Dr. John Chen, PhD, OMD, LAc, is a recognized authority on Chinese herbal medicine and Western pharmacology. Holding doctoral degrees from both USC School of Pharmacy and South Baylo University, he currently teaches at USC and other universities of traditional Chinese medicine. Chen actively participates in education and research, and lectures widely at conferences at local, state, national, and international levels. Dr. Chen is a guest lecturer at the Pacific College of Health and Science acupuncture school. He also appeared in a six-hour Discovery Channel documentary on complementary and alternative medicine in 1999. Chen is the author of three textbooks: Chinese Medical Herbology and Pharmacology, Chinese Herbal Formulas and Applications, and Chinese Herbal Formulas for Veterinarians.