Help secure the future of START! Read the letter from the Director >>

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

Terrorism Databases and Resources

Title Investigators Project Period
A Comparative Study of Violent Extremism and Gangs Gary LaFree, Scott H. Decker, David C. Pyrooz -
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 -
Anatomizing the Behavior of Chemical and Biological Non-State Adversaries Gary Ackerman, Victor Asal -
Cargo Aviation Insider Threat Assessment Tool (CAITAT) Thomas Guarrieri -
Countering Terrorism in the United States Erica Chenoweth, Laura Dugan -
Counterterrorism Net Assessment Data Structure (CT NEADS) Barnett S. Koven -
Country Reports on Terrorism - Statistical Annex Gary LaFree, Erin Miller -
Creation of a Database of U.S. Extremist Crime, 1990-2005 Joshua Freilich, Steven Chermak -
Developing Academic Partnerships and Collaborative Research on Countering Violent Extremism in Malaysia and Southeast Asia Amy Pate, Barnett S. Koven, William Braniff -
Developing Impact and Effectiveness Assessment Tool for Influence Operations Steve S. Sin, Ph.D. -
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 S. Sin, Ph.D., Hamid Mohtadi, Marcus A. Boyd -
Distinctive Characteristics of Terrorist Groups Gary LaFree, Laura Dugan -
Dynamics of Terror and Counterterrorism Gary LaFree, Laura Dugan -
Empirical Assessment of Domestic Disengagement and Deradicalization (EAD3) Michael Jensen, Peter Simi, Gina Scott Ligon -
Empirical Assessment of Domestic Radicalization (EADR) Michael Jensen, Gary LaFree -
Evaluating the Safe Spaces Community-Led CVE Program William Braniff -
Expand the Transnational Illicit Trafficking (TransIT) Database Marcus A. Boyd -
Global Terrorism Database (GTD) Erin Miller, Gary LaFree, Laura Dugan -
Global Terrorism Database (GTD) Acceleration Erin Miller -
Insider Threat Program Katy Lindquist, Devin Ellis, Steve S. Sin, Ph.D., Michael Jensen -
Massive Online Open Course: Understanding Terrorism and the Terrorist Threat Gary LaFree, William Braniff, Katherine Worboys Izsak -
Measuring Intervention Success in Terrorist Activities Brent Smith -
Minorities at Risk Related Projects -
Modeling Terrorism Onset and Intensity Dynamics Using the GTD Claudio Cioffi-Revilla, Nina Fefferman -
New Analytical Methods for the Exploitation of Open-Source Structured Databases to Enhance Situational Awareness for Effective Counter-WMD Strategies Ronald Breiger, Gary Ackerman, Victor Asal, H. Brinton Milward, R. Karl Rethemeyer -
Open-Source Geospatial Analysis of Criminal Activity Marcus A. Boyd -
Patterns of U.S. Extremist Crime Jeff Gruenewald, Joshua Freilich, Steven Chermak, William Parkin -
Predisposing Root Causes of Terrorism Gary LaFree -
Profiles of Incidents Involving CBRN and Non-state Actors (POICN) Database Markus Binder -
Profiling the CB Adversary: Motivation, Psychology and Decision Gary Ackerman -
Program to Prepare Communities for Complex Coordinated Terrorist Attacks Erin Miller -
Radicalization in the Ranks Michael Jensen, Sheehan Kane -
Resources and Resilience: A Computational Model of Strategic Influence -
Shifting Terrorism Trends Across Time and Space Susan Cutter
Social, Behavioral, Cultural, and Economic (SBCE) Impacts on Terrorist Activity Gary LaFree, Laura Dugan, Erin Miller -
Terrorism and Targeted Violence (T2V) in the United States Michael Jensen, Sheehan Kane, Sean Doody, Gary LaFree
Terrorism and Targeted Violence in the United States Erin Miller, Michael Jensen -
Terrorist and Extremist Organizations (TEO) Database Jonathan Wilkenfeld, R. Karl Rethemeyer -
The Arctic All-Hazards GIS Platform 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 -
Two to Tango: Government and Terrorist Group Actions in Colombia Barnett S. Koven -
Unifying Approaches to Adversarial Modeling H. Brinton Milward, Ronald Breiger -
United States Extremist Crime Database (ECDB), 1990-2010 Joshua Freilich, Roberta Belli, Steven Chermak -
Using Global Terrorism Data to Model Counterterrorism Policies in Sri Lanka Gary LaFree, Sue-Ming Yang -
Project Title Publication Date Publication Type
2011 Research review 2011-01-01T12:00:00 Research Review
45 Years of Terrorism: Terrorist Attacks 1970-2015, Concentration and Intensity 2016-07-01T12:00:00 Map
A First Look at Domestic and International Global Terrorism Events, 1970-1997 2006-05-01T12:00:00 Conference Paper
A Multi-level Approach to the Study of Violent Extremism 2022-06-30T12:00:00 Report
A Pathway Approach to the Study of Bias Crime Offenders, United States, 1990-2018 2024-07-30T12:00:00 Journal Article
A Study on a Sequential One‐Defender‐N‐Attacker Game 2019-01-01T12:00:00 Journal Article
A Three-Stage Evacuation Decision-Making and Behavior Model for the Onset of an Attack 2017-06-01T12:00:00 Journal Article
