received his Ph.D. degree in computer science from Hong Kong University of Science and Technology in 1999. Now, Dr. Ma is an Associate Professor in the School of Electrical and Electronic Engineering at Nanyang Technological University in Singapore. He has extensive research interests including wireless networking and wireless network security. He has led and/or participated in around 20 research projects funded by government, industry, military and universities in various countries. He has been a member of the technical program committees for more than 100 international conferences. He has been a general chair, technical symposium chair, tutorial chair, publication chair, publicity chair and session chair for more than 50 international conferences. Dr. Ma has more than 170 international academic publications including 60 journal papers, more than 110 conference papers and/or book chapters, and 3 academic books. He currently serves as the Editor-in-Chief of International Journal of Electronic Transport, an Associate Editor for IEEE Communications Letters, a Senior Editor for IEEE Communications Surveys and Tutorials, and an Associate Editor for International Journal of Network and Computer Applications, International Journal of Security and Communication Networks, and International Journal of Wireless Communications and Mobile Computing. Dr. Ma is a senior member of IEEE Communication Society and a member of a few technical committees in the IEEE Communication Society.