Dr. Junghyun Park is a principal researcher at Samsung Advanced Institute of Technology (SAIT) in Korea. He got his B.S and Ph.D in the electrical engineering at Seoul National University in Korea in 2006 and 2011, respectively. He worked as a postdoctoral research fellow at Stanford University, Materials Science and Engineering with Professor Mark Brongersma. Since joining SAIT in 2015, he has been working in the field of metasurfaces and their applications including light detection and ranging (LiDAR), holography, and free space optical communications.