Resources
The Program on Extremism maintains its commitment to making our work free and available to policymakers, civic leaders, media and news organizations, and the general public. Browse our collection of resources below, including legal documents, reports, events, and more. You can also view each of our main research stream pages for related resources and projects.
Authored by Alexander Meleagrou-Hitchens, Seamus Hughes, and Bennett Clifford | October 2020
Authored by Alexander Meleagrou-Hitchens | May 2020
The Closed Circle: Joining and Leaving the Muslim Brotherhood in the West
Authored by Lorenzo Vidino | March 2020
The ISIS Reader: Milestone Texts of the Islamic State Movement
Authored by Haroro Ingram, Craig Whiteside, and Charlie Winter | February 2020
Edited by Anthony Richards, Devorah Margolin, and Nicolò Scremin | August 2019
Authored by Lorenzo Vidino | August 2010
ISIS's Leadership Crisis: A Vacancy at the Top Threatens the Group's Global Operations
Authored by Haroro Ingram and Craig Whiteside | Foreign Affairs | February 3, 2022
Thousands of men, women and children remain in detention because of their former ties to ISIS
Authored by Devorah Margolin and Austin Doctor | Washington Post | February 2, 2022
The Islamic State Threat in Taliban Afghanistan: Tracing the Resurgence of the Islamic State Khorasan
Authored by Amira Jadoon, Abdul Sayed, and Andrew Mines | CTC Sentinel | January 27, 2022
Understanding Accelerationist Narratives: The Boogaloo
Authored by Matt Kriner, Alex Newhouse, and Jon Lewis
GNET
November 18, 2021
The Taliban Haven’t Changed, But U.S. Policy Must
Authored by Haroro J. Ingram, Andrew Mines, and Omar Mohammed
Lawfare
October 31, 2021
Afghanistan and American Jihadists: More Inspiration, Less Destination
Authored by Bennett Clifford and Seamus Hughes
Lawfare
October 27, 2021
The Taliban Can't Take on the Islamic State Alone
Authored by Amira Jadoon and Andrew Mines
War on the Rocks
October 14, 2021
The Myth of Moderate Jihadis
Authored by Lorenzo Vidino
FP
September 22, 2021
The evolving Taliban-ISK rivalry
Authored by Amira Jadoon, Andrew Mines, and Abdul Sayed
The Lowy Institute
September 7, 2021
History’s rhymes in the fall of Kabul and Mosul: Flawed ideas, broken promises, and poisonous spin
Authored by Haroro J. Ingram and Omar Mohammed
ICCT
September 2, 2021
What is ISIS-K? Two terrorism experts on the group behind the deadly Kabul airport attack and its rivalry with the Taliban
Authored by Amira Jadoon and Andrew Mines
The Conversation
August 26, 2021
For some Capitol Hill rioters, Jan. 6 was just the beginning
Authored by Madi Birkenfeld, Ilana Krill and Andrew Mines
Dallas Morning News
July 26, 2021
Pride & Prejudice: The Violent Evolution of the Proud Boys
Authored by Matthew Kriner and Jon Lewis
CTC Sentinel
July 2021
A Sea Change in Counterterrorism
Authored by Carly Gordenstein and Seamus Hughes
Lawfare
June 13, 2021
American counterterrorism cannot be an either/or proposition
Authored by Lorenzo Vidino and Seamus Hughes
The Hill
May 25, 2021
An Assessment of the U.S. Government’s Domestic Terrorism Assessment
Authored by Seamus Hughes and Rohini Kurup
Lawfare
May 24, 2021
The Islamic State Is in Congo. What Now?
Authored by Haroro J. Ingram and Lorenzo Vidino
Lawfare
May 16, 2021
“I will never forget this for as long as I live”: Social Learning at the Capitol Hill Siege
Authored by Danielle Carrier, Ilana Krill and Andrew Mines
GNET
May 6, 2021
Male Supremacism, Borderline Content, and Gaps in Existing Moderation Efforts
Authored by Ye Bin Won and Jon Lewis
GNET
April 6, 2021
Selfie and Siege: Women’s Social Media Footprint and the US Capitol Hill Siege
Authored by Devorah Margolin and Chelsea Daymon
GNET
March 3, 2021
The U.S. government can do more to fight domestic terror without any new laws
Authored by Seamus Hughes and Bennett Clifford
The Washington Post
March 2, 2021
The Evolution of the Boogaloo Movement
Authored by Matthew Kriner and Jon Lewis
CTC Sentinel
February 2021
"Take Nothing But Pictures, Leave Nothing But (Digital) Footprints”: Social Media Evidence From the US Capitol Siege Perpetrators
Authored by Jon Lewis and Bennett Clifford
GNET
January 25, 2021
The Capitol mob’s gleeful selfies are easy to mock. They’re also a warning sign.
