Agrégé professor in economics, Christian de Boissieu is President of the Economic Analysis Council for the Prime Minister. Graduate of the Ecole Normale Supérieure in sciences, former high commissioner for atomic energy, Bernard Bigot is the general administrator of the Atomic Energy Commission. Engineer of armament and former Director-General of civil aviation, Michel Scheller is President of the Aeronautic and Astronautic Association of France. Diplomat and former European Commissioner, Yves-Thibault de Silguy is President of Vinci. Philippe Esper is President of the international council company Eurotradia and President of the Defence Economic Council.