Start the Week - 07/12/2009

Andrew Marr explores whether the Enlightenment or communism is more relevant today, with Tzvetan Todorov defending the role of 18th-century thought and Tariq Ali demanding a re-evaluation of communist ideals. Andrew Graham-Dixon champions Russian art, and, on the 60th anniversary of Simone de Beauvoir's The Second Sex, Janine di Giovanni celebrates its enduring appeal.