Paul U. Unschuld is Professor and Director of the Horst-Goertz Institute for the Theory, History, and Ethics of Chinese Life Sciences, Charite Medical University-Berlin. He is the author of numerous works on European medical history and Chinese medical history including "Medicine in China: A History of Pharmaceutics" and "Huang Di Nei Jing Wen: Nature, Knowledge, Imagery in and Ancient Chinese Medical Text, " both from UC Press. Karen Reimers, MD is a graduate of McGill University and the Ludwig-Maximilians University of Munich.