Dr John Hemmings

Director of the National Security Centre

John joined HJS in January 2026

Dr John Hemmings is the inaugural Director for the National Security Centre at the Henry Jackson Society. Dr Hemmings as more than 18 years in think tanks in the UK and US, focusing on national security, defence, and security issues that connect the Euro-Atlantic to the Indo-Pacific. He previously worked at the Daniel K. Inouye Asia Pacific Center for Security Studies (DKI-APCSS), a US Department of War regional centre based in Hawaii where he focused on security in the Indo-Pacific and defence industrial multilateralism.
He has also worked at the Pacific Forum and at the Royal United Services Institute, in programme, research, and management positions. He has been a witness to two Parliamentary Inquiries, and provided advice to the Cabinet Office, BEIS, and the Department of Business and Trade on economic statecraft and investment security. He has also provided briefings to various components of the US Department of War and the State Department. Dr Hemmings’ analysis and commentary regularly features in the Telegraph, the FT, the BBC, CNN and Fox News, and he has been published in various academic and security-related peer-reviewed journals.
Dr Hemmings is an Adjunct Professor at the DKI-APCSS and a senior adviser at the Pacific Forum. He earned his doctorate in International Relations at the London School of Economics in 2017.
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