Kwok-Tung Lo was born and raised in Hong Kong. He obtained his MPhil and PhD degrees in Electronic Engineering from the Chinese University of Hong Kong in 1989 and 1992 respectively. Since 1992, he has been with the Hong Kong Polytechnic University, where he is now an Associate Professor at the department of Electronic and Information Engineering. Dr. Lo is very active in research and has published over 160 papers in various international journals and conference proceedings. In 2007, one of his papers on digital video processing won the Most Cited Paper Award for the Journal of Visual Communication and Image Representation. Recently, his other paper on analysis of multimedia encryption scheme was awarded the First Prize of the Natural Science Paper Award by the Xiang Tan City, Hunan Province, P.R. China in 2012. He is currently a member of the Editorial Board of Multimedia Tools and Applications, Recent Patents on Signal Processing and The Scientific Word Journal. His current research interests include multimedia signal processing, digital watermarking, multimedia encryption, image and video coding, P2P networking and video streaming, multimedia communications and Internet applications.