Paul U UnschuldPaul U. Unschuld is Professor and Director of the Institute for the History of Medicine at Munich University. His books previously published by California include Medicine in China: A History of Pharmaceutics (1986), Nan-ching--The Classic of Difficult Issues (1986), Medicine in China: A History of Ideas (1988), and Essential Subtleties on the Silver Sea (with Jürgen Kovacs, 1998). Read More Read Less