Wook Hyun Kwon received B.S. and M.S. degrees in electrical engineering from Seoul National University in 1966 and 1972, respectively, and a Ph D. degree from Brown University in 1975. He was an adjunct assistant professor at the University of lowa (1976-1977). He has been with Seoul National University since 1977, where he is currently a professor emeritus of School of Electrical and Computer Engineering since 2008. He was a visiting assistant professor at Stanford University in 1981-1982. He was a chair professor of DGIST (Daegu Gyeongbuk Institute of Science and Technology) in 2010-2014. Between 2005 and 2008 Professor Kwon served as President of the International Federation of Automatic Control.PooGyeon Park received B.S. and M.S. degrees in electrical engineering from Seoul National University in 1988 and 1990, respectively, and a Ph D. degree from Stanford University in 1995. He has been with POSTECH (Pohang University of Science and Technology) since 1996, where he is currently a professor of Department of Electrical Engineering since 2005.