Hideo Saito received a Ph.D. degree in electrical engineering from Keio University, Japan, in 1992. Since 1992, he has been with the Faculty of Science and Technology, Keio University. From 1997 to 1999, he joined the Virtualized Reality Project with the Robotics Institute, Carnegie Mellon University, as a Visiting Researcher. Since 2006, he has been a Full Professor with the Department of Information and Computer Science, Keio University.