Javed Ali, Senior Director for Counterterrorism, National Security Council Thad Allen, Admiral, U.S. Coast Guard; Commandant of the Coast Guard Wendy R. Anderson, Deputy Chief of Staff, U.S. Department of Defense Daniel Baer, U.S. Ambassador; Deputy Assistant Secretary of State Brian Baird, U.S. Representative, 1999–2011 Daniella Ballou-Aares, Senior Advisor to the Secretary of State Rand Beers, Acting Secretary, U.S. Department of Homeland Security; Deputy Homeland Security Advisor John Bellinger, Legal Adviser, U.S. Department of State; Legal Advisor, National Security Council Tatyana Bolton, Cyber Policy Lead — Senior Policy Analyst, U.S. Department of Homeland Security Charles Boustany, U.S. Representative, 2005–2017 Steven Browning, U.S. Ambassador; Principal Deputy Assistant Secretary of State Todd F. Buchwald, U.S. Ambassador, Office of Global Criminal Justice, U.S. Department of State Sharon Burke, Assistant Secretary of Defense for Operational Energy Daniel Byman, Professional Staff Member, 9/11 Commission Piper Campbell, U.S. Ambassador; Head U.S. Mission to ASEAN Kevin Carroll, Senior Counselor to the Secretary of Homeland Security; Senior Counsel to the House Homeland Security Committee J. E. Cartwright, General, U.S. Marine Corps; Vice Chairman of the Joint Chiefs of Staff Steven Cash, Chief Counsel, U.S. Senator Dianne Feinstein; Intelligence Officer, CIA; Assistant District Attorney, New York Michael Chertoff, Secretary, U.S. Department of Homeland Security Peter Chiarelli, General, U.S. Army, 32nd Vice Chief of Staff of the U.S. Army James Clapper, Director of National Intelligence William Cohen, Secretary, U.S. Department of Defense Tom Coleman, U.S. Representative, 1976–1993 Gary Corn, Colonel, U.S. Army, Staff Judge Advocate, U.S. Cyber Command Thomas Countryman, Assistant Secretary of State for International Security and Nonproliferation Ryan Crocker, U.S. Ambassador George Croner, Litigation Counsel, National Security Agency; Special Assistant U.S. Attorney, Criminal Division, U.S. Department of Justice Carlos Curbelo, U.S. Representative, 2015–2019 John Danforth, U.S. Senator, 1976–1995 J. Michael Daniel, Special Assistant to President Obama and Cybersecurity Coordinator Tom Daschle, U.S. Senator, 1987–2005 Greg Delawie, U.S. Ambassador Charles W. Dent, U.S. Representative, 2005–2018 Murray Dickman, Chief of Staff to the Attorney General David Durenberger, U.S. Senator, 1978–1995 Eric Edelman, Under Secretary of Defense for Policy Mickey Edwards, U.S. Representative, 1977–1993; Chair, House Republican Policy Committee, 1989–1993 Susan Elliott, U.S. Ambassador Jeffrey Feltman, United Nations Under-Secretary-General for Political Affairs; U.S. Assistant Secretary of State for Near Eastern Affairs Brenner Fissell, Appellate Counsel, Guantanamo Bay Military Commissions Emil Frankel, Assistant Secretary for Transportation Policy, U.S. Department of Transportation Charles Fried, Solicitor General of the United States Francis Fukuyama, Deputy Director, Policy Planning, U.S. Department of State Kim Fuller, U.S. Department of the Army, Director of International Affairs (Special Assistant to the Deputy Secretary) Larry Garber, USAID Mission Director, West Bank/Gaza Richard Gephardt, U.S. Representative, 1977–2005 Stuart Gerson, Acting Attorney General of the U.S.; Assistant Attorney General; U.S. Air Force Counterintelligence Officer Glenn Gerstell, General Counsel, National Security Agency James Glassman, Under Secretary for Public Diplomacy and Public Affairs, U.S. Department of State Kevin Green, Vice Admiral, U.S. Navy Nina Hachigian, U.S. Ambassador Chuck Hagel, Secretary, U.S. Department of Defense Morton Halperin, Director, Policy Planning, U.S. Department of State Jane Harman, U.S. Representative, 1993–1991, 2001–2011 Gary Hart, U.S. Senator, 1975–1987 Luke Hartig, Senior Director for Counterterrorism, National Security Council Michael V. Hayden, General, U.S. Air Force; Director, CIA; Director, NSA Jason Healey, Director, Critical Infrastructure Protection, Homeland Security Council Margaret Henoch, CIA Senior Intelligence Service Rush D. Holt, U.S. Representative, 1999–2015 Cameron Hume, U.S. Ambassador Gordon Humphrey, U.S. Senator, 1979–1991 Paul Douglas Humphries, CIA Carol Humphries, CIA, Captain, U.S. Navy Reserve Bob Inglis, U.S. Representative, 1993–1999, 2005–2011 Steve Israel, U.S. Representative, 2001–2017 Jeh Johnson, Secretary, U.S. Department of Homeland Security Susan Koch, Deputy Assistant Secretary of Defense for Threat Reduction Policy Jim Kolbe, U.S. Representative, 1985–2007 David J. Kramer, Assistant Secretary of State for Democracy, Human Rights & Labor David Laufman, Chief of the Counterintelligence and Export Control Section in the National Security Division, U.S. Department of Justice J. William Leonard, Deputy Assistant Secretary of Defense (Security & Information Operations) Jason Lewis-Berry, Acting Deputy Assistant Secretary, U.S. Department of State Andrew Liepman, Deputy Director, National