban U.S. counties hot spots of terror, but rural areas are not exempt Featured Research
2012-01-30 Terrorism studies graduate certificate application deadline is quickly approaching News
2012-01-22 START researcher invited to discuss terrorists' motivations News
2011-12-09 Violent extremism in the U.S. Featured Research
2011-10-27 START researchers brief Swedish delegation News
2011-09-13 START Affiliate Releases Report on Al-Awlaki Featured Research
2011-09-06 START Assesses Impact of 9/11 Featured Research
2011-08-20 START Investigators Participate in 2011 American Sociological Association Annual Conference Featured Research
2011-08-11 Audio Available from "Why Radicalize?" seminar with Jessica Stern News
2011-08-04 START Announces 2011-2012 Terrorism Research Award Participants News
2011-08-03 START Responds to White House Report on Preventing Violent Extremism Featured Research
2011-07-07 START Researchers Featured in Journal of Homeland Security Featured Research
2011-06-23 START Releases New Data Collections Featured Research
2011-06-10 New START Project to Focus on Extremist Violence in U.S. Counties Featured Research
2011-05-04 START Response to Death of bin Laden Featured Research
2011-04-28 Position Opening: Special Projects Program Manager News
2011-04-20 Summer Course Offerings News
2011-04-07 2011-2012 Background Report Undergraduate Terrorism Analysis Training (UTAT) Program Application Deadline Extended News
2011-04-06 Summer and Fall Internship Opportunities with START and the GTD News
2010-12-16 Exciting Winter Courses Now Offered ONLINE News
2010-07-02 REPORT RELEASE: ICSR/START Report on Prison Radicalisation to be Launched at New York Summit Featured Research
2010-06-03 START Announces 2010-2011 Terrorism Research Awards and Undergraduate Research Program Participants News
2010-04-29 Today: START Seminar: Why Radicalize? Follow live on Twitter News
2009-06-11 **Far-Right Attacks on U.S. Law Enforcement and Security Guards** Featured Research
2009-05-22 START Announces 2009 Curriculum Development Grant Recipients News
2009-05-22 ***Terrorist Attacks on Religious Figures, Religious Institutions, and Military Targets*** Featured Research
2008-11-04 New START Research Brief: Pathways Towards Radicalization Featured Research
2008-07-21 START Center Earns Background Report-Year Renewal from DHS News
2008-05-30 New Report Highlights the Challenges of Tracking Terrorism Events: GTD Indicates Global Terrorism Fatalities Up, Not Down Featured Research
2008-02-29 START Expands its Research Brief Series Featured Research
2008-01-31 New Research Briefs Available from START Featured Research
2007-08-20 Research Internships Available for Fall 2007 at the University of Maryland News
2007-06-14 START Releases Report on Public Opinion in Muslim Countries Featured Research
2007-02-02 New Research Brief Released: The Use of Violence by Ethnopolitical Organizations in the Middle East Featured Research
2006-12-10 START Visiting Fellow featured in NYTimes Magazine People Spotlight
2006-07-06 Kruglanski Honored by Society of Experimental Social Psychology People Spotlight
2006-06-16 START Research Symposium: Wednesday, June 28th News
2005-09-05 START Announces Fellowships for 2005-06 News
2005-01-10 Secretary Ridge announces creation of terrorism center News
Deradicalization
Date Title News Type
2016-03-02 START researcher Michele Gelfand and former TRA Sarah Lyons-Padilla present on Capitol Hill News
2014-03-26 Singaporean delegation discusses countering extremist propaganda with START News
2013-10-16 START seeking 2014 Outstanding Article Award nominations News
2013-04-03 Under Secretary Sonenshine speaks to University of Maryland about State Department's public diplomacy successes News
2012-09-28 Discussion Point: The End of Radicalization? Discussion Point
2012-08-31 START launches new tool for counterterrorism community Featured Research
2012-06-20 START interns gain unique experience with State Department People Spotlight
2012-02-20 START's spring seminar features internationally recognized terrorism scholar People Spotlight
2011-04-20 Summer Course Offerings News
2008-09-01 START Bulletin Summer 2008 Inaugural Issue Newsletter
2005-09-05 START Announces Fellowships for 2005-06 News
Disengagement
Date Title News Type
2013-10-16 START seeking 2014 Outstanding Article Award nominations News
2012-08-31 START launches new tool for counterterrorism community Featured Research
2012-02-20 START's spring seminar features internationally recognized terrorism scholar People Spotlight
2008-09-01 START Bulletin Summer 2008 Inaugural Issue Newsletter
2005-09-05 START Announces Fellowships for 2005-06 News
Deradicalization
Name Job Title Institution
Kurt Braddock

