
Gillian HadfieldAcademic
Johns Hopkins University
Bloomberg Distinguished Professor of AI Alignment and Governance
via Johns Hopkins University
Policy · Academic

Assistant Professor at Johns Hopkins University
Buchanan studies how AI and cybersecurity reshape national security and statecraft. At the White House, he helped develop U.S. AI policy as the National Security Council's Special Advisor for AI. He is the author of The Hacker and the State and The Cybersecurity Dilemma.
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Johns Hopkins University
National Security Council
National Security Council
Georgetown UniversityWork and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Last editorial review: July 27, 2026