Al-Qa'ida - Related Terrorism: Violent Incidents and Foiled Plots 2013-04-01T12:00:00 Research Brief
Al-Qaeda's Propaganda Decoded: A Psycholinguistic System for Detecting Variations in Terrorism Ideology 2016-05-01T12:00:00 Journal Article
Al-Shabaab Attack on Westgate Mall in Kenya 2013-09-01T12:00:00 Background Report
Aligning Research and CVE 2015-02-01T12:00:00 Discussion Point
Alternative Scales of Extremism: The Relationship Between Scale and Predictive Measures of Extremism in the United States 2022-01-01T12:00:00 START Reports
American Deaths in Terrorist Attacks 2015-10-01T12:00:00 Fact Sheet
American Deaths in Terrorist Attacks, 1995 - 2017 2018-09-01T12:00:00 Project Fact Sheet
American Deaths in Terrorist Attacks, 1995-2015 2016-09-01T12:00:00 Fact Sheet
American Deaths in Terrorist Attacks, 1995-2016 2017-11-01T12:00:00 Research Brief
American Deaths in Terrorist Attacks, 1995-2019 2020-10-01T12:00:00 Research Brief
American Terrorism and Extremist Crime Data Sources and Selectivity Bias: An Investigation Focusing on Homicide Events Committed by Far Right Extremists 2011-11-01T12:00:00 Journal Article
An Agenda for Addressing Bias in Conflict Data 2022-09-01T12:00:00 Journal Article
Anti-State Terrorist Plots and Attacks in the United States 2024-09-11T12:00:00 Research Brief
Armed Assault at Los Angeles International Airport (LAX) 2013-11-01T12:00:00 Fact Sheet
Autologistic Models for Benchmark Risk or Vulnerability Assessment of Urban Terrorism Outcomes 2017-10-01T12:00:00 Journal Article
Be Careful What You Ask For: 10 Years at START 2015-11-01T12:00:00 Discussion Point
Beyond al-Qa'ida 2012-11-01T12:00:00 Discussion Point
Bringing Criminology into the Study of Terrorism 2017-01-01T12:00:00 Book Chapter
Building a Global Terrorism Database 2006-04-01T12:00:00 Report
Characteristics and Targets of Mass Casualty Hate Crime Offenders 2020-11-01T12:00:00 Research Brief
Clustering Heterogeneous Semi-structured Social Science Datasets for Security Applications 2018-07-01T12:00:00 Book Chapter
Collaborative Online International Learning: The Example of a Course in the Psychology of Terrorism in the United States and Iran 2009-01-01T12:00:00 Journal Article
Commitment to Extremist Ideology: Using Factor Analysis to Move Beyond Binary Measures of Extremism 2016-04-01T12:00:00 Journal Article
Community‐Level Indicators of Radicalization: A Data and Methods Task Force 2010-02-01T12:00:00 START Reports
Comparison of Honor Killings to Anti-LGBTQ Homicides 2018-01-01T12:00:00 Journal Article
Conceptualizing and Measuring Terrorism 2018-04-01T12:00:00 Book Chapter
Constructing the Field of Terrorism 2019-05-01T12:00:00 Book Chapter
Coping with Uncertainty in Adversarial Risk Analysis 2017-01-01T12:00:00 Journal Article
Correlates of Violent Political Extremism in the United States 2018-02-01T12:00:00 Journal Article
Countering Domestic Terrorism: Examining the Evolving Threat 2019-09-01T12:00:00 Congressional Testimony
Countering Myths about Terrorism: Some Lessons Learned from the Global Terrorism Database 2011-11-01T12:00:00 Book Chapter
Countering Terrorism: No Simple Solutions 2017-01-01T12:00:00 Book
Counterterrorism Net Assessment Data Structure 2020-04-01T12:00:00 Project Fact Sheet
Country Reports on Terrorism 2013: Annex of Statistical Information 2014-05-01T12:00:00 START Reports
County-level Correlates of Terrorism in the United States, 1990 to 2010 2013-03-01T12:00:00 START Reports
Creating a Data Archive to Facilitate Research on Understanding and Responding to Terrorism 2007-01-01T12:00:00 Book Chapter
Criminology, Terrorism, and Serendipity 2015-06-01T12:00:00 Book Chapter
Cross-Classified Multilevel Models: An Application to the Criminal Case Processing of Indicted Terrorists 2012-03-01T12:00:00 Journal Article
Days of Rage: Introducing the NAVCO 3.0 Dataset 2018-04-01T12:00:00 Journal Article
Debates among Salafi Muslims about use of violence 2017-05-01T12:00:00 START Reports
Deterrence and Risk Preferences in Sequential Attacker–Defender Games with Continuous Efforts 2017-03-01T12:00:00 Journal Article
Development & Optimization of Machine Learning Algorithms & Models of Relevance to Large Databases & Homeland Security Counterterrorism Efforts at START 2016-11-01T12:00:00 Presentation
Development and Optimization of Machine Learning Algorithms and Models of Relevance to START Databases 2016-04-01T12:00:00 START Reports
Discussion Point: Embrace "Big Data," but don't ignore the human element in data coding 2013-10-01T12:00:00 Discussion Point
Discussion Point: The Benefits and Drawbacks of Methodological Advancements in Data Collection and Coding: Insights from the Global Terrorism Database (GTD) 2013-11-01T12:00:00 Discussion Point
Distinguishing "Loner" Attacks from Other Domestic Extremist Violence 2013-07-01T12:00:00 Journal Article
