G. John Ikenberry is the Albert G. Milbank Professor of Politics and International Affairs at Princeton University in the Department of Politics and the Princeton School of Public and International Affairs. He is co-director of Princeton’s Center for International Security Studies. Ikenberry is also a Global Eminence Scholar at Kyung Hee University in Seoul, Korea. In 2018-2019, Ikenberry was a visiting fellow at All Souls College, Oxford University. In 2013-2014, Ikenberry was the 72nd Eastman Visiting Professor at Balliol College, Oxford. Ikenberry is a fellow of the American Academy of Arts and Sciences.

Ikenberry is the author of eight books, most recently, "A World Safe for Democracy: Liberal Internationalism in the Making of Modern World Order."  Other books include: "Liberal Leviathan: The Origins, Crisis, and Transformation of the American System" and "After Victory: Institutions, Strategic Restraint, and the Rebuilding of Order after Major Wars," which won the 2002 Schroeder-Jervis Award presented by the American Political Science Association for the best book in international history and politics.  He is also co-editor of several edited books, "The Age of Hiroshima" with Michael Gordin and "The Crisis of Liberal Internationalism: Japan and the World Order" with Yoichi Funabashi.  Ikenberry has authored 130 journal articles, essays and book chapters.

Among his many activities, Ikenberry served as a member of the policy planning staff in 1991-92, as a member of an advisory group at the State Department in 2003-04, and as a member of the Council on Foreign Relations Task Force on U.S.-European relations, the so-called Kissinger-Summers commission. He is also a reviewer of books on political and legal affairs for Foreign Affairs.