Takashi KOBAYASHI is a full professor at Department of Computer Science, School of Computing, Institute of Science Tokyo. His research interests include software reuse, software design, software maintenance, program analysis, software configuration management, Web-services compositions, workflow, multimedia information retrieval and data mining. He received a B.Eng, M.Eng. and Dr.Eng degrees in computer science from Tokyo Institute of Technology in 1997, 1999 and 2004 respectively. He’s a member of the ACM, IEEE-CS, Information Processing Society of Japan (IPSJ), Japan Society for Software Science and Technology(JSSST), Institute of Electronics, Information and Communication Engineers(IEICE) and The Database Society of Japan(DBSJ).