Graduate student at the University of Pennsylvania, he is completing a dissertation on the formation of the so-called "Southern Lineage of the Golden Elixir" from the legacy of Bai Yuchan (1 194-ca. 1227), placing the early phases of this movement in a context of social and religious change during the Song- Yuan period. He conducted research in Paris (1990-1991), Kyoto (1991-1993), and Cambridge (1993-1995). He co-edited the proceedings of the Seventh International Conference on the History of East Asian Science (Kyoto, August 1993), with Prof. Hashimoto Keizô and Dr. Catherine Jami, published as Chinese Science: Tradition and Beyond (Osaka: Kansai University Press, 1995). His research interests include the religious, alchemical, and medical traditions of imperial Chinese society.