Post-doctoral teaching fellow

 Pennsylvania State University
Erica Chenoweth Erica Chenoweth

Associate Professor of International Studies

 University of Denver
Scott H. Decker

Foundation Professor

 Arizona State University
Max Erdemandi

Project Manager & Researcher

 University of Maryland
Omi Hodwitz

Assistant Professor

 University of Idaho
START Researcher Patrick James Patrick James

Project Manager/Researcher, START

 University of Maryland
Michael Jensen

Senior Researcher, START

 University of Maryland
Erin MIller Erin Miller

GTD Program Manager, START

 University of Maryland
David C. Pyrooz

Assistant Professor, University of Colorado - Boulder

 University of Colorado
Nil Satana

Visiting Associate Professor

 University of Maryland
Peter Simi

Associate Professor, Chapman University

Director, Earl Babbie Research Center

 Chapman University
Susan Szmania

Research Affiliate, START

 University of Maryland
Peter Weinberger Peter Weinberger

Technical Advisor, Resonance Global

 None
Elizabeth Yates

Faculty Specialist, START

 University of Maryland
Disengagement
Name Job Title Institution
Alejandro Beutel

Senior Research Analyst

 Southern Poverty Law Center
Kurt Braddock

Post-doctoral teaching fellow

 Pennsylvania State University
Erica Chenoweth Erica Chenoweth

Associate Professor of International Studies

 University of Denver
Scott H. Decker

Foundation Professor

 Arizona State University
Laura Dugan Laura Dugan

Professor of Criminology and Criminal Justice

 University of Maryland
Omi Hodwitz

Assistant Professor

 University of Idaho
START Researcher Patrick James Patrick James

Project Manager/Researcher, START

 University of Maryland
Michael Jensen

Senior Researcher, START

 University of Maryland
Christian Leuprecht

Professor

 Royal Military College
Erin MIller Erin Miller

GTD Program Manager, START

 University of Maryland
David C. Pyrooz

Assistant Professor, University of Colorado - Boulder

 University of Colorado
Peter Simi

Associate Professor, Chapman University

Director, Earl Babbie Research Center

 Chapman University
Susan Szmania

Research Affiliate, START

 University of Maryland
Peter Weinberger Peter Weinberger

Technical Advisor, Resonance Global

 None
Elizabeth Yates

Faculty Specialist, START

 University of Maryland
Radical Beliefs and Behavior
Name Job Title Institution
Gary Ackerman Gary Ackerman

Associate Professor, SUNY Albany

 University at Albany, State University of New York
Bidisha Biswas

Professor

 Western Washington University
Marcus A. Boyd

Senior Researcher, GIS, START

 University of Maryland
Kurt Braddock

Post-doctoral teaching fellow

 Pennsylvania State University
Photo of William Braniff William Braniff

Director, START

Professor of the Practice, University of Maryland

Editorial Board, International Centre for Counter-Terrorism - The Hague

 University of Maryland
Erica Chenoweth Erica Chenoweth

Associate Professor of International Studies

 University of Denver
Cory Davenport Cory Davenport

Research Scientist, SAIC

 n/a
Max Erdemandi

Project Manager & Researcher

 University of Maryland
Shawn Flanigan Shawn Flanigan

Professor of Public Affairs

 San Diego State University
Daniella Fridl Daniella Fridl

Former Assistant Research Director, START

 University of Maryland
Sara Gallagher

Junior Researcher, Global Terrorism Database

 University of Maryland
Jeff Gruenewald

Associate Professor

 Indiana University - Purdue University Indianapolis
David Hofmann David Hofmann

Assistant Professor of Sociology

Senior Research Affiliate – The Canadian Network of Research on Terrorism, Security, and Society (TSAS)

 University of New Brunswick
START Researcher Patrick James Patrick James

Project Manager/Researcher, START

 University of Maryland
Michael Jensen

Senior Researcher, START

 University of Maryland
Sharad Joshi

Assistant Professor, Middlebury Institute of International Studies at Monterey

Associate Fellow of International Security, Chatham House

 Monterey Institute of International Studies
Emmanuel Karagiannis Emmanuel Karagiannis

Senior Lecturer of International Relations

 King's College
Ryan King Ryan D. King

Associate Professor of Criminology

 The Ohio State University
Gary LaFree

Founding Director, START; Chair, Department of Criminology and Criminal Justice

 University of Maryland
Anthony Lemieux Anthony Lemieux

Associate Professor of Communication and Lead Researcher of the Transcultural Conflict and Violence Program

 Georgia State University
Christian Leuprecht

Professor

 Royal Military College
Rolin Mainuddin

Associate Professor of Political Science

 North Carolina Central University
START Researcher Gabrielle Matuzsan Gabrielle Matuzsan

Analyst, Government Accountability Office

 None
Clark McCauley Clark McCauley

Professor of Psychology

 Bryn Mawr College
Douglas McLeod Douglas M. McLeod

Evjue Centennial Professor of Journalism and Mass Communication

 University of Wisconsin - Madison
Prabhakar Misra Prabhakar Misra

Professor of Physics

 Howard University
Peter Neumann

Director of International Centre for the Study of Radicalisation and Political Violence (ICSR)

 King's College
Aaron Safer-Lichtenstein

Graduate Assistant, START

 University of Maryland
Nil Satana

Visiting Associate Professor

 University of Maryland
John Sawyer John Sawyer

Director of Strategic Corporate Research Relationships

 University of Maryland
Peter Simi

Associate Professor, Chapman University

Director, Earl Babbie Research Center

 Chapman University
Dr. John Stevenson, START John Stevenson

Principal Research Scientist, NSI, Inc.

 None
Brandon Sullivan Brandon Sullivan

Assistant Professor

 Michigan State University
Herbert Tinsley

Senior Researcher, START

 University of Maryland
Peter Weinberger Peter Weinberger

Technical Advisor, Resonance Global

 None
Elizabeth Yates

Faculty Specialist, START

 University of Maryland
Radical Beliefs and Behavior
Thumbnail Abbreviation Title Direct Link
MAROB Minorities at Risk Organizational Behavior (MAROB) Middle East, 1980-2004 Go
Muslim Public Opinion on U.S. Policy, Attacks on Civilians, and al Qaeda Go
Predictors of Activism and Radicalism: Past Activism, Past Radicalism and Grievance Against the Government Go
Profiles of Individual Radicalization in the United States (PIRUS)