John Tierney

Guest Author

Former U.S. Rep. John Tierney (@reptierney) is Executive Director at the Center for Arms Control and Non-Proliferation (@nukes_of_hazard) and the Council for a Livable World, where his work focuses on national security issues in Congress, nuclear non-proliferation, missile defense and Pentagon spending.

He represented the sixth district of Massachusetts from 1997 to 2015, serving on the House Intelligence Committee and as chair of the National Security and Foreign Affairs Subcommittee of the Government Oversight and Reform Committee. During his congressional career, Tierney spent considerable time advocating on nuclear non-proliferation and national security issues, including overseeing the Government Accountability Office’s annual assessment of the Pentagon’s Weapons Selection Programs and reform of overall Pentagon spending.

Tierney’s second appointed term on the Public Interest Declassification Board ends in June 2023.

Articles by this author:

People release colorful paper lanterns on the Motoyasu River beside the Hiroshima Prefectural Industrial Promotion Hall, commonly known as the atomic bomb dome, to mark the 77th anniversary of the world's first atomic bomb attack in Hiroshima on August 6, 2022. (Photo by PHILIP FONG/AFP via Getty Images)

Biden Must Deliver on Disarmament at the G7 Summit in Hiroshima

May. 5, 2023 Daryl G. Kimball and John Tierney

U.S. President Donald Trump and North Korean leader Kim Jong-un during their second summit meeting at the Sofitel Legend Metropole hotel on February 28, 2019 in Hanoi, Vietnam.

After Hanoi, What Now?

Mar. 12, 2019 John Tierney and James McKeon