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

Group Behavior


Group Behavior

Project Title Investigators Project Period
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 October, 2013 to September, 2018
Dynamics of Terrorism and Counterterrorism Campaigns Gary Ackerman, Joseph Young, R. Karl Rethemeyer, Victor Asal July, 2014 to December, 2017
Geospatial and Temporal Patterns of US Terrorism Brent Smith, Kelly Damphousse July, 2012 to December, 2017
Social Identity and Perceptions of Counterterrorism Demis Glasford July, 2012 to December, 2017
Tracking Attitudes within American Subculture Clark McCauley, Sophia Moskalenko July, 2012 to December, 2017
Modeling the Emergence of Leaders in Self-Organizing Social Networks Nina Fefferman July, 2016 to July, 2017
One God for All? Fundamentalism and Group Radicalization Johanna Birnir, Nil Satana July, 2013 to December, 2016
Organizational Determinants of Violence and Performance Gina Scott Ligon July, 2012 to December, 2016
Terrorist and Extremist Organizations (TEO) Database Jonathan Wilkenfeld, R. Karl Rethemeyer July, 2012 to December, 2016
Developing a Typology of Terrorism Involvement: A basis for sentencing, management, risk reduction, release & monitoring of terrorist offenders July, 2012 to December, 2015
Ideologies and Motivations of Terrorist Organizations Assaf Moghadam, Gary Ackerman July, 2012 to December, 2015
Recruitment and Radicalization among US Far-Right Terrorists Peter Simi July, 2012 to December, 2015
Countering the Inhumane: Modeling Probable Pathways for Human Trafficking Along the U.S.- Mexico Border Brandon Behlendorf September, 2013 to December, 2014
ISIL: Branding, Leadership Culture and Lethal Attraction Gina Scott Ligon November, 2014
An Assessment of Jamāʻat Ahl as-Sunnah lid-daʻwa wal-Jihād (Boko Haram): Strengths, Vulnerabilities and Policy Options Amy Pate July, 2014 to November, 2014
Terrorist Behavior and Societal Tolerance of Violence Risa Brooks July, 2012 to December, 2013
Validating Models of Adversary Behavior Jun Zhuang July, 2012 to December, 2013
Extremist Pathways to Power: The Rise of Extremist Ideologies to State Dogma Amy Pate, Gary Ackerman, John Sawyer May, 2013 to October, 2013
Building Resilience to Violent Extremism Among Somali-Americans in Minneapolis-St. Paul Stevan Weine August, 2010 to August, 2012
Turning to Terrorism: Ethnic, Religious, and Extremist Organizations Jonathan Wilkenfeld, Victor Asal June, 2008 to December, 2011
Understanding and Combating Mass Casualty Terrorism (MCT) Gary Ackerman, Victor Asal June, 2008 to December, 2011
Big, Allied, Dangerous, and Charitable? R. Karl Rethemeyer, Victor Asal June, 2009 to October, 2011
United States Extremist Crime Database (ECDB), 1990-2010 Joshua Freilich, Roberta Belli, Steven Chermak June, 2008 to October, 2011
Terrorism and Violence in Colombia Enrique Arias June, 2009 to May, 2011
Tracking Sympathy and Support of Muslims for Terrorism in Muslim Countries and in the United Kingdom Clark McCauley June, 2008 to May, 2011
Tracking Sympathy and Support of Muslims for Terrorism in the United States Clark McCauley June, 2008 to May, 2011
Measuring Political Radicalization: Diaspora Support for Terrorism among Ottawa's Lebanese Muslim Community Bidisha Biswas, Christian Leuprecht, Clark McCauley August, 2008 to May, 2010
Key Dimensions in Understanding Terrorist Bomb Attacks Margaret Wilson June, 2008 to May, 2010
Relationships among Terrorism-Using Groups, Supporters, Constituencies, Target Groups, and General Populations Clark McCauley January, 2009 to December, 2009
Cell Groups and Individual Radicalization in Indonesia, United Kingdom, and the United States Douglas M. McLeod June, 2008 to December, 2009
More Bang for the Buck?: Examining the Effect of Technological Change on Terrorist Use of Weapons of Mass Destruction Gary Ackerman, Jeffrey Bale July, 2005 to September, 2009
Social Network Analysis for Combating Terrorist Networks Alan Neustadtl, R. Karl Rethemeyer, Victor Asal June, 2006 to June, 2009
