Cornelius Castoriadis (1922-1997), the philosopher of social imagination, was a political activist and a revolutionary theorist. Castoriadis, after his education in Athens and his arrival in Paris in 1945, founded with Claude Lefort and others the group and journal "Socialisme ou Barbarie" (1949-1965), while working simultaneously as a professional economist at the Organization for Economic Cooperation and Development. In order to avoid deportation from France, Cornelius Castoriadis wrote his political texts under pseudonyms (namely Chaulieu, Cardan, Coudray) until his naturalization as a French citizen at the end of the 1960s. English translations of his writings were circulated at that time…