Stephen G. Post is Professor in the Department of Bioethics, Case Western Reserve University School of Medicine, and was a Senior Research Scholar in the Becket Institute at St Hugh's College, University of Oxford. He is Editor-in-Chief of The Encyclopedia of Bioethics (3rd edn., Macmillan Reference, 2004). He is an elected member of the Medical and Scientific Advisory Panel of Alzheimer's Disease International, the recipient of a ‘distinguished service’ award from the Association's National Board (1998), and the author of The Moral Challenge of Alzheimer Disease: Ethical Issues from Diagnosis to Dying (2nd edn., Johns Hopkins University Press, 2000).