La stérilisation hitlerienne Un testo inedito di Camillo Berner - Camillo Berneri, an Italian anarchist, exiled in France during the fascist era, wrote in French this unpublished essay. This paper examines the law - passed in Nazi Germany in July 1933 - which made compulsory the sterilization of persons suffering from "hereditary diseases", such as psychiatric disorders. According to Berneri the roots of this law can be traced in the European (and American) debate on eugenic practices. Keywords: eugenics, sterilization, racism, national socialism, Camillo Bern