Stephan Kieninger holds a PhD in Modern History from Mannheim University and had previously been 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), Dynamic Détente: The United States and Europe, 1964–1975 (Rowman & Littlefield, 2016), and has received fellowships from the German Historical Institute, the Hoover Institution, and the German Academic Exchange Service.