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

Terrorism and Violent Extremism

Violent Groups and Movements
Project Title Sort ascending Investigators Project Period
Where the Extremes May Touch: The Potential for Collaboration Between Islamist, Right- and Left-Wing Extremists Gary Ackerman, Jeffrey Bale -
Weapons Availability and Civil War Onset Barnett S. Koven -
Validating Models of Adversary Behavior Jun Zhuang -
Updates to the Leadership of the Extreme and Dangerous for Innovative Results (LEADIR) Dataset Gina Scott Ligon -
Updates to the Big, Allied, and Dangerous (BAAD) Dataset Victor Asal -
United States Extremist Crime Database (ECDB), 1990-2010 Joshua Freilich, Roberta Belli, Steven Chermak -
Unifying Approaches to Adversarial Modeling H. Brinton Milward, Ronald Breiger -
Understanding Desistance from Terrorism Clark McCauley -
Understanding and Combating Mass Casualty Terrorism (MCT) Gary Ackerman, Victor Asal -
Two to Tango: Government and Terrorist Group Actions in Colombia Barnett S. Koven -
Turning to Terrorism: Ethnic, Religious, and Extremist Organizations Jonathan Wilkenfeld, Victor Asal -
Tracking Cartels: Exploiting Open Sources to Identify Trends Marcus A. Boyd, Samuel D. Henkin -
The Use of Violence by Ethnopolitical Organizations Jonathan Wilkenfeld, Victor Asal -
The Threat of Pakistani Criminal Organizations: Assessing the Potential for Involvement in Radiological/Nuclear Smuggling, Collaboration with Terrorist Groups and the Potential to Destabilize the Pakistani State Amy Pate, Gary Ackerman -
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 -
The Social Determinants of Terrorist Organizations' Resilience in Latin America Johanna Birnir -
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 -
The Ecology of Terrorist Organizations Jonathan Wilkenfeld, Victor Asal, Gary LaFree -
Terrorist Strategies and Tactics: When Do Terrorists Decide to Attack the US? Martha Crenshaw -
Terrorist Groups and Weapons of Mass Destruction Gary Ackerman, Jonathan Wilkenfeld, R. Karl Rethemeyer, Victor Asal -
Terrorist Behavior and Societal Tolerance of Violence Risa Brooks -
Terrorist Attacks on the Homeland Gary LaFree, Laura Dugan, Erin Miller -
Terrorist and Extremist Organizations (TEO) Database Jonathan Wilkenfeld, R. Karl Rethemeyer -
Terrorism and Violence in Colombia Enrique Arias -
Terrorism and Targeted Violence in the United States Erin Miller, Michael Jensen -
START-Oxford University Press Book Series Laura Dugan, Anthony Lemieux, Gary Ackerman, Gary LaFree -
Social Network Analysis for Combating Terrorist Networks Alan Neustadtl, R. Karl Rethemeyer, Victor Asal -
Shadows of Violence: Empirical Assessments of Threats, Coercion and Gray Zones Amy Pate, Barnett S. Koven -
Radicalizing the Poor: Understanding the Influence of Service Provision on Popular Support for and Participation in Violent Political Groups Shawn Flanigan -
Radicalization Clusters? Geographic Concentrations of Violent Extremism and Terrorism in the United States Kathleen Smarick -
Program to Prepare Communities for Complex Coordinated Terrorist Attacks Erin Miller -
Patterns of U.S. Extremist Crime Jeff Gruenewald, Joshua Freilich, Steven Chermak, William Parkin -
Patterns of Radicalization in Political Activism Donatella della Porta, Manuela Caiani -
Organized and/or Transnational Crime/Drug Cartel Nexus with Illicit Radiological/Nuclear Trade, Smuggling and/or Terrorism in Europe and North, Sahelian and West Africa Amy Pate, John Sawyer, Marcus A. Boyd, Steve Sin -
Organizational Determinants of Violence and Performance Gina Scott Ligon -
Open-Source Geospatial Analysis of Criminal Activity Marcus A. Boyd -
