He received the B.S. degree in Electrical Engineering and the M.S. degree in Computer Science from Xi'an Jiaotong University, China in 1998 and 2001, respectively. He received the Doctor of Science degree in Computer Science from Washington University in St. Louis in 2006. Prior to joining Michigan State University, he was on the faculty of Computer Science Department at the City University of Hong Kong. He has served on the technical program committees for a number of international conferences including MobiHoc and RTSS and held several workshop chair positions including Program Co-chairs of the ACM International Workshop on Heterogeneous Sensor and Actor Networks (2008) and the IEEE Workshop on Wireless Ad hoc and Sensor Networks (2008 and 2009). His research interests include Cyber-physical Systems, Wireless Sensor Networks, and Wireless Networking.