David Crystal is the world's best known linguist. He is Honorary Professor of Linguistics at the University of Wales, Bangor. His books include Linguistics, Language and Religion (1965), The Stories of English (Penguin, 2004) The Fight for English (OUP 2006), and Just a Phrase I'm Going Through: my Life in Language (Routledge 2009). He has written extensively on religious language, including 'Linguistics and Liturgy' for Church Quarterly in 1969 and 'Language in Church' for The Tablet in 1985.