Thomas Countryman, Board Chairman


Thomas Countryman, Chairman of the BoardMr. Countryman was the acting undersecretary of state for arms control and international security. He served for 35 years as a member of the U.S. Foreign Service until January 2017, achieving the rank of minister-counselor, and was appointed in October 2016 to the position of acting undersecretary of state. He simultaneously served as assistant secretary of state for international security and nonproliferation, a position he had held since September 2011.

Contact Information:
[email protected]

Recent Publications and Citations

https://dev2.armscontrol.org/media-citations/catholic-news-agency/2024-08-20
Catholic leaders to attend ‘groundbreaking’ forum on nuclear weapons
Catholic News Agency
https://dev2.armscontrol.org/media-citations/philadelphia-inquirer/2024-07-19
Trump, as president, could launch a nuclear strike. This should scare you.
Philadelphia Inquirer, The
https://dev2.armscontrol.org/blog/2024-07-19/trump-president-could-launch-nuclear-strike-should-scare-you
Trump, as president, could launch a nuclear strike. This should scare you.
Philadelphia Inquirer, The
https://dev2.armscontrol.org/media-citations/voa/2024-06-10
China: US nuclear weapons in South Korea would undermine its security
VOA
https://dev2.armscontrol.org/2024AnnualMeeting/Thomas-Countryman-remarks
Charting Future Paths for Nuclear Arms Control and Disarmament