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CAST draws on experts from academia, government, and the corporate sectors to provide policy and operational analyses. CAST projects are often conducted in cooperation with other research organizations that enable research with a wide range of views and expertise. 

Fellow

Board Member / Senior Fellow

Sergey Bratus

Dr. Sergey Bratus is the Dartmouth College Distinguished Professor in Cyber Security, Technology, and Society and also an Associate Professor of Computer Science. He is also the Director of the Dartmouth Institute for Security, Technology and Society. He previously served as a Program Manager at the Defense Advanced Research Projects Agency (DARPA) where he created multiple fundamental research programs in cybersecurity, resilience, and sustainment of critical software. He holds a Ph.D. in Mathematics from Northeastern University.

Fellow

Senior Fellow

Gary Brown

Colonel Gary Brown (USAF, ret.) is a CAST senior fellow and a speaker and writer on cyberspace law and policy. He was the first senior legal counsel at U.S. Cyber Command, and also worked for the International Committee of the Red Cross, where he was served as an international lawyer and delegation chief of communications. He has written a number of articles and book chapters on international law and the law of armed conflict applicable to cyberwarfare. Col. Brown was involved in writing both Tallinn Manual on the International Law Applicable to Cyber Warfare (as an official observer) and Tallinn Manual 2.0 on the International Law Applicable to Cyber Operations (as a member of the international group of legal experts). He was the on-camera cyber law expert in Alex Gibney’s documentary film about Stuxnet, Zero Days.

Fellow

Senior Fellow

Winnona DeSombre

Ms. DeSombre is a fellow with Atlantic Council and the Harvard Belfer Center, and a JD/MPP candidate at Harvard Kennedy School and Georgetown Law. She was formerly a security engineer at Google’s Threat Analysis Group, tracking targeted threats against Google users. In recent years, Winnona has organized policy content at DEFCON and has authored multiple pieces on offensive cyber capability proliferation and Chinese hacking capabilities.

Fellow

Fellow

Camille Francois

Ms. Francois is an Assistant Professor at Columbia University, School of International and Public Affairs (SIPA). She was previously a fellow at the Harvard Berkman Center for Internet and Society and a Visiting Scholar at the Arnold A. Saltzman Institute for War and Peace Studies at Columbia University. Ms. Francois is a native of France. She received her BA from Princeton University and her MA from Columbia University where she was a Fulbright Scholar.

Fellow

Senior Fellow

Daniel Gallington

Mr. Gallington is Adjunct Professor of Law at the University of Illinois College of Law in Champaign-Urbana, Illinois, where he teaches National Security Law. He has written hundreds of articles on national security policy and was an early advocate of “managed stress testing” for critical cyber infrastructures. As Special Assistant for Policy to Secretary of Defense Rumsfeld, he performed the duties of the Under Secretary Defense for Policy and later performed the duties of the Assistant Secretary of Defense for Special Operations and Low Intensity Conflict. He also served as Deputy Assistant Secretary of Defense for Territorial Security, as bi-partisan General Counsel to the United States Senate Select Committee on Intelligence and as Deputy Counsel for Intelligence Policy at the Department of Justice. Mr. Gallington served four years in Geneva as a Member of the United States Delegation and as Secretary of Defense Weinberger’s Representative to the Defense and Space Talks with the former Soviet Union. He served as Executive Director to the Defense Policy Board, General Counsel for the Special Assistant to the Secretary of Defense for Intelligence Oversight and General Counsel to the United States Commission for the Review of the National Reconnaissance Office. Mr. Gallington received his B.S. from the University of Illinois, his J.D. from the University of Illinois College of Law and his LLM (International Law) from the University of Michigan Law School.

Fellow

Board Member / Senior Fellow

Thomas Garwin

Mr. Garwin joined CAST as a Director and Senior Fellow working on projects in the cybersecurity and broader national security areas. He most recently served at the Agency for International Development (USAID) as the senior advisor to the Administrator, providing guidance on various government programs, management processes, policies and analytic methods that are of particular interest to the Administrator. Mr. Garwin was a former director of impact planning and improvement with the Bill & Melinda Gates Foundation, as well as with the MacArthur Foundation. Previously he served in a number of U.S. Government positions at the Department of Defense and the Congress. He received his A.B. from Harvard where he also completed his M.A. and Ph.D. requirements.

