Roger Trigg is an emeritus professor of philosophy at the University of Warwick, a senior research fellow at the Ian Ramsey Centre, University of Oxford, and a long-standing member of St Cross College, Oxford. Trigg is a former Mind Association president and the founding president of the British Philosophical Association, representing all British philosophy. As the author of many books on central philosophical topics, he has opposed relativism in all its forms. His most recent book is Religious Diversity: Philosophical and Political Dimensions (Cambridge University Press, 2014), but much of his writing has focused on issues arising from the philosophy of science, including Rationality and Science (Wiley-Blackwell, 1993).