Received a B.S. degree in computer science and statistics from Seoul National University in 1988, an M.S. degree in computer science and statistics from Seoul National University in 1990, and a Ph.D. degree in computer science from the University of Southern California in 1996. She is currently a professor at the Department of Artificial Intelligence at Dongguk University, Seoul, Korea. Her research interests include machine learning, NLP, and knowledge-based reasoning.