Driving-Forces Model on Individual Behavior in Scenarios Considering Moving Threat Agents 2017-04-01T12:00:00 Journal Article
Dynamic Forecasting Conditional Probability of Bombing Attacks Based on Time-Series and Intervention Analysis 2016-08-01T12:00:00 Journal Article
Empirical Assessment of Domestic Radicalization (EADR) 2016-12-01T12:00:00 START Reports
Ethical Conduct of Research in the Aftermath of Mass Shootings 2017-01-01T12:00:00 Book Chapter
Extremist Violence from the Fatherland to the Homeland: A Comparison of Far-right Homicide in Germany and the United States 2017-04-01T12:00:00 Journal Article
Extremists of a feather flock together? Community structures, transitivity, and patterns of homophily in the US Islamist co-offending network 2024-06-05T12:00:00 Journal Article
Fact Sheet: Global Terrorism in 2018 2019-10-01T12:00:00 Fact Sheet
Federal Funding for Health Security in FY2016 2015-06-01T12:00:00 Journal Article
Financial Crime and Material Support Schemes Linked to al-Qa'ida and Affiliated Movements (AQAM) in the United States: 1990 to June 2014 2014-11-01T12:00:00 START Reports
Financial Crime and Material Support Schemes Linked to al-Qa'ida and Affiliated Movements (AQAM) in the United States: 1990 to June 2014 2014-12-01T12:00:00 Research Brief
Financial Crimes Perpetrated by Far-Right Extremists in the United States: 1990-2013 2015-06-01T12:00:00 Research Brief
Foundational Datasets: Global Chemical, Biological, Radiological, & Nuclear Data Suite & Portal 2025-01-02T12:00:00 START Reports
From Extremist to Terrorist: Identifying the Characteristics of Communities Where Perpetrators Live and Pre-Incident Activity Occurs 2013-04-01T12:00:00 START Reports
From Factors to Actors: Enhancing the Reliability of CBRN Analysis 2016-04-01T12:00:00 Journal Article
Generating Terrorism Event Databases: Results from the Global Terrorism Database, 1970 to 2008 2011-11-01T12:00:00 Book Chapter
Geographical Approaches in the Study of Terrorism 2019-05-01T12:00:00 Book Chapter
Geospatial Analysis of Terror Finance 2017-12-01T12:00:00 Research Brief
Geospatial Patterns of Precursor Behavior among Terrorists 2011-06-01T12:00:00 START Reports
Global Chemical, Biological, Radiological and Nuclear Data Suite 2025-04-04T12:00:00 Research Brief
Global Terrorism and the Deadliest Groups since 2001 2016-06-01T12:00:00 Book Chapter
Global Terrorism Database: Real-time Data Collection Pilot Evaluation 2023-02-28T12:00:00 START Reports
Global Terrorism in 2017 2018-08-01T12:00:00 Background Report
Global Terrorism in 2018 2019-10-01T12:00:00 Background Report
Global Terrorism Overview: Terrorism in 2019 2020-07-01T12:00:00 Background Report
Heat Map: Global Terrorism Database, Terrorist Attacks 2012, Concentation and Intensity 2013-06-01T12:00:00 Map
Heat Map: Global Terrorism Database, Terrorist Attacks 2013, Concentation and Intensity 2014-06-01T12:00:00 Map
Heat Map: Global Terrorism Database, Terrorist Attacks 2014, Concentation and Intensity 2015-06-01T12:00:00 Map
Heat Map: Global Terrorism Database, Terrorist Attacks 2015, Concentation and Intensity 2016-06-01T12:00:00 Map
Heat Map: Global Terrorism Database, Terrorist Attacks 2016, Concentation and Intensity 2017-07-01T12:00:00 Map
Heat Map: Global Terrorism Database, Terrorist Attacks 2017, Concentation and Intensity 2018-08-01T12:00:00 Map
Homegrown Terrorism in the United States 2014-01-01T12:00:00 Journal Article
Hot Spots of Terrorism and Other Crimes in the United States,1970 to 2008 2012-01-01T12:00:00 START Reports
How Does Studying Terrorism Compare to Studying Crime? 2004-01-01T12:00:00 Book Chapter
How Has Criminology Contributed to the Study of Terrorism since 9/11? 2015-09-01T12:00:00 Journal Article
How the Replication Debate Applies to Terrorism Studies 2013-12-01T12:00:00 Op-ed
Identifying Cross-National Global Terrorist Hot Spots 2005-11-01T12:00:00 Book Chapter
Ideological Motivations of Terrorism in the United States, 1970-2016 2017-11-01T12:00:00 Background Report
Influence-to-Action Model and Campaign/Narrative Impact Assessment Tool 2022-05-01T12:00:00 START Reports
Influence-to-Action Model Development: A Tool to Assess the Impact of Foreign Influence Operations 2021-12-01T12:00:00 START Reports
Innovative Algorithm and Database Development Relevant to Counterterrorism and Homeland Security Efforts at START 2014-08-01T12:00:00 START Reports
Integrated United States Security Database (IUSSD): Data on the Terrorist Attacks in the United States Homeland, 1970 to 2011 2012-12-01T12:00:00 START Reports
Integrating Conflict Event Data 2018-06-01T12:00:00 Journal Article
Introducing Government Actions in Terror Environments (GATE) Dataset 2015-12-01T12:00:00 Conference Paper
Introducing Terrorist Archetypes: Using Terrorist Objectives and Behavior to Predict New, Complex, and Changing Threats 2016-12-01T12:00:00 Journal Article
