Elisabeth Hsu is Professor of Anthropology at the Institute of Social and Cultural Anthropology of the University of Oxford, and Governing Body Fellow of Green Templeton College. Recent co-edited volumes include Wind, Life, Health (with Chris Low, Blackwell, 2008) and Plants, Health and Healing: On the Interface of Ethnobotany and Medical Anthropology (with Stephen Harris, Berghahn Books, 2010). Her most recent authored book is Pulse Diagnosis in Early Chinese Medicine: The Telling Touch (Cambridge University Press, 2010). Peregrine Horden is Professor of Medieval History at Royal Holloway, University of London, and an Extraordinary Research Fellow of All Souls College, Oxford. He is co-author of The Corrupting Sea: A Study of Mediterranean History (with Nicholas Purcell,Blackwell, 2000) and author of Hospitals and Healing from Antiquity to the Later Middle Ages (Ashgate, 2008). He is also writing a general book on early hospitals for Yale University Press.