Hizb ut-Tahrir al-Islami: The Challenge of a Non-Violent Radical Islam Clark McCauley, Emmanuel Karagiannis June, 2005 to June, 2009
Distinctive Characteristics of Terrorist Groups Gary LaFree, Laura Dugan January, 2005 to June, 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 June, 2007 to May, 2009
The Use of Violence by Ethnopolitical Organizations Jonathan Wilkenfeld, Victor Asal June, 2005 to May, 2009
Terrorist Strategies and Tactics: When Do Terrorists Decide to Attack the US? Martha Crenshaw May, 2005 to May, 2009
Understanding Desistance from Terrorism Clark McCauley May, 2005 to May, 2009
Support for Terrorism as a Function of Individualistic and Collectivistic Goals Arie Kruglanski June, 2005 to January, 2009
Terrorist Groups and Weapons of Mass Destruction Gary Ackerman, Jonathan Wilkenfeld, R. Karl Rethemeyer, Victor Asal July, 2005 to May, 2008
Developing Community Resilience for Children and Families Betty Pfefferbaum, Fran Norris June, 2005 to May, 2008
Modeling and Simulation of Individual and Group Decision-making Anthony Lemieux, Jonathan Wilkenfeld June, 2005 to May, 2008
Militant Islamist Networks in the West Jeffrey Bale July, 2005 to April, 2008
Project Title Publication Date START Authors Publication Type
"I'm down for a Jihad": How 100 Years of Gang Research can Inform the Study of Terrorism, Radicalization and Extremism February 2015 Journal Article
A Tale of Two Caliphates: Al-Qaida and its Associated Movement vs. the Islamic State and its Associated Movement September 2015 Braniff, William Presentation
An Analysis of Violent Nonstate Actor Organizational Lethality and Network Co-Evoluation in the Middle East and North Africa February 2016 Young, Joseph; Rethemeyer, R. Karl; Asal, Victor Report
Anger or Ability: Arguing the Causes of Rebellion February 2013 Sin, Steve; Asal, Victor Journal Article
Application of a Profile Similarity Methodology for Identifying Terrorist Groups That Use or Pursue CBRN Weapons September 2017 Ackerman, Gary; Milward, H. Brinton; Rethemeyer, R. Karl; Breiger, Ronald; Asal, Victor Book Chapter
Applying an Organizational Framework to Examine Jihadi Organizations as an Industry October 2017 Ligon, Gina Scott Journal Article
Assessing the Terrorist Threat: Impact of the Group's Organizational Design? October 2015 Journal Article
Bibliography: Genocide (since 1980) Part 1 April 2015 Schmid, Alex Report
Big Allied and Dangerous (BAAD) September 2013 Rethemeyer, R. Karl; Asal, Victor Project Fact Sheet
Big, Allied And Dangerous (BAAD) Fact Sheet October 2015 Rethemeyer, R. Karl; Asal, Victor Project Fact Sheet
Boko Haram: An Assessment of Strengths, Vulnerabilities, and Policy Options January 2015 Pate, Amy Report
Building Resilience to Violent Extremism Among Somali-Americans in Minneapolis-St.Paul August 2012 Weine, Stevan Report
Building Resilience to Violent Extremism Among Somali-Americans in Minneapolis-St.Paul Handout May 2012 Weine, Stevan Research Brief
Building Terrorism from Social Ties: The Dark Side of Social Capital February 2015 Rethemeyer, R. Karl; Asal, Victor Journal Article
Building Terrorism from Social Ties: The Dark Side of Social Capital February 2015 Rethemeyer, R. Karl; Asal, Victor Journal Article
Circles Drawing Toward High Risk Activism: The Use of Usroh and Halaqa in Islamist Radical Movements May 2008 McLeod, Douglas Journal Article
Community and Family Approaches to Combating the Radicalization and Recruitment of Somali-American Youth and Young Adults: A Psychosocial Perspective November 2009 Horgan, John; Weine, Stevan Journal Article
Community-Level Indicators of Radicalization: A Data and Methods Task Force February 2010 Fishman, Shira Report
Configuring Legitmacy: A Framework fo Legitimation in Armed Conflict April 2014 Asal, Victor Book
De-constituting al-Qa’ida: CCO theory and the decline and dissolution of hidden organizations September 2017 Bean, Hamilton Journal Article
Demystifying Gray Zone Conflict: A Typology of Conflict Dyads and Instruments of Power in Colombia, 2002-present December 2016 Koven, Barnett Research Brief
