Riccardo Sessa is the President of the Italian Society for International Organization – SIOI UNA Italy.
Appointed by the General Assembly of members on a proposal from the Board of Directors on 27 April 2023, he succeeded Franco Frattini, President of SIOI from 2012 to 2022.

Ambassador Sessa was Ambassador of Italy to Belgrade, Tehran, Beijing and Permanent Representative to NATO in Brussels. He was also Director General for the Mediterranean and the Middle East, and previously, Head of the Office for Relations with Parliament at the Minister of Foreign Affairs’ Cabinet, Diplomatic Advisor to the Minister of Defense and Head of the Secretariat of the President of the Council of Ministers Giulio Andreotti.