Belief and religion are returning as focal concerns in modern philosophical debate. Interestingly, this 'religious turn' is most clearly seen in so-called post-modern or post-structuralist thinking. Today we are witnessing the dissolution of philosophical theories such as positivist scientism and Marxism, which thought they had definitively liquidated religion. After modernity, there are no more strong philosophical reasons either to be an atheist refusing religion or to be a theist refuting science. The above, or similar, attitudes form a common point of departure for all the contributors to.