Yuchul Jung has been working as a senior researcher in department of information convergence research, Korea Institute of Science and Technology Information (KISTI), Daejeon, from 2013. Prior to joining KISTI, he worked as a senior researcher at Electronics and Telecommunications Research Institute (ETRI), Daejeon, South Korea during 2009-2013. His research interests include text mining, sentiment analysis, semantic web, knowledge base construction, and medicine 2.0. He received the Ph.D. degree in computer science from Korea Advanced Institute of Science and Technology (KAIST) in 2011. He has served as reviewer for Knowledge-Based Systems, IEEE Communication Magazine, and ACM Trans. on Interactive Intelligent Systems (TiiS) from 2011.