Authored by Seamus Hughes and Jon Lewis
The Washington Post
January 19, 2021
3D-Printed Guns, Untraceable Firearms, and Domestic Violent Extremist Actors
Authored by Jon Lewis
GNET
January 7, 2021
Why the FBI had to pretend Hamas wanted to plot with ‘boogaloo boys’
Authored by Seamus Hughes and Jon Lewis
The Washington Post
September 9, 2020
How the Coronavirus Is Affecting American Jihadist Travelers
Authored by Andrew Mines
Lawfare
August 31, 2020
Spring Provides Timely Reminder of Incel Violence—And Clarifies How to Respond
Authored by Jon Lewis and Jacob Ware
ICCT
August 28, 2020
Cryptocurrency and the Dismantling of Terrorism Financing Campaigns
Authored by Andrew Mines and Devorah Margolin
Lawfare
August 26, 2020
Facebook’s Disruption of the Boogaloo Network
Authored by Jon Lewis
GNET
August 3, 2020
Rethinking Domestic Terrorism Law After Boogaloo Movement Attacks
Authored by Jon Lewis
Lawfare
July 27, 2020
Revamping American "Soft Power": The Case for Centralizing America's Messages to the World
Authored by Haroro J. Ingram and Alexander Guittard
Foreign Policy Research Institute
July 20, 2020
Europe Frets, America Yawns: The Trans-Atlantic Gap on Domestic Islamism
Authored by Lorenzo Vidino
Hudson Institute
July 16, 2020
#Hamas: Using Twitter to Gain Legitimacy or Incite Violence?
Authored by Devorah Margolin
GNET
July 6, 2020
#Hamas: A Thematic Exploration of Hamas’s English-Language Twitter
Authored by Devorah Margolin
Terrorism and Political Violence
June 23, 2020
Pandemic Propaganda and the Global Democracy Crisis
Authored by Haroro J. Ingram
War on the Rocks
May 18, 2020
Can the Islamic State's Afghan Province Survive Its Leadership Losses?
Authored by Andrew Mines and Amira Jadoon
Lawfare
May 17, 2020
5G and the Far Right: How Extremists Capitalise on Coronavirus Conspiracies
Authored by Alexander Meleagrou-Hitchens and Blyth Crawford
GNET
April 21, 2020
The State Department Should Designate the Russian Imperial Movement as a Foreign Terrorist Organization
Authored by Jon Lewis and Mary McCord
Lawfare
April 14, 2020
Telegram’s Cryptocurrency Could Have a Terrorism Problem
Authored by Andrew Mines
Just Security
March 5, 2020
Our laws have a problem calling domestic terrorism what it is
Authored by Jon Lewis and Seamus Hughes
The Hill
February 6, 2020
Lessons from the Islamic State’s ‘Milestone’ Texts and Speeches
Authored by Haroro J. Ingram, Craig Whiteside, and Charlie Winter
CTC Sentinel
January 2020
Caliph Abu Unknown: Succession and the Legitimacy in the Islamic State
Authored by Haroro Ingram and Craig Whiteside
War on the Rocks
November 25, 2019
The Fractured Terrorism Threat to America
Authored by Seamus Hughes and Devorah Margolin
Lawfare
November 10, 2019
In Syria, the Women and Children of ISIS Have Been Forgotten
Authored by Devorah Margolin, Joana Cook, and Charlie Winter
Foreign Policy
October 26, 2019
Islamic State Affiliate Seeks to Expand in Afghanistan
Authored by Andrew Mines and Amira Jadoon
Lawfare
October 23, 2019
When Pain is Thicker Than Blood: Surviving Scourge and Purifying the Ranks
Authored by Asaad Almohammad and Jon Lewis
Foreign Policy Research Institute
September 26, 2019
How to act against domestic terrorists — and their foreign supporters
Authored by Haroro Ingram and Jon Lewis
The Hill
September 15, 2019
Taking Aim: Islamic State Khorasan's Leadership Losses
Authored by Amira Jadoon and Andrew Mines
CTC Sentinel
September 2019
It’s Not Only Iraq and Syria
Authored by Seamus Hughes and Jon Lewis
Lawfare
August 23, 2019
A Review of Transatlantic Best Practices for Countering Radicalisation in Prisons and Terrorist Recidivism
Authored by Lorenzo Vidino and Bennett Clifford
