“The Impact of ISIS on the Homeland and Refugee Resettlement.” Hearing before the U.S. Senate Committee on Homeland Security and Governmental Affairs
“Drone Wars: The Constitutional and Counterterrorism Implications of Targeted Killing” Senate Committee on the Judiciary, Subcommittee on the Constitution, April 23, 2013
House Committee on Foreign Affairs: “After the Withdrawal: The Way Forward in Afghanistan and Pakistan,” March 19, 2013.
Testified before the House Armed Services Committee on Emerging Threats, “Ten years on- The Evolution of the Terrorist Threat
Testified before House Committee on Homeland Security, “Threats to American Homeland: An Assessment”
Testified before Senate Foreign Relations Committee, “Al Qaeda, the Taliban, and Other Extremists Groups in Pakistan”
Testified before House Homeland Security Committee, “The Evolving Nature of Terrorism Nine Years after the 9/11 Attacks”
Testified before the House Oversight Subcommittee on national security on March 4, 2009 on Afghanistan and Pakistan.
Testified before House Homeland Security Committee, Subcommittee on Intelligence, “Reassessing the Evolving al Qaeda Threat to the Homeland”
Testified before the House Homeland Security, Subcommittee on Intelligence on July 30, 2008
Testified before the Senate Foreign Relations Committee on “Confronting al Qaeda: Understanding the threat in Afghanistan and beyond”.
Testified before the House Intelligence Committee on about the status of al Qaeda.
Testified before the House International Relations Committee on February 15, 2007
Testified before the House International Relations Committee in April 2005 about the terrorist threat in Europe, in particular in the United Kingdom, three months before the bombings in London
The Future of Counterterrorism: Addressing the Evolving Threat to Domestic Security. House Committee on Homeland Security Committee, Counterterrorism and Intelligence Subcommittee
Jihadist Terrorism 15 Years After 9/11: A Threat Assessment
ISIS in the West: The New Faces of Extremism
Jihadist Terrorism: A Threat Assessment, BPC
Assessing the Terrorist Threat, Peter Bergen and Bruce Hoffman.
Al Qaeda, the Organization: A Five-Year Forecast.
Annals of the American Academy of Political and Social Science
Bombers, Bank Accounts, and Bleedout: al-Qa’ida’s Road in and Out of Iraq.
West Point’s Combating Terrorism Center, author of one of five chapters in this report.
Defeating the Attempted Global Jihadist Insurgency: Forty Steps for the Next President to Pursue against al Qaeda, Like-Minded Groups, Unhelpful State Actors, and Radicalized Sympathizers with Laurence Footer.
Annals of the American Academy of Political and Social Science.
Investigating America's Homegrown Terrorists
Friday, April, 28, 2017
Maxwell School, Syracuse NY
Monday, May, 01, 2017
“Journalism in Hostile Environments: Perspectives from the Field.” New America DC
Monday, May, 01, 2017
Bringing Hostages Home: Developing Effective American Strategy, New America DC
Thursday, May, 18, 2017
New America’s 2017 Annual Conference, Washington DC
Tuesday, June, 20, 2017
NCMS: The Society of Industrial Security Professionals, Anaheim CA.