Polar is a Robotics Fellow in the Division of Safety Research and Center for Occupational Robotics Research at National Institute for Occupational Safety and Health (NIOSH). His research and teaching interests include Human-Robot Collaboration, Computer Vision, Reinforcement Learning, Building Information Modeling (BIM), Digital Twins, and Extended Reality (XR) to promote sustainability and safety in future construction and manufacturing sites. He received his Ph.D. in Civil Engineering and M.S. in Robotics at the University of Michigan. He also received M.S. and B.S. in Civil Engineering from National Taiwan University.