Juan Domingo Sánchez Estop taught modern philosophy in the Universidad Complutense de Madrid from 1981 to 1986. He translated Spinoza’s correspondence in Spanish and, as a member of the Association des Amis de Spinoza, took part in seminars and congresses in France and Italy. He is currently working as a senior translator in the Council of the European Union and is specialized in foreign policy matters. He is an advisory editor of the review Décalages (on Althusserian studies). He writes in European and Latin-American publications on Spinoza, Althusser, modern philosophy and political philosophy. His last book is La dominación liberal (Tierra de Nadie, Madrid, 2010). He is currently linked to the Philosophy Center of the Université libre de Bruxelles, where he is preparing a PhD on Spinoza in Althusser.