John F. Nunn retired as head of the anaesthesia division of the Clinical Research Centre, British Medical Research Council. He is the author of Ancient Egyptian Medicine as well as a number of medical monographs and textbooks which have become standard works. He is a member of the Egypt Exploration Society and has been studying Egyptian hieroglyphs for over twenty-five years. Richard B. Parkinson is an Assistant Keeper in the Department of Ancient Egypt and Sudan in the British Museum. He is an international authority on Ancient Egyptian literature, and his books include The Tale of Sinuhe and Other Ancient Egyptian Poems, Poetry and Culture in Middle Kingdom Egypt and The Pocket Guide to Egyptian Hieroglyphs.