[Book Review] The Revenge of God: The Resurgence of Islam, Christianity and Judaism in the Modern World . Gilles Kepel, Polity Press, 1994. Shadow of Spirit: Postmodernism and Religion . Phillipa Berry and Andrew Wernick (Eds), Routledge, 1992. Radicals and the Future of the Church . Don Cupitt, SCM Press, 1989.