Georgios Kostakos

Former Senior Adviser, Global Governance and Sustainability

Georgios Kostakos joined The Hague Institute in February 2013. He works from Brussels, Belgium, where he is currently an independent consultant also associated with the Salzburg Global Seminar, UN system agencies and the European Commission.

Georgios holds an MA and a PhD in International Relations (University of Kent, UK), and a Mechanical Engineering degree (National Technical University of Athens, Greece). From September 2010 to July 2012 he served on the secretariat of the UN Secretary-General’s High-level Panel on Global Sustainability (GSP) as Senior Adviser and Acting Deputy Executive Secretary.

His numerous UN assignments, amounting to some 14 years of his work experience which spans more than 20 years in all, include senior positions in the UN Secretary-General’s Climate Change Support Team (CCST); the Secretariat of the United Nations System Chief Executives Board for Coordination (CEB); and the UN Framework Convention on Climate Change (UNFCCC) Secretariat. He also served with the Strategic Planning Unit at the Executive Office of the UN Secretary-General; the Department of Safety and Security; the Department of Political Affairs; and on UN field missions in South Africa, Mexico, Haiti and Bosnia & Herzegovina. Outside the United Nations system, Georgios has been an associate at the Hellenic Foundation for European and Foreign Policy (ELIAMEP) and the University of Athens in Greece in the 1990s.

Either as a practitioner or as an academic, Georgios has been dealing with issues of global governance and sustainability, climate change, UN reform and policy planning, UN system coordination, political affairs, conflict resolution, peacekeeping and peacebuilding. He maintains a current affairs blog at

Recent Work