Destruction Through Collaboration: How Terrorists Work Together Toward Malevolent Innovation January 2018 Ligon, Gina Scott Book Chapter
Discussion Point: Communities on the Front Lines Against Terrorism May 2015 Beutel, Alejandro Discussion Point
Discussion Point: Insider Threat in the Aviation Industry April 2015 Davenport, Cory; Tinsley, Herbert Discussion Point
Enemies with Benefits? Violent Rivalry and Terrorist Group Longevity January 2015 Phillips, Brian Journal Article
Examining the Effect of Repressive and Conciliatory Government Actions on Terrorism Activity in Israel May 2015 Parkin, William Journal Article
Explaining Terrorism: Causes, Processes and Consequences September 2013 Crenshaw, Martha Book
Exploring Behavioral Regions in Agents' Mental Maps August 2015 Journal Article
Fled or Expelled: Representation of Israeli-Arab Conflict November 2009 McCauley, Clark Book Chapter
Friction: How Radicalization Happens to Them and Us January 2011 McCauley, Clark; Moskalenko, Sophia Book
From WWI to ISIS, Using Shame and Masculinity in Recruitment Narratives June 2016 Beutel, Alejandro Discussion Point
Group Desistance from Terrorism: A Dynamic Perspective November 2009 McCauley, Clark Journal Article
Hezbollah's Social Jihad: Nonprofits as Resistance Organizations June 2009 Flanigan, Shawn Journal Article
Individual and group mechanisms of radicalization January 2010 McCauley, Clark; Moskalenko, Sophia White Paper
Introducing Terrorist Archetypes: Using Terrorist Objectives and Behavior to Predict New, Complex, and Changing Threats December 2016 Zhuang, Jun Journal Article
Introducing the Special Issue on New Directions in Terrorism Research May 2015 Freilich, Joshua Journal Article
ISIL: Branding, Leadership Culture and Lethal Attraction November 2014 Ligon, Gina Scott; Simi, Peter Report
Killing the Messenger: Regime Type as a Determinant of Journalist Killing, 1992-2008 March 2016 Asal, Victor Journal Article
Know Thy Enemy: Education About Terrorism Improves Social Attitudes Toward Terrorists March 2017 Krause, Peter Journal Article
Leadership protection in drug-trafficking networks February 2015 Journal Article
Leaving Terrorism Behind: Individual and Collective Disengagement February 2009 Horgan, John Conference Paper
Making Ends Meet: Combining Organizational Data in Contentious Politics October 2014 Asal, Victor Journal Article
Mechanisms of Political Radicalization: Pathways Toward Terrorism July 2008 McCauley, Clark; Moskalenko, Sophia Journal Article
Modalities of National Sovereignty: Territorial Nationalism versus Islamic Fundamentalism in Muslim-Majority Countries April 2014 Moaddel, Mansoor Report
New Framework That Uses Patterns and Relations to Understand Terrorist Behaviors February 2017 Zhuang, Jun Journal Article
Political Islam and Social Movement Theory: The Case of Hizb ut-Tahrir in Kyrgyzstan February 2005 Karagiannis, Emmanuel Journal Article
Political Islam in Southern Kazakhstan: Hizb ut-Tahrir January 2006 Karagiannis, Emmanuel Journal Article
Political Islam in Uzbekistan: Hizb ut-Tahrir al-Islami February 2006 Karagiannis, Emmanuel Journal Article
Political Mobilization and Institutions April 2015 Chenoweth, Erica Book Chapter
Political, Religious, and Psychological Characteristics of Muslim Protest Marchers in Eight European Cities: Jerusalem Day 2002 December 2005 McCauley, Clark Journal Article
Profiles of Perpetrators of Terrorism in the United States: Research Highlight July 2014 Miller, Erin; Smarick, Kathleen Research Brief
Putting the “ O ” in VEOs: What makes an organization? July 2013 Ligon, Gina Scott; Simi, Peter Journal Article
Reactions to the War on Terrorism: Origin-Group Differences in the 2007 Pew Poll of U.S. Muslims January 2011 McCauley, Clark Journal Article
Regime Type and Terrorist Attacks May 2015 Chenoweth, Erica Book Chapter
Religious Fundamentalism in the Middle East: A Cross-National, Inter-Faith, and Inter-Ethnic Analysis November 2012 Moaddel, Mansoor Book
