Prof. Dr. Dae Sik Jang received a B.S., an M.S., and a Ph.D. degree from Gyeongsang National University, Chinju, Korea, in 1991, 1994, and 1998, respectively. From 2003 to 2004, he worked as a research associate professor at the Department of Molecular Life Sciences, Graduate School, Ewha Womans University. From 2004 to 2010, he served as a senior research scientist at the Department of Herbal Pharmaceutical Development, Korea Institute of Oriental Medicine. He has been a professor at the Department of Pharmaceutical Science, College of Pharmacy, Kyung Hee University since 2010. His research fields include isolation and structure elucidation of plant secondary metabolites, discovery of new bioactive compounds from natural sources, and construction of a natural product library for the development of new drugs and standardization of herbal pharmaceuticals.