More Bang for the Buck?: Examining the Effect of Technological Change on Terrorist Use of Weapons of Mass Destruction Gary Ackerman, Jeffrey Bale -
Modeling Terrorism Onset and Intensity Dynamics Using the GTD Claudio Cioffi-Revilla, Nina Fefferman -
Modeling Risk of Future Terrorist Attacks Gary LaFree, Laura Dugan -
Minorities at Risk Related Projects -
Militant Islamist Networks in the West Jeffrey Bale -
Massive Online Open Course: Understanding Terrorism and the Terrorist Threat Gary LaFree, William Braniff, Katherine Worboys Izsak -
Martyrs without Borders: Iraq's Foreign Fighters and the Third Generation of Global Jihad Mohammed Hafez -
Key Dimensions in Understanding Terrorist Bomb Attacks Margaret Wilson -
Islamic Radicalization in Europe and North America: Parallels and Divergence Gary Ackerman, John Sawyer, Peter Neumann -
ISIL: Branding, Leadership Culture and Lethal Attraction Gina Scott Ligon
Ideologies and Motivations of Terrorist Organizations Assaf Moghadam, Gary Ackerman -
Homegrown Radicalization and the Role of Social Networks and Social Inclusiveness in the United States Paul Harwood -
Hizb ut-Tahrir al-Islami: The Challenge of a Non-Violent Radical Islam Clark McCauley, Emmanuel Karagiannis -
Guerilla Insurgency: The Springboard to Terrorism? Mark Lichbach -
Global Terrorism Database (GTD) Acceleration Erin Miller -
Global Terrorism Database (GTD) Erin Miller, Gary LaFree, Laura Dugan -
Geospatial and Temporal Patterns of US Terrorism Brent Smith, Kelly Damphousse -
Empirical Assessment of Domestic Radicalization (EADR) Michael Jensen, Gary LaFree -
Empirical Analysis of IED Attacks Gary LaFree, Richard Legault -
Dynamics of Terrorism and Counterterrorism Campaigns Gary Ackerman, Joseph Young, R. Karl Rethemeyer, Victor Asal -
Divergent Dimensions of Radicalization Risk: Migration and Violent Extremism in Sabah Barnett S. Koven, Samuel D. Henkin -
Distinctive Characteristics of Terrorist Groups Gary LaFree, Laura Dugan -
Dissuading Adversaries and their Radiological/Nuclear Pathways: Integrating Deterrence Theory and Analytics in the Global Nuclear Detection Architecture (GNDA) Amy Pate, Brandon Behlendorf, Gary Ackerman, John Sawyer, Steve Sin, Hamid Mohtadi, Marcus A. Boyd -
Developing Academic Partnerships and Collaborative Research on Countering Violent Extremism in Malaysia and Southeast Asia Amy Pate, Barnett S. Koven, William Braniff -
Developing a Typology of Terrorism Involvement: A Basis for Sentencing, Management, Risk Reduction, Release & Monitoring of Terrorist Offenders -
Defense Advanced Research Projects Agency SIGMA+ Thomas Guarrieri, Marcus A. Boyd, Steve Sin -
Dealing with the Devil: When Bargaining with Terrorists Works Erica Chenoweth, Laura Dugan -
Country Reports on Terrorism - Statistical Annex Gary LaFree, Erin Miller -
Counterterrorism Net Assessment Data Structure (CT NEADS) Barnett S. Koven -
Countering the Inhumane: Modeling Probable Pathways for Human Trafficking Along the U.S.- Mexico Border Brandon Behlendorf -
Computational Modeling of Grievances and Political Instability Through Global Media Gary LaFree -
Comparing Failed, Foiled, Completed and Successful Terrorist Attacks Erik Dahl, Margaret Wilson, Martha Crenshaw -
Community-oriented Policing and Community Engagement in Benin Barnett S. Koven -
Climate Change and Terrorism: A Call to Action
Building Resilience to Violent Extremism Among Somali-Americans in Minneapolis-St. Paul Stevan Weine -
Big, Allied, Dangerous, and Charitable? R. Karl Rethemeyer, Victor Asal -
Bargaining on and off the Battlefield: The Bargaining Model of War and Negotiations with the Afghan Taliban Barnett S. Koven -
