This polemical work presents to the English-speaking world one of the most original philosophical thinkers to have emerged within post-war Europe. Sebastiano Timpanaro is an Italian classical philologist by training, an author of scholarly studies on the nineteenth-century poet Leopardi, and a Marxist by conviction. With great force and wit, On Materialism sets itself against what it sees as the virtually universal tendency within western Marxism since the war, to dissociate historical materialism from biological or physical materialism. Whereas the philosophical legacy of the later Engels...