Joe Walker, principal teacher of religious education at Liberton High School, Edinburgh, has written Their World: Religion and Animal Issues for use in early secondary RE or personal and social education. The 48-page textbook tackles animal welfare issues from a variety perspectives - religion, science and animal organisations, allowing pupils to explore their own responses. pound;6.25 from Hodder amp; Stoughton, 338 Euston Road, London NW1 3BH.