Report: Demystifying Gray Zone Conflict: A Typology of Conflict Dyads and Instruments of Power in Libya, 2014-Present November 2016 Koven, Barnett S.; Johns, Mila
Responding to Terrorism? Human Rights Organization Shaming and Terrorist Attacks September 2015 Deloughery, Kathleen; Asal, Victor Journal Article
Review of Janja Lalich, Bounded Choice: True Believers and Charismatic Cults March 2005 Bale, Jeffrey Book Review
Revolution for Breakfast: Intersections of Activism, Service, and Violence in the Black Panther Party’s Community Service Programs December 2013 Flanigan, Shawn Book Chapter
Service-Seeking Behavior, Perceptions of Armed Actors, and Preferences Regarding Governance: Evidence from the Palestinian Territories May 2015 Flanigan, Shawn
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
START Symposium 2015: Extremist Organizations Panel October 2015 Presentation
State Terrorism Research and Critical Terrorism Studies: An Assessment January 2014 Crenshaw, Martha Book Chapter
Statistical Analysis of Event Data Concerning Boko Haram in Nigeria (2009-2013) January 2015 Stevenson, John Report
Structural Differences of Violent Extremist Offenders in Correctional Settings June 2015 Leuprecht, Christian 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
Suicide Bombers in Iraq, 2003-2010:Disaggregating Targets Can Reveal Insurgent Motives and Priorities January 2014 Book Chapter
Survival of the Fittest: Why Terrorist Groups Endure May 2014 Young, Joseph; Dugan, Laura Journal Article
Teaching International Crises with Online Simulations: A Case Study of an India-Pakistan Crisis March 2012 Biswas, Bidisha Conference Paper
Temporal Sequencing, Incident Sophistication, and Terrorist Outcomes August 2016 Smith, Brent; Gruenewald, Jeff Research Brief
Terrorism and Political Islam: A Desk-Side Reference for Political, Missionary, and Militant Organizations January 2009 Braniff, William Book
Terrorist Group Cooperation and Longevity June 2014 Phillips, Brian
The Closing of Open Minds: Need for Closure Moderates the Impact of Uncertainty Salience on Outgroup Discrimination September 2015 Kruglanski, Arie Journal Article
The Critical Role of Friends in Networks for Countering Violent Extremism: Toward a Theory of Vicarious Help-Seeking October 2015 Horgan, John Journal Article
The Darkest Sides of Politics, I: Postwar Fascism, Covert Operations, and Terrorism January 2018 Bale, Jeffrey Book
The Impact of Disasters and Political Violence on Mental Health in Latin America October 2009 Norris, Fran Report
The Impact of the Boston Marathon Bombings on Willingness to Cooperate With the Police April 2016 Adamczyk, Amy; LaFree, Gary Journal Article
The Impact of the Orlando Mass Shooting on Fear of Victimization and Gun-Purchasing Intentions: Not What One Might Expect August 2017 Kruglanski, Arie 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
The New Face of Political Islam in Central Asia: The Rise of Islamo-democrats May 2016 Karagiannis, Emmanuel Journal Article
The Organization and Leadership of Violence August 2013 Ligon, Gina Scott Research Brief
The Rise and the Fall of the Extreme Right in Europe: Towards an Explanation? November 2007 Caiani, Manuela Journal Article
The Structure of Success: How the Internal Distribution of Power Drives Armed Group Behavior and National Movement Effectiveness January 2014 Krause, Peter Journal Article
The Terrorists' Planning Cycle: Patterns of Pre-incident Behaviors January 2017 Smith, Brent; Damphousse, Kelly; Roberts, Paxton Book Chapter
The Trust Paradox in Nuclear Smuggling December 2015 Murauskaite, Egle Journal Article
To Bribe or to Bomb: Do Corruption and Terrorism Go Together? October 2009 Chenoweth, Erica Book Chapter
Towards a Guide for Constructing and Disseminating Counter-Narratives to Reduce Support for Terrorism November 2015 Horgan, John Journal Article
Twenty-First Century Jihad: Law, Society and Military Action April 2015 Book