Fellow

Senior Fellow

Catherine Lotrionte

Dr. Lotrionte is the Director of the Institute for Law, Science and Global Security at Georgetown University where she teaches on national security law and intelligence. The focus of her research is on the Institute focus on the role of international and domestic law in recent and upcoming developments in cyber technology and cyber threats. In 2002 she was appointed to be Counsel to the President's Foreign Intelligence Advisory Board at the White House. She has also served as a legal counsel for the Joint Inquiry Committee of the Senate Select Committee on Intelligence. Previously she was Assistant General Counsel at the Central Intelligence Agency, and also served in the U.S. Department of Justice. Dr. Lotrionte earned her Ph.D. from Georgetown University and her J.D. from New York University. She is the author of numerous publications, including a forthcoming book concerning U.S. national security law in the post-Cold War era. She is a frequent speaker at cyber conferences held by academic, military, government, and media organizations and is a Life Member of the Council on Foreign Relations.

Fellow

Senior Fellow

Anita Nikolich

Anita Nikolich is a Research Scientist at the School of Information Sciences at the University of Illinois Urbana-Champaign, where she looks at the security of critical infrastructure including telecommunication networks, scientific instruments, and cryptocurrency systems. She was a Fellow at the Cyber Policy Initiative at the Harris School of Public Policy at the University of Chicago, where she taught AI and Public Policy and was on the board of the DEFCON AI Village. She began her career as a Marine Corps Signals Intelligence Officer and has worked in government, industry and academia.

Fellow

Senior Fellow

Jonathan Paris

Jonathan Paris is a London-based Middle East analyst and former fellow at the Council on Foreign Relations in New York. He is currently Senior Fellow at the Center for Advanced Studies on Terrorism (CAST) and Senior Advisor Emeritus at the Chertoff Group where he shares his expertise on the Middle East, U.S.-China relations, transatlantic relations, international security, non-proliferation and counterterrorism. He appears regularly on Sky News and Al Arabiya and has been quoted in The New York Times and other publications. He currently lectures on the Middle East, Terrorism, U.S. politics, world geopolitics, and long-term Global Trends and is a graduate of Yale University and Stanford Law School.

Fellow

Senior Fellow

Farhana Qazi

Ms. Qazi is a CAST Senior Fellow as well as a scholar and speaker on conflicts in the Islamic world. She advises US policymakers, appears regularly in the media and is a frequent speaker at US government events and international conferences. Her work has appeared in Newsweek, The International Herald Tribune, Social Research, Foreign Policy Magazine, The Islamic Monthly Magazine, The Journal of International Women's Studies, Oxford Analytica, Reuters, Al Rasub, Levant News, Middle East Times, Terrorism Monitor, The Washington Post, The Christian Science Monitor, Dawn and others. She is the author of two forthcoming books: Secrets of the Valley: A Personal Journey to the War in Kashmir Between India and Pakistan (Pharos) about the people of Kashmir; and Not My Religion: An Inside Look at the Women of Radical Islam, that questions the motivations and recruitment of female extremists.

Fellow

Board Member / Senior Fellow

Nicolas Rostow

Dr. Rostow is Distinguished Research Professor at the National Defense University, specializing in international and national security law and affairs, and is also Senior Director of the Center for Strategic Research. Dr. Rostow is also a Senior Research Scholar an Adjunct Professor at the Yale Law School. Prior to joining NDU Dr. Rostow served as University Counsel and Vice Chancellor for Legal Affairs at the State University of New York. Previously his public service positions include: General Counsel and Senior Policy Adviser to the U.S. Permanent Representative to the United Nations, Charles H. Stockton Chair in International Law, U.S. Naval War College; Staff Director, Senate Select Committee on Intelligence; Counsel and Deputy Staff Director to the House Select Committee on Military/Commercial Concerns with the People’s Republic of China, 1998-99 (the Cox Committee investigation of high technology transfers to China); Special Assistant to Presidents Reagan and George H.W. Bush for National Security Affairs and Legal Adviser to the National Security Council; Special Assistant to the Legal Adviser, U.S. Department of State; and Counsel to the President’s Special Review Board (The Tower Board), investigating the Iran-Contra Affair. He earned his B.A., summa cum laude, from Yale, and his Ph.D. in history and J.D., also from Yale. His extensive publications are in the fields of diplomatic history, international law, and issues of U.S. national security and foreign policy.

