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