Mr. Yannis earned his doctorate at the Graduate Institute of International Studies in Geneva, Switzerland and was a Visiting Scholar at the Center from August 25, 1997 to June 15, 1998. A recipient of the Albert Gallatin Fellowship in International Affairs for 1997-98, Mr. Yannis used his time at Columbia and the Center to work on his thesis: “State Collapse and the International System: Revisiting Sovereignty in Somalia.” Mr. Yannis has been advisor to the EC Special Envoy to Somalia and Chairman of the Somalia Aid Coordination Body. He has published numerous articles and presented numerous papers throughout Europe.