Introducing the AMAR (All Minorities at Risk) Data 2017-08-01T12:00:00 Journal Article
Introducing the Global Terrorism Database 2007-05-01T12:00:00 Journal Article
Introducing the ICBe Dataset: Very High Recall and Precision Event Extraction from Narratives about International Crises 2022-07-26T12:00:00 Report
Introducing the Leadership for the Extreme and Dangerous for Innovative Results (LEADIR) Dataset 2025-09-01T12:00:00 Journal Article
Introducing the Nonviolent Action in Violent Contexts (NVAVC) dataset 2019-01-01T12:00:00 Journal Article
Introducing the United States Extremist Crime Database (ECDB) 2014-01-01T12:00:00 Journal Article
Introductions to Adversary Behavior: Validating the Models 2016-04-01T12:00:00 Journal Article
Is This Terrorism? / Why Does It Matter? 2016-02-01T12:00:00 Discussion Point
ISIL in Libya: A Bayesian Approach to Mapping At-Risk Regions 2016-03-01T12:00:00 Discussion Point
Jihadist Terrorist Plots in the United States 2017-12-01T12:00:00 Research Brief
L.E.A.D.I.R. Key Findings 2020-04-01T12:00:00 Research Brief
Lone-Offender Terrorists 2013-07-01T12:00:00 Journal Article
Mass Casualty Explosives Attacks in Iraq and Afghanistan 2017-06-01T12:00:00 Background Report
Mass-Fatality, Coordinated Attacks Worldwide, and Terrorism in France 2015-11-01T12:00:00 Background Report
Measurement Issues in the Study of Terrorism: Introducing the Special Issue 2016-04-01T12:00:00 Journal Article
Measuring al-Qaeda: The Metrics of Terror 2012-06-01T12:00:00 Book Chapter
Measuring Political Mobilization: The Distinction between Activism and Radicalism 2009-04-01T12:00:00 Journal Article
Mismeasuring Militias: Limitations of Advocacy Group Data and of State-Level Studies of Paramilitary Groups 2006-03-01T12:00:00 Journal Article
Modeling a Multi-target Attacker-defender Game with Multiple Attack Types 2019-05-01T12:00:00 Journal Article
Modeling Multi-target Defender-attacker Games with Quantal Response Attack Strategies 2021-01-01T12:00:00 Journal Article
MOOC: Understanding Terrorism and the Terrorist Threat 2015 2014-10-01T12:00:00 Project Fact Sheet
Motivations and Characteristics of Hate Crime Offenders 2020-10-01T12:00:00 Research Brief
Opportunity, Group Structure, Temporal Patterns, and Successful Outcomes of Far-Right Terrorism Incidents in the United States 2016-06-01T12:00:00 Journal Article
Overview: Profiles of Individual Radicalization in the United States-Foreign Fighters (PIRUS-FF) 2016-04-01T12:00:00 Research Brief
Overview: Terrorism in 2014 2015-08-01T12:00:00 Background Report
Overview: Terrorism in 2016 2017-08-01T12:00:00 Background Report
Panel Effects: Do the Reports of Panel Respondents Get Better or Worse over Time? 2018-12-01T12:00:00 Journal Article
Patterns of Islamic State-Related Terrorism, 2002--2015 2016-08-01T12:00:00 Background Report
Patterns of Lone Actor Terrorism in the United States: Research Brief 2014-10-01T12:00:00 Research Brief
Patterns of Onset and Decline Among Terrorist Organizations 2012-03-01T12:00:00 Journal Article
Pick Your POICN: Introducing the Profiles of Incidents involving CBRN and Non-State Actors (POICN) Database 2019-03-01T12:00:00 Journal Article
PIRUS: Comparing Violent and Non-Violent Offenders 2023-07-01T12:00:00 Research Brief
PIRUS: Mass Casualty Extremist Offenders with U.S. Military Backgrounds 2023-06-07T12:00:00 Research Brief
Pre-Radicalization Criminal Activity of United States Extremists 2018-01-01T12:00:00 Research Brief
Profiles of Individual Radicalization in the United States-Foreign Fighters: Infographics 2017-10-01T12:00:00 Research Brief
Profiles of Individual Radicalization in the United States—Desistance, Disengagement, and Deradicalization (PIRUS-D3) 2019-07-01T12:00:00 Research Brief
Profiles of Individual Radicalization in the United States: Preliminary Findings (Oct. 2015) 2015-10-01T12:00:00 Research Brief
Profiles of Perpetrators of Terrorism in the United States (PPT‐US): Data Collection and Descriptive Analysis 2011-09-01T12:00:00 START Reports
Profiles of Perpetrators of Terrorism in the United States: Research Highlight 2014-07-01T12:00:00 Research Brief
Project Fact Sheet: Terrorism and Extremist Violence in the U.S. Database and Portal 2014-05-01T12:00:00 Project Fact Sheet
Prosecuting Terror in the Homeland: An Assessment of Sentencing Disparities in United States Federal Terrorism Cases 2023-10-24T12:00:00 Research Brief
Putting Terrorism in Context: Lessons from the Global Terrorism Database (Contemporary Terrorism Studies) 2015-01-01T12:00:00 Book
QAnon Crimes in the United States: A Comprehensive Dataset Codebook 2021-09-01T12:00:00 START Reports
Radicalization in the Ranks 2024-12-02T12:00:00 START Reports
