To commemorate the thirtieth anniversary of Paris’s Centre médical Marmottan, created by Professor Claude Olievenstein to treat drug addiction, experts and intellectuals have contributed a series of essays to analyse and assess the achievements of the centre, which remains a pioneer in its field. The essays also provide a prognosis on substance abuse.

With contributions by Boris Cyrulnik, Jacques Derrida, Jean Dugarin, Dominique Gillot, Michel Hautefeuille, Albert Jacquard, Nicole Maestracci, Louise Nadeau, Jeremy Narby, Claude Olievenstein, Bernard Roques and Marc Valleur.