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

Terrorism and Violent Extremism

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