Stephan Kieninger holds a Ph.D. in modern history from Mannheim University and was previously a Wilson Fellow at the Woodrow Wilson Center, a postdoc at Johns Hopkins SAIS, a fellow at the Berlin Center for Cold War Studies, and a senior researcher at the Federal German Archives.
He is the author of three books on U.S. foreign policy and European security in the Cold War and after: Securing Peace in Europe: Strobe Talbott, NATO, and Russia After the Cold War (Columbia University Press, 2025), The Diplomacy of Detente: Cooperative Security Policies From Helmut Schmidt to George Shultz (Routledge, 2018), and Dynamic Détente: The United States and Europe, 1964–1975 (Rowman & Littlefield, 2016). He has received fellowships from the German Historical Institute, the Hoover Institution, and the German Academic Exchange Service.