Paolo Virno is an Italian philosopher, semiologist, and a prominent figure among contemporary Marxist thinkers. He teaches philosophy of language at the University of Rome. He is the author of A Grammar of the Multitude, Multitude: Between Innovation and Negation, When the Word Becomes Flesh: Language and Human Nature, and Déjà Vu and the End of History. Lorenzo Chiesa is director of the Genoa School of Humanities and visiting professor at the European University at St Petersburg, Russia. He is the author of volumes on psychoanalysis and political theory. He has translated books by Giorgio Agamben and Paolo Virno into English and by Slavoj Zizek into Italian.