Ukrainian Volunteer Fighters in the Eastern Front: Ideas, Political-Social Norms and Emotions as Mobilization Mechanisms February 2016 Karagiannis, Emmanuel Journal Article
Understanding Criminal Networks, Political Order, and Politics in Latin America and the Caribbean November 2009 Arias, Enrique Book Chapter
Understanding Lone-actor Terrorism: A Comparative Analysis with Violent Hate Crimes and Group-based Terrorism September 2013 Deloughery, Kathleen; King, Ryan; Asal, Victor Report
Violent and Non-Violent Extremism: Two Sides of the Same Coin? May 2014 Schmid, Alex Journal Article
Violent Democracies in Latin America November 2009 Arias, Enrique Book
We are Good Citizens: Post-9/11 Diaspora Mobilization in the United States and Canada March 2007 Biswas, Bidisha Conference Paper
What is a terrorist group? Conceptual issues and empirical implications February 2014 Phillips, Brian Journal Article
What's special about U.S. Muslims? The war on terrorism as seen by Muslims in the United States, Morocco, Egypt, Pakistan, and Indonesia January 2008 McCauley, Clark Journal Article
Why Do Some Organizations Kill While Others Do Not: An Examination of Middle Eastern Operations October 2014 Pate, Amy; Asal, Victor Journal Article
Title
Conciliatory counterterrorism strategies could limit terrorist groups’ lethality
ISIL in Libya: A Bayesian Approach to Mapping At-Risk Regions
New study abroad program in Singapore to focus on CVE and deradicalization
Background Report: Boko Haram Recent Attacks
Researcher Spotlight: Risa Brooks
Preliminary findings on Profiles of Individual Radicalization in the US
Finding answers in social psychology
Foreign Policy names Erica Chenoweth a top global thinker
Researcher analyzes how community ties impact terrorist groups’ targeting of civilians
START Newsletter: US beliefs before, after Boston bombings; Terrorist targeting of civilians; Graduate Certificate in Terrorism Analysis
START study examines U.S. attitudes, beliefs before and after the Boston Marathon bombings
START seeking 2014 Outstanding Article Award nominations
Violent hate crimes offer insights into lone-actor terrorism
New Book: European and American Extreme Right Groups and the Internet
Understanding conflict management in India
New data reveals al-Qaida-linked groups among most active terrorist groups in the world
Database Spotlight: Minorities at Risk Organizational Behavior (MAROB)
New report assesses factors related to violent extremism among Somali-Americans in Minneapolis-St. Paul
START launches new tool for counterterrorism community
Masculine honor ideology shapes responses to terrorism
START researcher invited to discuss terrorists' motivations
START seminar lecturer receives top honors
START Researchers Participate in Session on Psychology of Terrorism
Audio Available from "Why Radicalize?" seminar with Jessica Stern
START Responds to White House Report on Preventing Violent Extremism
New START Project to Focus on Extremist Violence in U.S. Counties
Summer Course Offerings
Summer 2011 Research Opportunities: CoMET
**START Releases 2010 Update to the Global Terrorism Database**
REPORT RELEASE: ICSR/START Report on Prison Radicalisation to be Launched at New York Summit
Today: START Seminar: Why Radicalize? Follow live on Twitter
New Dataset on Ethnically Based Organizations Released
START Announces 2009-10 Terrorism Research Awards
Background Information on Terrorism in India
New START Research Brief: Pathways Towards Radicalization
Terrorist Organization Profile Information now Available through START
START Center Earns Background Report-Year Renewal from DHS
Global Terrorism Database Data Files Now Available through Terrorism and Preparedness Data Resource Center
Applications Now Being Accepted from UMaryland Undergraduates for Terrorism Studies Minor Program
Application information for START 2006-07 Fellowships now available
START Announces Fellowships for 2005-06
START Hosts DHS Faculty/Student Research Teams
Secretary Ridge announces creation of terrorism center
Image Title Job Title Institution
Amy Pate Amy Pate

