Olympia, 1-6 September 2015: Under the aegis of the International Olympic Academy the International Symposium “The need of a constructive dialogue between peoples and cultures and the Olympic idea” took place. The importance of the Olympia Symposium, initiated and arranged by Mr. Spyros Mercouris, IDC Honorary President, cannot be overestimated bringing the International Delphic Council in touch with the scientific world of Olympia and with the Greek Government.