Mahmoud R. El-Sakka received his B.Sc. (Hons) and M.Sc. degrees in Computer Science and Automatic Control Engineering from the University of Alexandria, Egypt, in 1985, and 1990 respectively, and his Ph.D. degree in Systems Design Engineering from University of Waterloo, Ontario, Canada, 1997. From 1997 to 1999, he was a faculty member with the Department of Systems Design Engineering, University of Waterloo, Waterloo, Ontario, Canada. Since 1999 until now, he is a faculty member with the Department of Computer Science, University of Western Ontario, London, Ontario, Canada. Dr. El-Sakka research interests include image compression and encoding, medical Imaging, computer aided diagnostic, digital image understanding and enhancement, digital image segmentation, and image security Dr. El-Sakka has been a member of the Professional Engineers Ontario (PEO) since 1999, as well as a Senior Member of the Institute for Electrical and Electronic Engineers (SM-IEEE) since 1999.