Baijian Yang is an assistant professor in the Computer Technology program at Ball State University. He became a Microsoft Certified Systems Engineer (MCSE) in 1998 and was one of the core software designers/developers for etang.com. He received his Ph.D. in Computer Science from Michigan State University in 2002. He is now engaged in research and development in the area of wireless networks and distributed systems.

Pei Zheng received his Ph.D. in Computer Science from Michigan State University in 2003. He joined Microsoft as a software engineer in 2005. Before that he was an assistant professor of Computer Science at Arcadia University, and a member of the technical staff at Bell Laboratories, Lucent Technologies. His research interests include distributed systems, network simulation and emulation, and mobile computing.

Lionel M. Ni is Chair Professor, Head of the Computer Science and Engineering Department, and Director of the Digital Life Research Center at the Hong Kong University of Science and Technology. Dr. Ni earned his Ph.D. in electrical and computer engineering from Purdue University in 1980. He has been involved in many projects related to wireless technologies, 2.5G/3G cellular phones, and embedded systems. He is co-author of the book Interconnection Networks: An Engineering Approach (Morgan Kaufmann, 2002), and Smart Phone and Next Generation Mobile Computing (Morgan Kaufmann, 2006).