Sung-Kwan Joo received his M.S. and Ph.D. degrees from the University of Washington, Seattle, in 1997 and 2004, respectively. From 2004 to 2006, he was an Assistant Professor in the Department of Electrical and Computer Engineering at North Dakota State University, Fargo, U.S. He is currently a Professor at the School of Electrical Engineering at Korea University, Seoul, Korea. His research interests include multidisciplinary research related to energy systems, involving information technologies, optimization, and intelligent systems.