Europol
July 13, 2019
De-Platforming and the Online Extremist’s Dilemma
Authored by Bennett Clifford and Helen Christy Powell
Lawfare
June 6, 2019
From Battlefront to Cyberspace: Demystifying the Islamic State's Propaganda Machine
Authored by Asaad Almohammad and Charlie Winter
Combating Terrorism Center at West Point
June 5, 2019
The Guerrilla ‘Caliph’: Speeches that Bookend the Islamic State’s ‘Caliphate’ Era
Authored by Haroro J. Ingram, Craig Whiteside, and Charlie Winter
CTC Sentinel
May 29, 2019
Erdogan’s Long Arm in Europe
Authored by Lorenzo Vidino
Foreign Policy
May 7, 2019
Doxing and Defacements: Examining the Islamic State’s Hacking Capabilities
Authored by Audrey Alexander and Bennett Clifford
CTC Sentinel
April 26, 2019
Destination Jihad: Italy’s Foreign Fighters
Authored by Francesco Marone and Lorenzo Vidino
ICCT
March 19, 2019
Jihadist ‘Responsibility to Protect’ Appeals: Propaganda Wars for the Moral High Ground
Authored by Haroro J. Ingram
ICCT
March 14, 2019
A Practical Guide to the First Rule of CTCVE
Authored by Alastair G. Reed and Haroro J. Ingram
ICCT
March 18, 2019
Trump’s Domestic Countering Violent Extremism Policies Look a Lot Like Obama’s
Authored by Seamus Hughes and Haroro J. Ingram
Lawfare
March 10, 2019
Do Great Nations Fight Endless Wars? Against the Islamic State, They Might
Authored by Haroro J. Ingram and Craig Whiteside
War on the Rocks
February 25, 2019
Sixteen-Year-Old American Islamic State Fighter Reportedly Captured in Syria
Authored by Seamus Hughes and Bennett Clifford
Lawfare
January 9, 2019
The Story of an American Islamic State Member Allegedly Captured in Syria
Authored by Seamus Hughes and Alexander Meleagrou-Hitchens
Lawfare
January 6, 2019
Strasbourg shooting: Why known extremists can carry out terror attacks
Authored by Lorenzo Vidino
BBC News
December 15, 2018
United States v. Aws Mohammed Younis al-Jayab: A Case Study on Transnational Prosecutions of Jihadi Foreign Fighter Networks
Authored by Seamus Hughes and Bennett Clifford
CTC Sentinel
December 14, 2018
Confronting America’s Violent Extremists: A Terrorism Prevention Strategy for the Homeland
Authored by Haroro J. Ingram
Foreign Policy Research Institute
November 26, 2018
Rethinking “Prison Radicalisation” – Lessons from the U.S. Federal Correctional System
Authored by Bennett Clifford
ICCT
November 16, 2018
The Caliph's Role in the (un)Surprising Resilience of the Islamic State
Authored by Haroro J. Ingram and Craig Whiteside
Foreign Policy Research Institute
October 25, 2018
Treatment of Terrorists: How Does Gender Affect Justice?
Authored by Audrey Alexander
CTC Sentinel
September 10, 2018
Prosecuting the Islamic State Fighters Left Behind
Authored by Jenna Consigli
Lawfare
August 1, 2018
A Brief Update on Ethnic Georgian Foreign Fighters in the Islamic State
Authored by Bennett Clifford
Jihadology
July 31, 2018
The Cup and the Caliphate: Russia’s Counterterrorism Operations Before Major Sporting Events and the Global Jihadist Movement
Authored by Bennett Clifford
Lawfare
June 22, 2018
America's Terrorism Problem Doesn’t End with Prison—It Might Just Begin There
Authored by Lorenzo Vidino and Seamus Hughes
Lawfare
June 17, 2018
“That is what the terrorists want”: Media as amplifier or disrupter of violent extremist propaganda
Authored by Haroro J. Ingram
ICCT
May 22, 2018
Gray Media Under the Black and White Banner
Authored by Audrey Alexander and Helen Christy Powell
Lawfare
May 6, 2018
“Trucks, Knives, Bombs, Whatever:” Exploring Pro-Islamic State Instructional Material on Telegram
Authored by Bennett Clifford
CTC Sentinel
May 2018
Whose Responsibility is it to Confront Terrorism Online?