Radiological/Nuclear Detection Capability Development Framework Mapping Tool 2016-03-01T12:00:00 Project Fact Sheet
Religion, Government Coalitions, and Terrorism 2013-02-01T12:00:00 Journal Article
Reporting Practices of Journal Articles that Include Interviews with Extremists 2016-04-01T12:00:00 Journal Article
Research Highlight: Identifying the Characteristics of Communities Where Perpetrators Live and Pre-Incident Activity Occurs 2013-05-01T12:00:00 Research Brief
Research on Terrorism and Countering Terrorism 2008-11-01T12:00:00 Book Chapter
Research Review 2009 2009-08-01T12:00:00 Research Review
Researching Terrorist Networks 2006-04-01T12:00:00 Journal Article
Risk and Rehabilitation: Supporting the Work of Probation Officers in the Community Reentry of Extremist Offenders 2024-09-30T12:00:00 Report
Significant Multi-Domain Incidents against Critical Infrastructure (SMICI) Dataset 2023-10-02T12:00:00 Research Brief
Sociological and Criminological Explanations of Terrorism 2019-05-01T12:00:00 Book Chapter
Spatial Analysis of U.S. Terrorism Incidents 2017-11-01T12:00:00 Research Brief
Speaking Truth to Sources: Introducing a Method for the Quantitative Evaluation of Open Sources in Event Data 2016-04-01T12:00:00 Journal Article
Stochastic Opponent Modeling Agents: A Case Study with Hezbollah 2008-04-01T12:00:00 Conference Paper
Strengths and Weaknesses of Open Source Data for Studying Terrorism and Political Radicalization 2024-06-05T12:00:00 Journal Article
Studying Terrorism Empirically: What We Know About What We Don’t Know 2017-03-01T12:00:00 Journal Article
Suspicious Preoperational Activities and Law Enforcement Interdiction of Terrorist Plots 2018-11-01T12:00:00 Journal Article
Taxonomy Expansion and the Global Terrorism Database: Effectively Leveraging Academic Data Collection Initiatives 2021-07-01T12:00:00 Report
Terrorism 2016-01-01T12:00:00 Book Chapter
Terrorism and Targeted Violence (T2V) in the United States: Database Overview 2025-01-20T12:00:00 Research Brief
Terrorism and Targeted Violence (T2V) in the United States: Perpetrator Age Characteristics 2025-01-21T12:00:00 Research Brief
Terrorism and Targeted Violence (T2V) in the United States: Weapon Types 2025-01-22T12:00:00 Research Brief
Terrorism in Mali 2015-11-01T12:00:00 Fact Sheet
Terrorism in the News: The Efficiency and Impact of Sampling Methods on Data Collection and Content Analysis 2016-04-01T12:00:00 Journal Article
Terrorism Open Source Databases 2022-03-01T12:00:00 Book Chapter
Terrorism Studies: A Reader 2010-11-01T12:00:00 Book
Terrorist and Non-Terrorist Criminal Attacks by Radical Environmental and Animal Rights Groups in the United States, 1970–2007 2012-03-01T12:00:00 Journal Article
Terrorist Attacks in the U.S. between 1970 and 2012: Data from the Global Terrorism Database (GTD) 2014-01-01T12:00:00 Research Brief
Terrorist Attacks in the U.S. between 1970 and 2013: Data from the Global Terrorism Database (GTD) 2014-11-01T12:00:00 Research Brief
Terrorist Attacks on Educational Institutions 2014-12-01T12:00:00 Background Report
Terrorist Attacks on US Coalition Supply Convoys and Bases in Iraq 2023-06-27T12:00:00 Research Brief
The Canadian Way of Counterterrorism: Introducing the GATE-Canada Data Set 2016-05-01T12:00:00 Journal Article
The Empirical Study of Terrorism: Social and Legal Research 2009-08-01T12:00:00 Journal Article
The Evolution of Terrorism Event Databases 2019-05-01T12:00:00 Book Chapter
The Future is a Moving Target: Predicting Political Instability 2019-02-01T12:00:00 Journal Article
The Global Terrorism Database, 1970–2010 2013-01-01T12:00:00 Book Chapter
The Global Terrorism Database: Experiments in Machine-Assisted Data Collection 2024-12-30T12:00:00 START Reports
The Interplay between Terrorism, Nonstate Actors, and Weapons of Mass Destruction: An Exploration of the Pinkerton Database 2005-03-01T12:00:00 Journal Article
The Mobilization Puzzle: How Individual, Group, and Situational Dynamics Produce Extremist Outcomes 2023-12-31T12:00:00 Report
The Nature of the Beast: Organizational Structures and the Lethality of Terrorist Attacks 2008-04-01T12:00:00 Journal Article
The Rise and Fall of Terrorism 2019-05-01T12:00:00 Book Chapter
The Role of Risk Preferences in a Multi-Target Defender-Attacker Resource Allocation Game 2017-08-01T12:00:00 Journal Article
The True Meaning of Terrorism and Response to Terrorism 2017-11-01T12:00:00 Journal Article
The Use of Social Media by United States Extremists 2018-07-01T12:00:00 Research Brief
Threat and Hazard Identification and Risk Assessment (THIRA) Process: Assessing RN Threat Inclusion 2016-03-01T12:00:00 Research Brief
Towards a Definition of Terrorist Ideology 2019-04-01T12:00:00 Journal Article
Tracking Global Terrorism, 1970-2004 2008-11-01T12:00:00 Book Chapter
