Sim-Heng Ong is an Associate Professor in the Department of Electrical and Computer Engineering, National University of Singapore. He received his B.E. (Hons.) from the University of Western Australia and his Ph.D. from the University of Sydney. His major research areas are computer vision and medical image analysis and visualization. He collaborates extensively with clinicians from the National University Hospital, Singapore, in the analysis and visualization of a variety of medical images with the aim of developing software tools that will assist medical doctors in diagnosis, treatment planning and patient monitoring. He has published extensively in international journals and conference proceedings.