The work of the French American theorist Ren Girard (b.1923) has been highly influential in a wide variety of intellectual disciplines. One enthusiastic reviewer in Le Monde suggested that the year 1972 (when La Violence et le Sacr was published) should be marked with an asterisk in the annals of the humanities, including literature, theology and religious studies. There is a paradox here insofar as Girard is, strictly speaking, neither a philosopher...