Thanos Dokos received his Ph.D. in International Relations from Cambridge University and has held research posts at the Hessische Stiftung Friedens und Konfliktforschung (1989-90) and the Center for Science and International Affairs (CSIA) at Harvard University (1990-91). He served as the Director for Research, Strategic Studies Division, Hellenic Ministry of National Defence (1996-98) and as an Advisor on NATO issues to the Ministry of Foreign Affairs (1998-1999). He was a NATO research fellow for 1996-98. He was the Director of Research (1999-2006) and then the Director-General of the Hellenic Foundation for European & Foreign Policy (ELIAMEP) [2006-2019]. He has taught at the Universities of Athens and Piraeus, the Hellenic National Defence College, the Diplomatic Academy and the Hellenic National Security Academy. In November 2019, he was appointed Deputy National Security Advisor to the Prime Minister of Greece and in October 2020 National Security Advisor.