Su-Fen Yang is a Distinguished Professor and Chair of the Statistics Department at the National Chengchi University in Taiwan. She received a Ph.D. in Statistics from the University of California, Riverside, CA, USA. She previously served as Chair of the Department of the commercial college at National Chengchi University. She is a member of the Quality Management Committee of the Ministry of Economic Affairs Bureau of Standards, Taiwan, and the Committee of the Chinese Society for Quality, and an Associate Editor of the Journal of Quality and JCIIE. She is the author of one book on Quality Management and more than 100 peer-reviewed articles published in international journals. Her research interests are mainly in statistical process control, quality engineering, and probability models.