Authored by Seamus Hughes
Lawfare
April 27, 2018
Reverse-Engineering The ISIS Playbook, Part II: CT-CVE Messaging Lessons From ISIS's English-Language Magazines
Authored by Haroro J. Ingram and Alastair Reed
Vox Pol
April 18, 2018
Reverse-Engineering The ISIS Playbook, Part I: CT-CVE Messaging Lessons From ISIS's English-Language Magazines
Authored by Haroro J. Ingram and Alastair Reed
Vox Pol
April 13, 2018
Hyperlinked Sympathizers: URLs and the Islamic State
Authored by Samantha Weirman and Audrey Alexander
Studies in Conflict & Terrorism
March 26, 2018
The Only Islamic State-Funded Plot in the U.S.: The Curious Case of Mohamed Elshinawy
Authored by Seamus Hughes
Lawfare
March 7, 2018
Terror Online And Off: Recent Trends in Islamic State Propaganda Operations
Authored by Charlie Winter and Haroro J. Ingram
War on the Rocks
March 2, 2018
Marginalizing Violent Extremism Online
Authored by Audrey Alexander and William Braniff
The Atlantic
January 21, 2018
A New American Leader Rises in ISIS
Authored by Seamus Hughes and Bennett Clifford
The Atlantic
January 13, 2018
First He Became an American—Then He Joined ISIS
Authored by Seamus Hughes, Alexander Meleagrou-Hitchens, and Bennett Clifford
The Atlantic
May 25, 2017
How to fight ISIS online
Authored by Audrey Alexander
Foreign Affairs
April 7, 2017
The Threat to the United States from the Islamic State’s Virtual Entrepreneurs
Authored by Seamus Hughes and Alexander Meleagrou-Hitchens
CTC Sentinel
March 9, 2017
The Muslim Brotherhood: Terrorists or Not?
Authored by Mokhtar Awad and Samuel Tadros
The Wall Street Journal
March 1, 2017
Why the United States Should Be as Circumspect as the British about the Muslim Brotherhood
Authored by Lorenzo Vidino
Lawfare
February 12, 2017
Islamic State is successfully radicalizing Americans. How do we stop them?
Authored by Seamus Hughes
LA Times
May 18, 2016
The Islamic State's Pyramid Scheme: Egyptian Expansion and the Giza Governorate Cell
Authored by Mokhtar Awad
CTC Sentinel
April 2016
Egypt's New Radicalism: The Muslim Brotherhood and Jihad
Authored by Mokhtar Awad
Foreign Affairs
February 4, 2016
Material Support or Bust
Authored by Seamus Hughes
The Brookings Institute
August 31, 2015
Fax Machine Radicalization: A Menace
Authored by Seamus Hughes
War on the Rocks
July 23, 2015
How to stop ISIS from recruiting American teens
Authored by Lorenzo Vidino and Seamus Hughes
Washington Post
June 17, 2015
Explaining the Lack of an American Domestic Counter-radicalization Strategy
Authored by Lorenzo Vidino
Understanding Deradicalization: Pathways to Enhance Transatlantic Common Perceptions and Practices, Middle East Institute
June 10, 2015
Sharia4: From Confrontational Activism to Militancy
Authored by Lorenzo Vidino
Perspectives on Terrorism, Terrorism Research Initiative
April 2015
Visit our Capitol Hill Siege page for a downloadable spreadsheet.
For all other data inquiries, please email [email protected].
You can find an archive of all PoE events at the bottom of our events page.
Visit our main research stream pages for tailored archives of PoE engagements with media outlets.
