He also continued his research in social, economic and human sciences as President of the French High Authority on Health (2005-2011) where he headed a college of 8 executive members, 400 high-level collaborators, 3,000 experts, (62, 000K€) to evaluate health technology, to make recommendations for good practices, certify healthcare establishments, and provide medical and economic advice, after having been President of the Afssaps (Medicines Agency) (2003-2005) and President of the French Transplant Establishment (2003-2005) (transformed into the French Biomedicine Agency in 2004).