Assessing Success and Failure in Terrorism and Counterterrorism: Development of Metrics on the Global War on Terror and the Global Jihad Rashmi Singh -
Anatomizing Radiological and Nuclear Non-State Adversaries Gary Ackerman, Jeffrey Bale, R. Karl Rethemeyer -
An Assessment of Jamāʻat Ahl as-Sunnah lid-daʻwa wal-Jihād (Boko Haram): Strengths, Vulnerabilities and Policy Options Amy Pate -
Al-Qa'ida Transcript Coding Project Deborah Cai -
A Climate of Terror: Approaches to the Study of Climate Change and Terrorism Marcus A. Boyd, Samuel D. Henkin -
Crime and Terrorism
Project Title Sort ascending Investigators Project Period
Weapons Availability and Civil War Onset Barnett S. Koven -
United States Extremist Crime Database (ECDB), 1990-2010 Joshua Freilich, Roberta Belli, Steven Chermak -
U.S. Crime-Terror Nexus: Terrorist Networks & Trade Diversion Joshua Freilich, Steven Chermak, Roberta Belli -
The Threat of Pakistani Criminal Organizations: Assessing the Potential for Involvement in Radiological/Nuclear Smuggling, Collaboration with Terrorist Groups and the Potential to Destabilize the Pakistani State Amy Pate, Gary Ackerman -
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 -
Terrorism and Targeted Violence in the United States Erin Miller, Michael Jensen -
Social Media Influencers: Re-domaining Fashion Industry Forecasting to Anticipate Online Extremist Radicalization Barnett S. Koven, Ramon F. Brena -
Risk and Rehabilitation: Supporting the Work of Probation Officers in the Community Reentry of Extremist Offenders Gary LaFree, Michael Jensen -
Radicalization of U.S. Prisoners Bert Useem, Obie Clayton -
Radicalization in the Ranks Michael Jensen, Sheehan Kane -
Program to Prepare Communities for Complex Coordinated Terrorist Attacks Erin Miller -
Police Responses to Terrorism: Lessons from the Israeli Experience David Weisburd -
Patterns of U.S. Extremist Crime Jeff Gruenewald, Joshua Freilich, Steven Chermak, William Parkin -
Organized and/or Transnational Crime/Drug Cartel Nexus with Illicit Radiological/Nuclear Trade, Smuggling and/or Terrorism in Europe and North, Sahelian and West Africa Amy Pate, John Sawyer, Marcus A. Boyd, Steve Sin -
Open-Source Geospatial Analysis of Criminal Activity Marcus A. Boyd -
International and Regional Architecture Reports Brandon Behlendorf, Emily Iarocci, Gary Ackerman, Steve Sin -
Global Terrorism Database (GTD) Acceleration Erin Miller -
Global Terrorism Database (GTD) Erin Miller, Gary LaFree, Laura Dugan -
Geospatial Analysis of Terror Finance Marcus A. Boyd -
Extremist Crime Database Related Projects Joshua Freilich, Steven Chermak
Expand the Transnational Illicit Trafficking (TransIT) Database Marcus A. Boyd -
Divergent Dimensions of Radicalization Risk: Migration and Violent Extremism in Sabah Barnett S. Koven, Samuel D. Henkin -
Distinctive Characteristics of Terrorist Groups Gary LaFree, Laura Dugan -
Developing Integrated Radiological and Nuclear Detection Architecture for the Interior and International Mission Space Steve Sin, Marcus A. Boyd -
Developing Academic Partnerships and Collaborative Research on Countering Violent Extremism in Malaysia and Southeast Asia Amy Pate, Barnett S. Koven, William Braniff -
Defense Advanced Research Projects Agency SIGMA+ Thomas Guarrieri, Marcus A. Boyd, Steve Sin -
Creation of a Database of U.S. Extremist Crime, 1990-2005 Joshua Freilich, Steven Chermak -
Country Reports on Terrorism - Statistical Annex Gary LaFree, Erin Miller -
Counterterrorism Net Assessment Data Structure (CT NEADS) Barnett S. Koven -
Community-oriented Policing and Community Engagement in Benin Barnett S. Koven -
