John Hemmings is an adjunct fellow with the Japan Chair at the Center for Strategic and International Studies (CSIS) and is the senior director of the Indo-Pacific Foreign and Security Policy Program at the Pacific Forum. He specializes in U.S. alliances and strategic competition, with a particular focus on Indo-Pacific strategies, the U.S.-Japan alliance, AUKUS, the Five Eyes (FVEY), the Quad, and other minilaterals. Prior to assuming this role, he worked at the Daniel K. Inouye Asia-Pacific Center for Security Studies (DKI APCSS), a DOD regional center where he lectured, took part in track 1 workshops, and briefed senior members of U.S. Indo-Pacific Command, U.S. Pacific Fleet, and U.S. Special Operations Command Pacific on topics of interest. Between 2007 and 2019, Dr. Hemmings worked on UK-Asia policy at the Royal United Services Institute (RUSI) and the Henry Jackson Society in London. He has been an expert witness to two separate UK Defence Committee inquiries on the Indo-Pacific and provided bespoke briefings across Whitehall. He is a James Cooke fellow at the Council on Geostrategy and an adjunct fellow in the Japan Chair at CSIS in Washington, D.C. His commentary has featured on international media, such as the BBC, Sky, the Financial Times, and the Telegraph newspaper. His research has been published by various policy and academic journals. He gained his PhD in international relations from the London School of Economics and Political Science in 2017.