Elvis C. S. Chen received the Ph.D. degree from the School of Computing, Queen’s University, Canada, in 2007. He is currently a Scientist with Robarts Research Institute, with cross appointments to Western University, Canada. He is working in the field of computer-assisted surgery, his research goal is to assist surgeons in their surgical delivery by devising novel computerized surgical workflow. His research interests include surgical metrology, visualization and perception, medical robotics, and mixed reality environments.