Building a Unified Infrastructure for Data Integration on Political Violence and Conflict Brandon Behlendorf, Gary LaFree -
Bargaining on and off the Battlefield: The Bargaining Model of War and Negotiations with the Afghan Taliban Barnett S. Koven -
Anti-Terrorism Assistance Programs William Braniff -
A Pathway Approach to the Study of Bias Crime Offenders Michael Jensen, Gary LaFree -
A Comparative Study of Violent Extremism and Gangs Gary LaFree, Scott H. Decker, David C. Pyrooz -
Individual Behavior
Project Title Sort ascending Investigators Project Period
Validating Models of Adversary Behavior Jun Zhuang -
Using Experimental Research to Study the Dynamics of Radicalization, Terrorism, and Counterterrorism Anthony Lemieux -
Updates to the Big, Allied, and Dangerous (BAAD) Dataset Victor Asal -
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 -
Terrorism and Targeted Violence in the United States Erin Miller, Michael Jensen -
Support for Terrorism as a Function of Individualistic and Collectivistic Goals Arie Kruglanski -
Social Network Analysis for Combating Terrorist Networks Alan Neustadtl, R. Karl Rethemeyer, Victor Asal -
Social Media Influencers: Re-domaining Fashion Industry Forecasting to Anticipate Online Extremist Radicalization Barnett S. Koven, Ramon F. Brena -
Recruitment and Radicalization among US Far-Right Terrorists Peter Simi -
Radicalization of Momin Khawaja Clark McCauley, Sophia Moskalenko -
Radicalization in the Ranks Michael Jensen, Sheehan Kane -
Opportunities for Public-Private Partnership in Countering Online Extremism and Recruitment Brandon Behlendorf -
Modeling the Emergence of Leaders in Self-Organizing Social Networks Nina Fefferman -
Measuring Intervention Success in Terrorist Activities Brent Smith -
Massive Online Open Course: Understanding Terrorism and the Terrorist Threat Gary LaFree, William Braniff, Katherine Worboys Izsak -
Martyrs without Borders: Iraq's Foreign Fighters and the Third Generation of Global Jihad Mohammed Hafez -
Islamic Radicalization in Europe and North America: Parallels and Divergence Gary Ackerman, John Sawyer, Peter Neumann -
Insider Threat for Inbound International Air Cargo Gary Ackerman -
Global Terrorism Database (GTD) Acceleration Erin Miller -
Global Terrorism Database (GTD) Erin Miller, Gary LaFree, Laura Dugan -
Framing Global Salafi-Jihadist Messages in the West Peter Neumann -
European Converts to Islam: An Evolving Threat? Emmanuel Karagiannis -
Empirical Assessment of Domestic Radicalization (EADR) Michael Jensen, Gary LaFree -
Empirical Assessment of Domestic Disengagement and Deradicalization (EAD3) Michael Jensen, Peter Simi, Gina Scott Ligon -
Effects of Uncertainty on Support for Religious Extremism Arie Kruglanski -
Divergent Dimensions of Radicalization Risk: Migration and Violent Extremism in Sabah Barnett S. Koven, Samuel D. Henkin -
Developing Impact and Effectiveness Assessment Tool for Influence Operations Steve Sin -
Developing Academic Partnerships and Collaborative Research on Countering Violent Extremism in Malaysia and Southeast Asia Amy Pate, Barnett S. Koven, William Braniff -
Developing a Typology of Terrorism Involvement: A Basis for Sentencing, Management, Risk Reduction, Release & Monitoring of Terrorist Offenders -
Defense Advanced Research Projects Agency SIGMA+ Thomas Guarrieri, Marcus A. Boyd, Steve Sin -
Decision Making and Simulation Anthony Lemieux, Jonathan Wilkenfeld, Victor Asal -
Country Reports on Terrorism - Statistical Annex Gary LaFree, Erin Miller -
Counter Radicalization of Scientists in CBRN-relevant Technical Fields Arie Kruglanski, Gary Ackerman, Michele Gelfand -