Transnational Illicit Trafficking (TransIT) Geospatial Tool 2016-03-01T12:00:00 Project Fact Sheet
Trends and Characteristics of Terrorist Attacks Against Nightclub Venues Over 5 Decades 2024-01-30T12:00:00 Journal Article
U.S. Attitudes toward Terrorism and Counterterrorism 2013-03-01T12:00:00 START Reports
Unpacking nonviolent campaigns : Introducing the NAVCO 2.0 dataset 2013-05-01T12:00:00 Journal Article
Update on Geospatial Patterns of Precursor Behavior among Terrorists 2012-11-01T12:00:00 START Reports
Use of Firearms in Terrorist Attacks in the United States 1970-2014 2015-07-01T12:00:00 Background Report
Using Google and Twitter to Measure, Validate and Understand Views about Religion across Africa 2019-06-01T12:00:00 Journal Article
Using open source data to track worldwide terrorism patterns 2017-07-01T12:00:00 Book Chapter
Veto Players and Terror 2010-11-01T12:00:00 Journal Article
Violent Hate Crime Offenders 2020-10-01T12:00:00 Research Brief
What Is the State of the Quantitative Literature on Risk Factors for Radicalization and Recruitment to Terrorism? 2020-06-01T12:00:00 Book Chapter
What NIJ Research Tells Us About Domestic Terrorism 2024-01-04T12:00:00 Journal Article
When Politicians Sell Drugs: Examining Why Middle East Ethnopolitical Organizations Are Involved in the Drug Trade 2012-03-01T12:00:00 Journal Article
When terrorists target schools: An exploratory analysis of attacks on educational institutions 2013-06-01T12:00:00 Journal Article
Title
"Peace and Conflict" Features Research from START Investigators
***Terrorist Attacks on Religious Figures, Religious Institutions, and Military Targets***
**START Releases 2010 Update to the Global Terrorism Database**
2011-2012 Background Report Undergraduate Terrorism Analysis Training (UTAT) Program Application Deadline Extended
2014 GTD data available now
A closer look at the 2,600 terrorist attacks in US, 1970-2012
Al-Qaida's fatal terrorism under Osama bin Laden
Assessing the likelihood of Hate Crime in wake of Boston Attacks
Background Information on Terrorism in India
Border Crossings and Terrorist Attacks in the US
Database spotlight: Big Allied and Dangerous (BAAD)
Database Spotlight: Government Actions in a Terror Environment-Israel
Database Spotlight: Minorities at Risk Organizational Behavior (MAROB)
Database Spotlight: Police Response to Terrorism - Lessons from the Israeli Police
Database spotlight: Profiles of Perpetrators of Terrorism in the United States (PPT-US)
Database Spotlight: Radiological and Nuclear Non-State Adversaries (RANNSAD)
Database Spotlight: Update on Profiles of Perpetrators of Terrorism in the US
Despite fewer attacks in Western world, global terrorism increasing
DHS grant enables further work using physics to understand terrorist threats
DHS renews support for START terrorism research for next five years
DHS renews support for the Integrated U.S. Security Database (IUSSD)
DHS Under Secretary for Science and Technology, Dr. Charles E. McQueary, speaks to START
Discussion Point: Black Swans and Burstiness—Countering Myths about Terrorism
Discussion Point: Embrace "Big Data," but don't ignore the human element in data coding
Discussion Point: It's not Big Data, but Little Data, that Prevents Terrorist Attacks
Discussion Point: Kansas City shootings constitute terrorism
Discussion Point: Terrorism Studies is not a Sub-Discipline
Discussion Point: The Benefits and Drawbacks of Methodological Advancements in Data Collection and Coding: Insights from the Global Terrorism Database (GTD)
Discussion Point: The Dog that Doesn't Bark
Earn a graduate certificate through START
Fact Sheet: American Deaths in Terrorist Attacks, 1995-2016
Fahey discusses political instability, state capacity and terrorism
Fall Internship Opportunities: Counter Measures against Extremism and Terrorism (CoMET) Database
Far-right Violence in the United States: 1990-2010
First-of-its-kind index ranks countries for impact of terrorism
Formalization within a terrorist group increases capacity for lethal violence
FTO Designation: Boko Haram and Ansaru
Gary LaFree in 'The Five Myths of Global Terrorism' video for the World Economic Forum
German FFO funds GTD
Global Terrorism Database Data Files Now Available through Terrorism and Preparedness Data Resource Center
Global Terrorism Database now Available Online
Global terrorism decreases in 2018 as recent uptick in U.S. terrorist attacks was sustained
Global Terrorism Overview: Terrorism in 2019
Government Executive Magazine Spotlights the Work of START
GTD Data Now Downloadable
GTD informs Global Terrorism Index
GTD nominated for UMD's Invention of the Year
GTD project shapes career goal for START intern
Hate crime is a national security issue
Intern Spotlight: Rick Magill
Internships at START Available for Spring 2010
Is This Terrorism? / Why Does It Matter?