The Need for a Specific Law Against Domestic Terrorism
Amy C. Collins | September 2020
Confronting Racially and Ethnically Motivated Terrorism: A Call To Designate Foreign White Identity Extremist Groups Under U.S. Federal Law
Amy C. Collins | September 2020
Unpacking the Links Between Ideas and Violent Extremism
Pete Simi | August 2020
Challenges Posed by Returning Foreign Fighters
Adam Hoffman and Marta Furlan | March 2020
Transnational Neo-Nazism in the USA, United Kingdom and Australia
Paul Jackson | February 2020
The Architects of Salvation: How IS Foreign Fighter Recruitment Hubs Emerged in Tunisia
Nate Rosenblatt | September 2019
Strategic Operational Continuum: Retooling Prevention (PDF)
Joumana Silyan-Saba | April 2019
Nidal Hasan- A Case Study in Lone-Actor Terrorism
Katharine Poppe | October 2018
Islamic State's Re-organization in Libya and Potential Connections with Illegal Trafficking
Arturo Varvelli | November 2017
Radicalization and the Uzbek Diaspora in the Wake of the NYC Attacks
Bennett Clifford | November 2017
The Muslim Brotherhood in Austria
Lorenzo Vidino | August 2017
Jihadism in the Spanish Language After the Barcelona Attack
Manuel Torres-Soriano | August 2017
Conspiracy Theories in the Patriot/Militia Movement
Sam Jackson | May 2017
What Causes Extremist Attitudes Among Sunni and Shia Youth? Evidence from Northern India
Kunaal Sharma | November 2016
Countering Violent Extremism: Lessons on Early Intervention from the United Kingdom’s Channel Program
Talene Bilazarian | October 2016
Nazis vs. ISIS on Twitter: A Comparative Study of White Nationalist and ISIS Online Social Media Networks
J.M. Berger | September 2016
Without Prejudice: What Sovereign Citizens Believe
J.M. Berger | June 2016
Hisba in Mosul: Systematic Oppression in the Name of Virtue
Rasha Al Aqeedi | February 2016
The Islamic State’s Diminishing Returns on Twitter: How Suspensions are Limiting the Social Networks of English-speaking ISIS Supporters
J.M. Berger and Heather Perez | February 2016
Muslim Brotherhood in the United Kingdom
Lorenzo Vidino | December 2015
The Domestic Terrorism Threat in the United States: A Primer
Andrew Gumbel | December 2015
Perspectives on the Future of Women, Gender, & Violent Extremism
(February 2019)
Full Series
Edited by Audrey Alexander
Negating Stereotypes: Women, Gender, and Terrorism in Indonesia and Pakistan
Sara Mahmood
Not Just Victims: Women in Terrorism from the Western Balkans
Vesë Kelmendi
How Women Advance the Internationalization of the Far Right
Julia Ebner and Jacob Davey
The Changing Roles of Women in Violent Islamist Groups
Devorah Margolin
Key Considerations: Forward Thinking about Women, Gender, and Violent Extremism
Countering Violent Extremism Series
(October 2015)
De-radicalization and Integration The United Kingdom’s Channel Programme
Rashad Ali
Countering Violent Extremism and American Muslims
Kamran Bokhari
Countering Extremism: Learning from the United Kingdom Model
Ghaffar Hussain
The Identity-Extremism Nexus: Countering Islamist Extremism in the West
Dina al Raffie
Reintegrating Violent Extremist Offenders: Policy Questions and Lessons Learned
Tinka M. Veldhuis
Persuade or Perish: Addressing Gaps in the U.S. Posture to Confront Propaganda and Disinformation Threats:
Haroro J. Ingram | February 2020
A Plan for Preventing and Countering Terrorist and Violent Extremist Exploitation of Information and Communications Technology in America
Audrey Alexander | September 2019
Leveraging CDA 230 to Counter Online Extremism
Annemarie Bridy | September 2019
Three Constitutional Thickets
Daphne Keller | September 2019
Counterterrorism is a Public Function
Alexander Guittard | September 2019
Lessons from the Information War
J.D. Maddox | September 2019
Social Media, Terrorist Content Prohibitions and the Rule of Law
Stuart Macdonald | September 2019
EU Policy: Preventing the Dissemination of Terrorist Content Online
Jordy Krasenberg | September 2019
Disinformation in Terrorist Content Online
Nina Jankowicz | September 2019
Unraveling the Impact of Social Media on Extremism
Anjana Susarla | September 2019
Fighting Hate Speech and Terrorist Propaganda on Social Media in Germany
Alexander Ritzmann | September 2019
The Internet Police
Jeff Breinholt | September 2019
