• Former Prime Minister of the Republic of Serbia

• Brig. General (res.) 
• Senior officer, Israel defence forse - Intellegence corps (I.D.F)

• Former President of the Constitutional Court of the Republic of Slovenia

• Former Ambassador of Sri Lanka to UN, member of ILC

• Ambassador

• Pilot, former assistant to the Joint Chief of the Army Air force

• Former Ambassador of Israel to South Sudan and Egipt

• Vice-Rector, University of Economics and Human Sciences, Warsaw

• General Secretary, Spokesperson of the President of the Republic of Turkey

• State Senator, Massachusetts, USA

• Former Director General of ISESCO

• Former Chair of the Group of the Progressive Alliance of Socialists and Democrats (S&D) in the EP

• General Secretary, Intergovernmental Organization EDU

Former Chief of Romanian Army Intelligence Service

• Professor of Politics, School of Communications, Arts and Social Sciences, Richmond University

• President and CEO, Canadian Energy Research Institute

•  President Commissioner of Glendale Partners, Glendale Partners

• Iranian top diplomat, the Iran Nuclear Talks chief negotiator 2010s

• Senior Fellow Johns Hopkins/School of Advanced International Studies Foreign Policy Institute

• Spiritus rector and Dean Emeritus of the International Anti-Corruption Academy (IACA) and former Executive Secretary of its Assembly of Parties