He graduated in Pisa in 1973 with a thesis on Walter Benjamin's thought. At Scuola Normale Superiore he became a tenured researcher, and remained so until 2014, when he gave his early resignation. In 1979-1980 he collaborated in a Jacques Derrida seminar at the Ecole Normale in Paris. With the tutelage of Louis Marin he obtained the Doctorat de Troisième Cycle en Philosophie in 1984, took the EHESS in Paris and the DEA in Réalisation cinématographique following the courses directed by the documentary maker Jean Rouch in Nanterre. He has taught Aesthetics and Aesthetics of Cinema, with provisional annual assignments, in various Italian universities. He held, by invitation, a seminar at the EHESS in Paris, in collaboration with Prof. Eric Michaud. He is currently editor of the magazine Altraparola and collaborates with the Center for State Reform in the Florence office.