His research interests include specification mining, program analysis, program transformation, functional programming, domain-specific languages, and aspect-oriented programming. Jiawei Han is a professor in the Department of Computer Science at the University of Illinois at Urbana-Champaign. He is editor-in-chief of the ACM Transactions on Knowledge Discovery from Data and co-editor of Geographic Data Mining and Knowledge Discovery, Second Edition (CRC Press, 2009) and Next Generation of Data Mining (CRC Press, 2009). His research interests include information network analysis, knowledge discovery, pattern discovery, data streams, and multidimensional analysis.