Computational Modeling of Grievances and Political Instability Through Global Media Gary LaFree -
Community-level Indicators of Radicalization: A Data and Measurement Workshop Gary LaFree, Kathleen Smarick, Shira Fishman -
Cell Groups and Individual Radicalization in Indonesia, United Kingdom, and the United States Douglas M. McLeod -
Campus Dialogues Jonathan Wilkenfeld -
Building Resilience to Violent Extremism Among Somali-Americans in Minneapolis-St. Paul Stevan Weine -
Bridging Religious Communities and Technology Providers to Counter Narratives of Violent Extremism Alejandro Beutel, Peter Weinberger -
Border Crossings and Terrorist Attacks in the United States: Lessons for Protecting Against Dangerous Entrants Brent Smith, Erin Miller, Gary LaFree, Kathleen Smarick -
Behavioral Assessments Based on Automated Text Analyses James Pennebaker -
A Pathway Approach to the Study of Bias Crime Offenders Michael Jensen, Gary LaFree -
A Multi-Level Approach to the Study of Violent Extremism Gary LaFree, Michael Jensen -
A Comparative Study of Violent Extremism and Gangs Gary LaFree, Scott H. Decker, David C. Pyrooz -
Terrorism and Society
Project Title Sort ascending Investigators Project Period
Updates to the Leadership of the Extreme and Dangerous for Innovative Results (LEADIR) Dataset Gina Scott Ligon -
Understanding and Combating Mass Casualty Terrorism (MCT) Gary Ackerman, Victor Asal -
U.S. Attitudes toward Terrorism and Counterterrorism Gary LaFree -
Two to Tango: Government and Terrorist Group Actions in Colombia Barnett S. Koven -
Tracking Sympathy and Support of Muslims for Terrorism in the United States Clark McCauley -
Tracking Sympathy and Support of Muslims for Terrorism in Muslim Countries and in the United Kingdom Clark McCauley -
Tracking Attitudes within American Subculture Clark McCauley, Sophia Moskalenko -
The Social Determinants of Terrorist Organizations' Resilience in Latin America Johanna Birnir -
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 -
Terrorist Strategies and Tactics: When Do Terrorists Decide to Attack the US? Martha Crenshaw -
Terrorist Behavior and Societal Tolerance of Violence Risa Brooks -
Terrorism and Violence in Colombia Enrique Arias -
Terrorism and Targeted Violence in the United States Erin Miller, Michael Jensen -
State Response and Terrorist Activity Clark McCauley -
START-Oxford University Press Book Series Laura Dugan, Anthony Lemieux, Gary Ackerman, Gary LaFree -
Social, Behavioral, Cultural, and Economic (SBCE) Impacts on Terrorist Activity Gary LaFree, Laura Dugan, Erin Miller -
Social Identity and Perceptions of Counterterrorism Demis Glasford -
Shifting Terrorism Trends Across Time and Space Susan Cutter
Relationships among Terrorism-Using Groups, Supporters, Constituencies, Target Groups, and General Populations Clark McCauley -
Radicalizing the Poor: Understanding the Influence of Service Provision on Popular Support for and Participation in Violent Political Groups Shawn Flanigan -
Radicalization in the Ranks Michael Jensen, Sheehan Kane -
Radicalization Clusters? Geographic Concentrations of Violent Extremism and Terrorism in the United States Kathleen Smarick -
Quantitative Index of the Public Health Impacts of Terrorism Fran Norris -
Predisposing Root Causes of Terrorism Gary LaFree -
Population Vulnerability Analysis, Spatial Social Science, and GIS Susan Cutter -
Patterns of Radicalization in Political Activism Donatella della Porta, Manuela Caiani -
Opportunities for Public-Private Partnership in Countering Online Extremism and Recruitment Brandon Behlendorf -
One God for All? Fundamentalism and Group Radicalization Johanna Birnir, Nil Satana -