Filling the Gap in Our Terrorism Statutes
Mary McCord | August 2019
Surveying the Landscape of the American Far Right
Mark Pitcavage | August 2019
Terrorism Prevention in the United States: A Policy Framework for Filling the CVE Void
Haroro J. Ingram | November 2018
Radicalization in Custody: Towards Data-Driven Terrorism Prevention in the United States Federal Correctional System
Bennett Clifford | November 2018
Hezbollah's Operations and Networks in the United States: Two Decades in Review
Authored by Anyssia S. Kokinos, Nakissa P. Jahanbani, Jon Lewis, and Devorah Margolin || June, 2022
Women in American Violent Extremism: An Examination of Far-Right and Salafi-Jihadist Movements
Authored by Chelsea Daymon and Devorah Margolin || June, 2022
Authored by Bennett Clifford and Alexander Meleagrou-Hitchens | April 2022
The Women of January 6th: A Gendered Analysis of the 21st Century American Far-Right
Authored by Hilary Matfess and Devorah Margolin | April 2022
This is the Aftermath: Assessing Domestic Violent Extremism One Year After the Capitol Siege
Authored by Bennett Clifford and Jon Lewis | January 2022
Moderating Extremism: The State of Online Terrorist Content Removal Policy in the United States
Authored by Bennett Clifford | December 2021
Authored by Alexander Meleagrou Hitchens, Blyth Crawford, Valentin Wutke | December 2021
November 2021
The Muslim Brotherhood's Reaction to the Taliban's Return to Power
Authored by Sergio Altuna | November 2021
Authored by Haroro J. Ingram | September 2021
Moral Dominance: Policing Minds, Spirits, Bodies, and Markets
Authored by Asaad Almohammad and Clemens Holzgruber | June 2021
The System of Zakat and Charities Under the Islamic State
Authored by Aymenn Jawad Al-Tamimi | June 2021
You Reap What You Sow: The Importance of Agriculture to the Islamic State’s Governance Strategy
Authored by Devorah Margolin, Mathilde Becker Aarseth, Hans Christensen, Tati Fontana, and Mark Maffett | June 2021
Women in the Islamic State: Victimization, Support, Collaboration, and Acquiescence
Authored by Devorah Margolin and Charlie Winter | June 2021
Authored by Haroro J. Ingram and Jon Lewis | June 2021
Racially/Ethnically Motivated (RMVE) Attack Planning and United States Federal Response, 2014-2019
Authored by Bennett Clifford | May 2021
The Islamic State’s Department of Soldiers
Authored by Craig Whiteside, Anas Elallame, Moorthy Muthuswamy, and Aram Shabanian | April 2021
Rehabilitating Children of ISIS: Extracting Recommendations from the Education-Related ISIS Files
Authored by Sara Zeiger, Farangiz Atamuradova, Lilah Elsayed, and Muna Chung | April 2021
Policing as Rebel Governance: The Islamic State Police
Authored by Beatrice De Graff and Ahmed S. Yayla | April 2021
“This is War” Examining Military Experience Among the Capitol Hill Siege Participants
Authored by Daniel Milton and Andrew Mines | April 2021
Authored by Tara Candland, Adam Finck, Haroro Ingram, Laren Poole, Lorenzo Vidino, and Caleb Weiss | March 2021
To read the report in French, click here.
"This is Our House!" A Preliminary Assessment of the Capitol Hill Siege Participants
Authored by The Program on Extremism Staff | March 2021
Planting the Seeds of the Poisonous Tree: Establishing a System of Meaning Through ISIS Education
Authored by Sara Zeiger, Farangiz Atamuradova, Lilah Elsayed, and Muna Chung | February 2021
Authored by Alexander Meleagrou-Hitchens Bennett Clifford, and Lorenzo Vidino | October 2020
Dollars for Daesh: Analyzing the Finances of American ISIS Supporters
Authored by Lorenzo Vidino, Jon Lewis, and Andrew Mines | September 2020
Authored by Aaron Y. Zelin | December 2020
Inside the Islamic State in Mosul: A Snapshot of the Logic & Banality of Evil
Authored by Haroro J. Ingram and Devorah Margolin | June 2020
The Islamic State's Real Estate Department: Documents and Analysis
Authored by Aymenn Jawad Al-Tamimi | June 2020
The Islamic State's Ideology: History of a Rift
Authored by Cole Bunzel | June 2020
The ISIS Files: An Introduction
Authored by Lorenzo Vidino | June 2020
White Supremacist Terror: Modernizing Our Approach to Today's Threat
Authored by Jon Lewis, Seamus Hughes, Oren Segal, and Ryan Greer | April 2020
Kemal Helbawy: A Pioneer of the Muslim Brotherhood in the West