JOB OPPORTUNITY: Data Collection Manager
JOB OPPORTUNITY: Junior Radicalization Researcher
JOB OPPORTUNITY: Junior Researcher, Global Terrorism Database
JOB OPPORTUNITY: Senior Research Associate
John Cohen's keynote address at START Annual Meeting
Justice Research and Statistics Association Features a Profile of START
LaFree recognized as field leader by American Society of Criminology
LaFree speaks at National Institute of Justice conference
Majority of 2013 terrorist attacks occurred in just a few countries
New analysis of hate crime in America: Mass casualty hate crime offenders
New brief analyzes terrorist groups in the United States
New data reveals al-Qaida-linked groups among most active terrorist groups in the world
New data shows risk of recidivism is high among extremists, highlights barriers and enablers
New database provides insights into terrorism countermeasures
New GTD data will be explored during July 9 webinar
New journal is a resource for Global Terrorism Research
New report examines relationship between county characteristics and incidents of terrorism
New Report Highlights the Challenges of Tracking Terrorism Events: GTD Indicates Global Terrorism Fatalities Up, Not Down
New research examines financial crime and political extremism
New research reveals tremendous diversity in hate crime offenders’ backgrounds and motivations
New START Project to Focus on Extremist Violence in U.S. Counties
New study examines terrorism in Indonesia, the Philippines and Thailand
New, Updated Data on Global Terrorist Activity Now Available
Now Hiring: Global Terrorism Database Research Assistant
Now Recruiting Spring 2013 Background Report Internships
Olympics and Terrorism
Position Opening: Special Projects Program Manager
Pre-radicalization criminal activity is strongest predictor of post-radicalization violent extremism
Profiles of Individual Radicalization in the United States (PIRUS) data now available
Proportion of terrorist attacks by religious and right-wing extremists on the rise in United States
Research Highlight: Al-Qa'ida-Related Terrorism - Violent Incidents and Foiled Plots
Research Roundtable details the patterns of terrorism worldwide
Research, data and expertise access made easy on new START website
Researcher spotlight: Brandon Behlendorf
Researcher Spotlight: Daniella Fridl
Researcher Spotlight: Dr. Jun Zhuang
Researcher Spotlight: Jeff Gruenewald
Researcher Spotlight: Nil Satana
Response to mischaracterization of the Hot Spots Report
Secretary Janet Napolitano visits START
Seeing Sydney: Katharine Sobotka and her study abroad experience
Spring 2011 START Bulletin Now Available
START advises Indian Home Secretary R.K. Singh
START and CHC Global to speak at IFTRIP LIVESTREAM 2020
START Announces Fellowships for 2005-06
START Annual Meeting focuses on maximizing relevance of research
START Bulletin Summer 2008 Inaugural Issue
START Center Earns Background Report-Year Renewal from DHS
START director addresses common myths of terrorism
START Director Gary LaFree Comments on Terrorism Research Before and After 9/11
START Director Gary LaFree in Perspectives on Terrorism -- Free Online Access
START Director LaFree and GTD Featured in Government Executive
START Director LaFree Discusses Terrorist Behavior on Kojo Nnamdi Show
START Director participates in Global Internet Forum to Counter Terrorism (GIFCT) Global Summit
START director to lecture on contrasting nature of terrorism
START domestic radicalization data replicated by Australian research team
START Featured in DHS S&T Snapshots
START honors International GIS Day teaching about Mali conflict
START Hosts DHS Faculty/Student Research Teams
START Intern Profiles: July
START interns gain unique experience with State Department
START interns get vital career preparation
START interns prepare for capstone presentations
START launches infographic series with War on the Rocks
START launches new master’s degree program in security and terrorism studies
START launches new training course on understanding and preventing radicalization to violence and violent extremism
START Newsletter: Global terrorism increasing; GTD 2012 dataset released; New cyber research
START Partners with ICPSR to Launch Terrorism & Preparedness Data Resource Center
START produces new data tool exploring crimes committed by U.S. QAnon offenders
START provides 2013 statistical annex for Country Reports on Terrorism
START provides statistical annex for Country Reports on Terrorism
START receives DHS Spirit of Excellence Award
START releases new data collections
START research examines history of terrorism and the Olympic Games
START research informs Senate report on Chesser
START researchers brief Swedish delegation
START Researchers Honored with Best Paper Award by IEEE
START researchers participate in Global Internet Forum to Counter Terrorism (GIFCT) Global Summit
START researchers present work on transnational criminal organizations, terrorism and radiological/nuclear (RN) smuggling
START resumes Global Terrorism Database collection; 1970 - 2019 data file now available to researchers
START seeking 2014 Outstanding Article Award nominations
START student aspires to serve her country
START Symposium showcases impactful research, datasets
START to begin monthly series highlighting Dataverse data collections
START website proves critical resource for scholars, government
START welcomes visiting scholar
START workshop gives better understanding of CBRN technologies
START, Centers of Excellence leaders visit Capitol Hill
START's website proves valuable, well-used resource
State Department contracts START to provide terrorism data and analysis
Summer 2011 Research Opportunities: CoMET
Summer and Fall Internship Opportunities with START and the GTD
Terrorism in Belgium and Western Europe; Attacks against Transportation Targets; Coordinated Terrorist Attacks
Terrorist attack deaths increase in Iraq, the West, despite decrease worldwide
Terrorist attacks involving firearms more likely to be lethal than other types of attacks
Terrorist Organization Profile Information now Available through START
Terrorist violence decreases worldwide in 2017, but remains historically high
Terrorists act locally
Top-ranked criminology journal features START research
Trends in terrorism in the U.S.: New report analyzes terrorist attack data 1970-2011
UMD Report: Conspiracy theories fueled more terror attacks in 2020
Unconventional Weapons and Technology (UWT) researchers present at 79th Midwest Political Science Association Conference
Unconventional Weapons and Technology team present research on influence operations at Laboratory for Analytic Sciences symposium
Urban U.S. counties hot spots of terror, but rural areas are not exempt
UWT director speaks about influence operations for Laboratory for Analytic Sciences podcast
Violent extremism in the U.S.