National Household Survey Dennis Mileti, Linda Bourque -
Modeling Risk of Future Terrorist Attacks Gary LaFree, Laura Dugan -
Modeling and Simulation of Public Response to Threat and Attacks Dennis Mileti -
Mobilization For and Against Terrorism in the Muslim World Clark McCauley, Mansoor Moaddel, Mohammed Hafez -
Measuring Political Radicalization: Diaspora Support for Terrorism among Ottawa's Lebanese Muslim Community Bidisha Biswas, Christian Leuprecht, Clark McCauley -
Massive Online Open Course: Understanding Terrorism and the Terrorist Threat Gary LaFree, William Braniff, Katherine Worboys Izsak -
Mapping and Evaluating Online Salafi-Jihadism Arie Kruglanski, Jarret Brachman, Michele Gelfand -
ISIL: Branding, Leadership Culture and Lethal Attraction Gina Scott Ligon
International Survey Capability Steven Kull -
Insider Threat Program Katy Lindquist, Devin Ellis, Steve Sin, Michael Jensen -
Homegrown Radicalization and the Role of Social Networks and Social Inclusiveness in the United States Paul Harwood -
Global Terrorism Database (GTD) Acceleration Erin Miller -
Global Terrorism Database (GTD) Erin Miller, Gary LaFree, Laura Dugan -
Geospatial Analysis of Terror Finance Marcus A. Boyd -
Framing Global Salafi-Jihadist Messages in the West Peter Neumann -
Family and Community Capacities among US Minorities: a Key to Preventing Violent Extremism Stevan Weine -
Extremist Crime Database Related Projects Joshua Freilich, Steven Chermak
Dynamics of Terrorism and Counterterrorism Campaigns Gary Ackerman, Joseph Young, R. Karl Rethemeyer, Victor Asal -
Dynamics of Terror and Counterterrorism Gary LaFree, Laura Dugan -
Drivers of Conflict and Convergence in China-U.S. Relations in a Global Context Amy Pate, John Stevenson -
Divergent Dimensions of Radicalization Risk: Migration and Violent Extremism in Sabah Barnett S. Koven, Samuel D. Henkin -
Developing Academic Partnerships and Collaborative Research on Countering Violent Extremism in Malaysia and Southeast Asia Amy Pate, Barnett S. Koven, William Braniff -
Country Reports on Terrorism - Statistical Annex Gary LaFree, Erin Miller -
Counterterrorism Net Assessment Data Structure (CT NEADS) Barnett S. Koven -
Community-oriented Policing and Community Engagement in Benin Barnett S. Koven -
Community-level Indicators of Radicalization: A Data and Measurement Workshop Gary LaFree, Kathleen Smarick, Shira Fishman -
Community Field Studies and Analyses of Preparedness Networks Kathleen Tierney -
Communicating Risk of Mass Casualty Terrorism in Diverse Communities Elaine Vaughan -
Climate Change and Terrorism: A Call to Action
Building Resilience to Violent Extremism Among Somali-Americans in Minneapolis-St. Paul Stevan Weine -
Bridging Religious Communities and Technology Providers to Counter Narratives of Violent Extremism Alejandro Beutel, Peter Weinberger -
Border Crossings and Terrorist Attacks in the United States: Lessons for Protecting Against Dangerous Entrants Brent Smith, Erin Miller, Gary LaFree, Kathleen Smarick -
Belief Formation and Political Engagement: A Panel Study of the Dynamics of Change in Egypt, Tunisia, and Turkey Mansoor Moaddel -
Behavioral Assessments Based on Automated Text Analyses James Pennebaker -
Bargaining on and off the Battlefield: The Bargaining Model of War and Negotiations with the Afghan Taliban Barnett S. Koven -
Al-Qa'ida Transcript Coding Project Deborah Cai -
A Multi-Level Approach to the Study of Violent Extremism Gary LaFree, Michael Jensen -
A Climate of Terror: Approaches to the Study of Climate Change and Terrorism Marcus A. Boyd, Samuel D. Henkin -
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