Etienne Klein is the director of the Laboratoire de Recherche sur les Sciences de la Matière of CEA and a member of the Académie des Technologies. He is interested in the question of time and other subjects that are at the crossroads of physics and philosophy. He is a professor at Ecole Centrale-Supélec. He also hosts every Saturday on France-Culture "La conversation scientifique" and has recently published: "Idées de génies" with Gautier Depambour, Champ-Flammarion, 2021; "Psychisme ascensionnel", Artaud, 2020 as well as "Le Goût du vrai", Gallimard, coll. Tracts, 2020.