Counterrorism Center; Deputy Director, CIA/Counterterrorism Center; Director, Office of Iraq Analysis; Deputy Director, Weapons Intelligence Non Proliferation and Arms Control Center Robert Litt, General Counsel, Office of the Director of National Intelligence George Little, Press Secretary, Pentagon; Spokesman, CIA James Loy, Admiral, U.S. Coast Guard; Commandant of the U.S. Coast Guard; Deputy Secretary, U.S. Department of Homeland Security Lewis Lukens, U.S. Ambassador Michael McFaul, Ambassador; Special Assistant to the President and Senior Director for Russian and Eurasian Affairs at the National Security Council Steven McGann, U.S. Ambassador Dennis McGinn, Vice Admiral, U.S. Navy; Assistant Secretary of the Navy Joseph Medina, Brigadier General, U.S. Marine Corps Christopher Mellon, Deputy Assistant Secretary of Defense Connie Morella, U.S. Representative, 2003–2006; U.S. Ambassador Janet Napolitano, Secretary, U.S. Department of Homeland Security Elizabeth Neumann, Assistant Secretary for Counterterrorism and Threat Prevention, U.S. Department of Homeland Security Suzanne Nossel, Deputy Assistant Secretary of State William Owens, Admiral, U.S. Navy; Vice Chairman of the Joint Chiefs of Staff Christopher Painter, Coordinator for Cyber Issues, U.S. Department of State William Perry, Secretary of Defense Larry Pfeiffer, Chief of Staff, CIA; Senior Director, White House Situation Room Annie Pforzheimer, Acting Deputy Assistant Secretary of State for Afghanistan Randal Phillips, Senior Intelligence Service, CIA William Piekney, Senior Operations Manager, CIA Steven Pifer, Senior Foreign Service Officer; U.S. Ambassador Tony Pipa, Chief Strategy Officer, USAID Marc Polymeropoulos, Senior Intelligence Service, Directorate of Operations, CIA Allison Price, Senior Spokesperson, U.S. Department of Justice Deborah Pryce, U.S. Representative, 1993–2009 Ben Rhodes, Deputy National Security Advisor Thomas Ridge, Secretary, U.S. Department of Homeland Security Denver Riggleman, U.S. Representative, 2019–2021 Thomas B. Robertson, U.S. Ambassador Tim Roemer, 9/11 Commissioner; U.S. Ambassador; U.S. Representative, 1991–2003 Michael Rogers, Admiral, U.S. Navy; Commander, U.S. Cyber Command; Director, National Security Agency Todd Rosenblum, Deputy Under Secretary of Intelligence, U.S. Department of Homeland Security Paul Rosenzweig, Deputy Assistant Secretary for Policy, U.S. Department of Homeland Security Nicholas Rostow, Legal Advisor to the National Security Council; Staff Director, U.S. Senate Select Committee on Intelligence Joel Rubin, Deputy Assistant Secretary of State Nilmini Rubin, Director, National Security Council David Scheffer, U.S. Ambassador Robert Shanks, Deputy Assistant Attorney General, Office of Legal Counsel, U.S. Department of Justice; General Counsel, Overseas Private Investment Corporation; General Counsel, Peace Corps Christopher Shays, U.S. Representative, 1987–2009 Douglas Silliman, U.S. Ambassador John Sipher, Senior Intelligence Service, CIA Clandestine Service Peter Smith, U.S. Representative, 1989–1991 Suzanne Spaulding, Under Secretary, U.S. Department of Homeland Security Strobe Talbott, Deputy Secretary of State Miles Taylor, Chief of Staff, U.S. Department of Homeland Security Tomicah Tillemann, Senior Advisor to the Secretary of State; Speechwriter to the Secretary of State Kurt Tong, U.S. Ambassador Olivia Troye, Homeland Security and Counterterrorism Advisor to Vice President Mike Pence Stanley A. Twardy, Jr., United States Attorney for the District of Connecticut, 1985–1991 Alexander Vershbow, NATO Deputy Secretary General; Assistant Secretary of Defense; U.S. Ambassador Alexander Vindman, Lieutenant Colonel, U.S. Army; Director for European Affairs, National Security Council Edward Walker, U.S. Ambassador; Assistant Secretary of State for Near Eastern Affairs James Walsh, U.S. Representative, 1989–2009 Zach Wamp, U.S. Representative, 1995–2011 Thomas Warrick, Deputy Assistant Secretary for Counterterrorism Policy, U.S. Department of Homeland Security William Wechsler, Deputy Assistant Secretary of Defence for Special Operations and Combatting Terrorism Pamela White, U.S. Ambassador Christine Todd Whitman, Governor of New Jersey; Administrator of the Environmental Protection Agency Jonathan Winer, Deputy Assistant Secretary of State for International Law Enforcement; Special Envoy for Libya Tim Wirth, Under Secretary of State for Democracy and Global Affairs; U.S. Senator, 1987–1993; U.S. Representative, 1975–1987 Douglas H. Wise, CIA Senior Intelligence Service; Deputy Director, Defense Intelligence Agency Tamara Cofman Wittes, Deputy Assistant Secretary of State Stephen N. Xenakis, Brigadier General, U.S. Army Marie Yovanovitch, U.S. Ambassador Dov S. Zakheim, Under Secretary of Defense (Comptroller) Peter D. Zimmerman, Chief Scientist, Senate Foreign Relations Committee; Chief Scientific Advisor, US Arms Control and Disarmament Agency; Science Advisor for Arms Control, U.S. Department of State