In 1954, Lyotard became a member of Socialisme ou Barbarie ("Socialism or Barbarism"), a French political organisation formed in 1948 around the inadequacy of the Trotskyist analysis to explain the new forms of domination in the Soviet Union.
En 1954 fíxose membro de Socialismo ou barbarie, organización política formada en 1948 ante a insuficiencia da análise trotskista para explicar as novas formas de dominación na Unión Soviética.