Fellow

Senior Fellow

Justin Sherman

Justin Sherman is a CAST Senior Fellow, consultant, professor, researcher, focused on cybersecurity and data privacy, technology policy, and supply chain and geopolitical risk. He founded and runs Global Cyber Strategies, a D.C. research and advisory firm, and is an adjunct professor at Duke University and a nonresident senior fellow at the Atlantic Council. He previously held fellowships at Stanford, Duke Law, and American University Law and consulted for leading technology and security nonprofits and companies. He is sanctioned by the Russian government. His background is in computer science, political science, and international relations.

Fellow

Senior Fellow

Alison Strongwater

Alison Strongwater is a CAST Senior Fellow and also corporate associate with Sullivan &
Worcester LLP. She has written several pieces on the cyber legal regime and strategic cyber
policy. She received her B.A. and M.A. from Cornell University, her M.Litt. from the University of
St Andrews, and her J.D. from NYU School of Law.

Fellow

Senior Fellow

John P. Sullivan

Dr. Sullivan is a career police officer specializing in emergency operations, terrorism, and intelligence. He also serves as a lieutenant with the Los Angeles Sheriff’s Department. He has been instrumental in organizing counter-terrorism operations in the Southern California area for over a decade. He was the founder of the LA Terrorism Early Warning Group and has integrated counter-terrorism operations with federal, state and local law enforcement activities. Dr. Sullivan has also engaged in research related to Mexican drug cartels and their infiltration of the U.S. He is co-author of "Studies in Gangs and Cartels - Crime Wars and Narco Terrorism in the Americas: A Small Wars Journal-El Centro Anthology, Mexico’s Criminal Insurgency: A Small Wars Journal-El Centro Anthology; co-editor of Countering Terrorism and WMD: Creating a Global Counter-Terrorism Network, Global Biosecurity: Threats and Responses; His current research focus is terrorism, transnational gangs and organized crime, conflict disaster, intelligence studies, post-conflict policing, sovereignty, and urban operations.

Fellow

Senior Fellow

Paul Swallow

Dr. Swallow is a former senior counter-terrorism intelligence officer with New Scotland Yard’s Special Branch and Counter-Terrorism command in London. Specialising in the international aspects of counter-terrorism, he represented the UK in bodies such as NATO, Europol and Interpol. He spent some years working in Paris with the French police and intelligence services. Paul subsequently undertook senior roles in risk management, business continuity and physical security with the New York Stock Exchange Euronext Group. Dr. Swallow has an undergraduate degree in modern languages, a Master’s degree in Risk Management researching the threat posed to businesses by the animal rights movement, and a PhD in which he explored the development of international police cooperation. He is a visiting lecturer at two UK universities and has published several articles on security related topics.

Fellow

Board Member / Senior Fellow

Abraham R. Wagner

Dr. Wagner teaches in the areas of national security law and intelligence at the Columbia Law School and Columbia University’s School of International and Public Affairs, where he is a Senior Research Fellow at the Saltzman Institute of War and Peace Studies. He has recently served as a Visiting Professor at New York University and the UCLA School of Law on topics of national security strategy, intelligence operations, and legal issues related to surveillance. Dr. Wagner writes and consults on national security issues, with a focus on technical issues, such as the evolving threat from cyberterrorism, cybersecurity, and legal issues related to electronic surveillance. Dr. Wagner also serves as a consultant to several U.S. Government agencies. Prior to joining the Columbia faculty Dr. Wagner served in the U.S. Government, holding positions at the National Security Council, the Department of Defense and the Intelligence Community. He is the author of numerous books and articles, and is the co-author of the forthcoming legal text Cybersecurity and Cyberlaw (2014). Dr. Wagner holds MA, PhD. and J.D. degrees.

Fellow

Senior Fellow

JD Work

JD Work is a professor at the National Defense University, College of Information and Cyberspace. His research focuses on cyber intelligence and decision advantage, and counter-cyber campaigns. He has over 25 years’ experience working in cyber, intelligence, and operations roles for the private sector and the U.S. Government. Dr. Work holds additional affiliations with the Saltzman Institute of War and Peace Studies at Columbia University, and the Atlantic Council’s Cyber Statecraft Initiative. He received his Ph.D. in Politics and International Studies from the University of Warwick and has also led research and taught at the Marine Corps University, and the Elliott School of International Affairs at George Washington University.

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