DAVID SHIMER is an Adjunct Senior Research Scholar at Columbia University's School of International and Public Affairs. From 2021 until 2025, Shimer served at the White House National Security Council, including as the Director for Eastern Europe and Ukraine and as Director for Russian Affairs. In these roles, Shimer helped to shape and execute the U.S. response to Russia’s invasion of Ukraine. Shimer is the author of the book Rigged: America, Russia, and One Hundred Years of Covert Electoral Interference (Knopf, 2020), which was named a notable book of the year by the Washington Post and an editor's pick by the New York Times Book Review. Shimer's research has been published in the New York Times, The New Yorker, Foreign Affairs, the Wall Street Journal, and the Washington Post. Shimer received his doctorate in international relations from the University of Oxford, where he was a Marshall Scholar and a Truman Scholar, and his bachelor's and master's degrees in history from Yale University.
