Hiroyuki Kitagawa received the B.Sc. degree in physics and the M.Sc. and Dr.Sc. degrees in computer science, all from the University of Tokyo, in 1978, 1980, and 1987, respectively. He joined Institute of Information Sciences and Electronics, University of Tsukuba, in 1988. He is currently a full professor at Faculty of Engineering, Information and Systems and at Center for Computational Sciences, University of Tsukuba. He serves as Provost of Graduate School of Systems and Information Engineering, University of Tsukuba. His research interests include databases, data integration, stream processing, data mining, social media mining, information retrieval, and scientific databases. He is President of the Database Society of Japan, an IEICE Fellow, an IPSJ Fellow, and an Associate Member of the Science Council of Japan. Before joining University of Tsukuba, he was a research staff member in NEC Corporation, Tokyo. He was a visiting scholar of University of Maryland from 1984 to 1985, and of Carnegie Mellon University from 2001 to 2002. He served as Chairperson of the IEICE Special Interest Group on Data Engineering from May 1999 to May 2001, Chairperson of ACM SIGMOD Japan Chapter from June 2003 to June 2007, and Vice President of the Database Society of Japan from June 2012 to June 2014. He is a member of ACM, IEEE, and JSSST.