Title Job Title Institution
Aaron Safer-Lichtenstein Former Researcher: Global Terrorism Database (GTD)
Amy Pate Amy Pate START Acting Director University of Maryland
Koven Barnett S. Koven Data Science Manager, Deloitte Government & Public Services
person-default Benjamin Evans Faculty Research Assistant, Global Terrorism Database, START University of Maryland
Bo Jiang, START Bo Jiang Graduate Research Assistant, START University of Maryland
Brandon Behlendorf Brandon Behlendorf Assistant Professor, College of Emergency Preparedness, Homeland Security and Cybersecurity, SUNY Albany University at Albany, State University of New York
Wingenroth_Brian Brian Wingenroth Research Software Architect, START University of Maryland
person-default Bryan Arva Former Researcher: Global Terrorism Database (GTD)
elena akers Elena Akers Researcher/Junior Data Collection Manager, START University of Maryland
Miller Erin Erin Miller Former GTD Program Manager, START University of Maryland
Lafee Gary LaFree Founding Director, START
Distinguished University Professor, Department of Criminology and Criminal Justice 		University of Maryland
Jake Loewner Jacob Loewner Former Researcher, START University of Maryland
Jeff Jeff Gruenewald Associate Professor and Director of the Terrorism Research Center, University of Arkansas University of Arkansas
Sawyer John John Sawyer Director of Strategic Corporate Research Relationships University of Maryland
Lindquist Katy Lindquist Principal Research Scientist, NSI Inc.
Laura Dugan Laura Dugan Ralph Mershon Professor of Human Security and Professor of Sociology The Ohio State University
Boyd_Marcus Marcus A. Boyd Geospatial Research Unit (GRU) Director, START
Director of Graduate Studies, START 		University of Maryland
person-default Michael Jensen Former Research Director and Senior Researcher, START University of Maryland
Oleksiy Oleksiy Krylyuk Former Researcher, GTD University of Maryland
Prabhakar misra Prabhakar Misra Professor of Physics Howard University
R. Karl Rethemeyer R. Karl Rethemeyer Associate Professor of Public Administration & Policy University at Albany, State University of New York
Guarrieri Thomas Guarrieri Director of Undergraduate and Graduate Studies
Assistant Research Scientist, Unconventional Weapons &
Technology (UWT) Division, START 		University of Maryland
Clark tyler Tyler A. Clark Data Scientist, Doctoral Student University of Maryland
Asal_Victor Victor Asal Associate Professor of Political Science and Chair of Public Administration University at Albany, State University of New York
Abbreviation Thumbnail Image Title Direct Link
A Comparative Study of Violent Extremism and Gangs
A Multi-Level Approach to the Study of Violent Extremism
A Pathway Approach to the Study of Bias Crime Offenders
Anatomizing the Behavior of Chemical and Biological Non-State Adversaries
Cargo Aviation Insider Threat Assessment Tool (CAITAT)
CBRN CBRN: Violent Non-State Actor Chemical, Biological, Radiological, and Nuclear Data Portal Go
Countering Terrorism in the United States
Counterterrorism Net Assessment Data Structure (CT NEADS)
Country Reports on Terrorism - Statistical Annex
Creation of a Database of U.S. Extremist Crime, 1990-2005
Developing Academic Partnerships and Collaborative Research on Countering Violent Extremism in Malaysia and Southeast Asia
Developing Impact and Effectiveness Assessment Tool for Influence Operations
Dissuading Adversaries and their Radiological/Nuclear Pathways: Integrating Deterrence Theory and Analytics in the Global Nuclear Detection Architecture (GNDA)
Distinctive Characteristics of Terrorist Groups
Dynamics of Terror and Counterterrorism
Empirical Assessment of Domestic Disengagement and Deradicalization (EAD3)
Empirical Assessment of Domestic Radicalization (EADR)
Evaluating the Safe Spaces Community-Led CVE Program
Expand the Transnational Illicit Trafficking (TransIT) Database
GTD Global Terrorism Database (GTD)
Global Terrorism Database (GTD)
Global Terrorism Database (GTD) Acceleration
Insider Threat Program
Massive Online Open Course: Understanding Terrorism and the Terrorist Threat
Measuring Intervention Success in Terrorist Activities
Minorities at Risk Related Projects
Modeling Terrorism Onset and Intensity Dynamics Using the GTD
New Analytical Methods for the Exploitation of Open-Source Structured Databases to Enhance Situational Awareness for Effective Counter-WMD Strategies
Open-Source Geospatial Analysis of Criminal Activity
Patterns of U.S. Extremist Crime
Predisposing Root Causes of Terrorism
Profiles of Incidents Involving CBRN and Non-state Actors (POICN) Database
Profiles of Individual Radicalization in the United States (PIRUS)
Profiling the CB Adversary: Motivation, Psychology and Decision
Program to Prepare Communities for Complex Coordinated Terrorist Attacks
QAnon Crime Maps
Radicalization in the Ranks
Resources and Resilience: A Computational Model of Strategic Influence
Shifting Terrorism Trends Across Time and Space
SMICI Significant Multi-domain Incidents against Critical Infrastructure (SMICI) Go
Social, Behavioral, Cultural, and Economic (SBCE) Impacts on Terrorist Activity
Terrorism and Targeted Violence (T2V) in the United States
Terrorism and Targeted Violence in the United States
Terrorist and Extremist Organizations (TEO) Database
The Arctic All-Hazards GIS Platform
The Terrorism and Extremist Violence in the United States (TEVUS) Database
Two to Tango: Government and Terrorist Group Actions in Colombia
Unifying Approaches to Adversarial Modeling
United States Extremist Crime Database (ECDB), 1990-2010
Using Global Terrorism Data to Model Counterterrorism Policies in Sri Lanka