Jon B. Wolfsthal

Jon B. Wolfsthal is the director of the Nuclear Crisis Group and a senior advisor at Global Zero. He was U.S. President Barack Obama’s special assistant and senior director at the National Security Council for arms control and nonproliferation. He serves on the Science and Security Board of the Bulletin of the Atomic Scientists and helps set the time of the doomsday clock.

Articles by Jon B. Wolfsthal
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