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Residency Dates: September 1, 2018 – August 31, 2019


Seth Johnston

Seth A. Johnston is a major in the United States Army, and most recently served as a task force commander with the NATO Resolute Support Mission in Afghanistan. He was previously an assistant professor of international relations at West Point. Johnston earned his D.Phil. from the University of Oxford in 2013.

At CES, Johnston will examine the changing role of NATO amidst the challenges of the past decade. Against the backdrop of NATO’s 70th anniversary, his research will investigate the role of bureaucratic actors in NATO’s overall adaptation, as well as the effects of recent international conflicts of transatlantic importance on prospects for peace and security in Europe.

This information is accurate for the time period that the affiliate is affiliated with CES.


  • Major, United States Army
  • Visiting Scholar 2018-2019, CES, Harvard University
  • International Affairs Fellow, Council on Foreign Relations


  • Seth Johnston. How NATO adapts: Strategy and organization in the Atlantic alliance since 1950. (Baltimore: Johns Hopkins University Press, 2017).

Research Project

NATO at 70: Back to the future, again?


International Relations