Wanjiun Liao received the BS and MS degrees in Computer Science from National Chiao Tung University, Taiwan, in 1990 and 1992, respectively, and the Ph.D. degree in Electrical Engineering from the University of Southern California, Los Angeles, California, USA, in 1997. She is a Distinguished Professor of Electrical Engineering, National Taiwan University (NTU), Taipei, Taiwan. She is an Adjunct Research Fellow of Research Center for Information Techonology Innovation, Amercian Sinica, Taiwan. She is the General Director of Engineering Division in the Ministry of Science and Technology in Taiwan. Her research interests are focused on the design and analysis of wireless and multimedia networking, green communications, on-line social network analysis, and cloud networking.