Doctor in Humanities, Gérard Régnier studied philosophy and history of art, first at the Sorbonne, then at the Harvard University (USA). In 1966, he was appointed curator of the Museums of France at the National Museum of Modern Art, then he joined the Georges Pompidou Centre from 1980 to 1989. In 1989, he was appointed chief curator of the heritage and director of the National Picasso Museum. It is also, under the name of Jean Clair, the author of monographs on Bonnard, Balthus, Cartier-Bresson, Duchamp, Giacometti, Music, Picasso, Szafran, and numerous essays and literary works. He is a regular contributor to the following journals: “Nouvelle Revue Française”, “Le Débat”, “Commentaire”, “La Nouvelle Revue de Psychanalyse”, “FMR”, etc.