He is currently a Director of Bright Internet Research Center at KAIST. He received his Ph.D. from the Heinz College at Carnegie Mellon University. Before joining KAIST in 2015, he worked at Pohang University of Science and Technology (POSTECH) in 2014-2015. He received a Ph.D. in information systems from Heinz College, Carnegie Mellon University. His research topics are information security & privacy (Bright ICT), economics of information systems, digital content and business analytics.