Authored by Lorenzo Vidino | January 2020
Authored by Asaad Almohammad | November 2019
The Other Travelers: American Jihadists Beyond Syria and Iraq
Authored by Seamus Hughes, Emily Blackburn, and Andrew Mines | August 2019
Encrypted Extremism: Inside the English-Speaking Islamic State Ecosystem on Telegram
Authored by Bennett Clifford and Helen Powell | June 2019
Authored by Alexander Meleagrou-Hitchens | October 2018
Authored by Alexander Meleagrou-Hitchens, Seamus Hughes, and Bennett Clifford | February 2018
Digital Decay: Tracing Change Over Time Among English-Language Islamic State Sympathizers on Twitter
Authored by Audrey Alexander | October 2017
Fear Thy Neighbor: Radicalization and Jihadist Attacks in the West
Authored by Lorenzo Vidino, Francesco Marone, and Eva Entenmann | June 2017
Not Just The Caliphate: Non-Islamic State-Related Jihadist Terrorism in America
Authored by Sarah Gilkes | December 2016
Authored by Audrey Alexander | November 2016
Authored by Lorenzo Vidino and Seamus Hughes | December 2015
Authored by Lorenzo Vidino and Seamus Hughes | June 2015
The Role of the Oath Keepers in the January 6 Attack on the United States Capitol
Written Testimony of Jon Lewis
Research Fellow, Program on Extremism
Before the Alaska House Military and Veterans' Affairs Committee
February 10, 2022
The State of Homegrown Terrorism
Written Testimony of Seamus Hughes
Deputy Director, Program on Extremism
Before the California State Assembly Select Committee on the State of Hate
November 16, 2021
Assessing the Threat from Accelerationists and Militia Extremists
Written Testimony of JJ MacNab
Fellow, Program on Extremism
Before the U.S. House of Representatives Homeland Security Committee
July 16, 2020
Low Cost, High Impact: Combatting the Financing of Lone-Wolf and Small-Scale Terrorist Attacks
Written Testimony of Seamus Hughes
Deputy Director, Program on Extremism
Before the U.S. House of Representatives Financial Services Committee
September 6, 2017
Combatting Homegrown Terrorism
Written Testimony of Seamus Hughes
Deputy Director, Program on Extremism
Before the U.S. House of Representatives Committee on Oversight and Government Reform
July 27, 2017
Allies Under Attack: The Terrorist Threat to Europe
Written Testimony of Seamus Hughes
Deputy Director, Program on Extremism
Before the U.S. House of Representatives Foreign Affairs Committee
June 27, 2017
Beyond Iraq and Syria: ISIS' Global Reach
Written Testimony of Lorenzo Vidino
Director, Program on Extremism
Before the U.S. Senate Committee on Foreign Relations
June 8, 2017
Countering the Virtual Caliphate
Written Testimony of Seamus Hughes
Deputy Director, Program on Extremism
Before the U.S. House of Representatives Foreign Affairs Committee
June 23, 2016
Egypt: Challenges and Opportunities for U.S. Policy
Written Testimony of Mokhtar Awad
Research Fellow, Program on Extremism
Before the U.S. House of Representatives Foreign Affairs Committee, Subcommittee on Middle East and North Africa
June 15, 2016
Inside the Mind of ISIS: Understanding Its Goals and Ideology to Better Protect the Homeland
Written Testimony of Lorenzo Vidino
Director, Program on Extremism
Before the U.S. Senate Committee on Homeland Security and Governmental Affairs
January 20, 2016
The Rise of Radicalization: Is the U.S. Government Failing to Counter International and Domestic Terrorism?
Written Testimony of Seamus Hughes
Deputy Director, Program on Extremism
Before the U.S. House of Representatives Committee on Homeland Security
July 15, 2015
To view all Program infographics, click here.
Our Capitol Hill Siege Infographic features a live geospatial visualization of all federally-charged January 6th rioters' home states and counties.
The Domestic Extremism Tracker follows arrests and legal proceedings for individuals in the U.S. charged with offenses related to white supremacist, militia, and other accelerationist movements.
Our GW Extremism Tracker covers all U.S. legal cases and proceedings involving homegrown extremists and foreign terrorist organizations.
Visit our Nexus page to see short, primary source-based analyses that monitor Islamic State and al-Qaida affiliates across the Middle East, Africa, and Asia, as well as their support and enabling networks across the West