chienJen-Tzung Chien received his Ph.D. degree in electrical engineering from National Tsing Hua University, Hsinchu, Taiwan, ROC, in 1997. During 1997-2012, he was with the National Cheng Kung University, Tainan, Taiwan. Since 2012, he has been with the Department of Electrical and Computer Engineering, National Chiao Tung University (NCTU), Hsinchu. He serves as an adjunct professor in the Department of Computer Science, NCTU. He held the Visiting Professor positions at the Panasonic Technologies Inc., Santa Barbara, CA, the Tokyo Institute of Technology, Tokyo, Japan, the Georgia Institute of Technology, Atlanta, GA, the Microsoft Research Asia, Beijing, China, and the IBM T. J. Watson Research Center, Yorktown Heights, NY. His research interests include machine learning, signal processing, speech recognition, face recognition, information retrieval, and blind source separation.

Dr. Chien served as the associate editor of the IEEE Signal Processing Letters in 2008-2011 and the tutorial speaker of the ICASSP in 2012, the INTERSPEECH in 2013, the APSIPA in 2013, and the ISCSLP in 2014, and the ICASSP in 2015. He received the Best Paper Award of the IEEE Automatic Speech Recognition and Understanding Workshop in 2011 and the Distinguished Research Award from the Ministry of Science and Technology, Taiwan in 2006, 2010 and 2014. He has published extensively, including the book "Bayesian Speech and Language Processing", Cambridge University Press, 2015. He is currently serving as an elected member of the IEEE Machine Learning for Signal Processing (MLSP) Technical Committee.