Ian Rees Jones is professor of sociology at Bangor University. He has published extensively in the field of medical sociology addressing health inequalities, chronic illness and medical decision making. Paul Higgs is reader in medical sociology at University College London. He has published widely in both social gerontology and medical sociology. David J. Ekerdt is professor of sociology and director of the Gerontology Center at the University of Kansas. He studies work, retirement, and residential transitions in later life.