Research Director, START

University of Maryland
Anthony Lemieux Anthony Lemieux

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

Georgia State University
Photo of Barnett Koven Barnett S. Koven

Senior Researcher, START

Affiliated Scholar, The Jack D. Gordon Institute for Public Policy at Florida International University

University of Maryland
Brandon Behlendorf Brandon Behlendorf

Assistant Director for Research Development/Senior Researcher, START

University of Maryland
Brandon Sullivan Brandon Sullivan

Assistant Professor

Michigan State University
Brian Phillips Brian Phillips

Assistant Professor

Center for Research and Teaching in Economics (CIDE), Mexico City
Clark McCauley Clark McCauley

Professor of Psychology

Bryn Mawr College
Cory Davenport Cory Davenport

Senior Researcher, START

University of Maryland
David Hofmann David Hofmann

Assistant Professor of Sociology/Criminology

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

SUNY Polytechnic Institute
Deborah Cai

Professor and Senior Associate Dean, Klein College of Media and Communication

Temple University
Devin Ellis

Policy & Research Program Director, ICONS Project

University of Maryland
Erica Chenoweth Erica Chenoweth

Associate Professor of International Studies

University of Denver
Erin Miller Erin Miller

GTD Program Manager, START

University of Maryland
Gary Ackerman Gary Ackerman

Director, Unconventional Weapons and Technology Division, START

University of Maryland
Hamid Mohtadi

Professor of Economics

University of Wisconsin - Milwaukee
Jeremy Backstrom

Faculty Research Assistant, Global Terrorism Database

University of Maryland
John Sawyer John Sawyer

Commercialization Director, START

University of Maryland
Joseph Young Joseph Young

Associate Professor of Public Affairs

American University
Kieran Quinlan

Senior Faculty Specialist, START

University of Maryland
Kurt Braddock

Post-doctoral teaching fellow

Pennsylvania State University
Lyubov Mincheva

Executive Director, Graduate Program in International Relations and Security Studies

University of Sofia, Bulgaria
Marcus A. Boyd

Senior Researcher, GIS, START

University of Maryland
Nil Satana

Visiting Associate Professor

University of Maryland
Omi Hodwitz

Assistant Professor

University of Idaho
Peter Krause

Assistant Professor of Political Science, Boston College

Research Affiliate, MIT Security Studies Program

Boston College, Massachusetts Institute of Technology
Peter Simi

Associate Professor, Chapman University

Director, Earl Babbie Research Center

Chapman University
Rashmi Singh Rashmi Singh

Associate Professor

The Pontifical Catholic University of Minas Gerais
Risa Brooks

Associate Professor of Political Science

Marquette University
Ronald Breiger Ronald Breiger

Professor of Sociology

University of Arizona
Shawn Flanigan Shawn Flanigan

Professor of Public Affairs

San Diego State University
Imange of William Braniff William Braniff

Executive Director, START

Professor of the Practice, University of Maryland

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

University of Maryland

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