Alexandre Costanzo, philosopher, is living in Paris and teaching at the  Art School of Annecy. As Director of the magazine Failles he works on the concept of emancipation and possibility. He is autor of different philosophical essays about Franz Kafka, Walter Benjamin, Rosa Luxemburg and the collective work Esthétique et philosophie (with Alain Badiou), Musée d'art moderne de Saint-Étienne, 2011.