Thierry Rayer président du Cercle d'Etudes Scientifiques Rayer et Olivier Giscard d'Estaing H.E. Thierry Rayer, has met Olivier Giscard d’Estaing to discuss about his relationships with the Chiefs of states African, China and United-States. PARIS, FRANCE, January 3, 2021 /EINPresswire.com/ -- Thierry Rayer, President of the "Cercle d’Études Scientifiques Rayer" has met Olivier Giscard d’Estaing to discuss about his curriculum and his relationships with the Chiefs of states, especially African ones but also of China and United-States. (You will find the video at the end of the article) B.L. from Paris, Political Sciences diplomas of Oxford and Harvard Business School, Prized in Roman Law, OLIVIER GISCARD D'ESTAING (Valery Giscard d'Estaing’s brother) had three exceptional careers in management industry, teaching and politics.