Y.C. Tay received his B.Sc. from the University of Singapore and his Ph.D. from Harvard University. He is a professor in the Department of Mathematics and Department of Computer Science at the National University of Singapore, and a Resident Fellow in Tembusu College. He has spent sabbaticals at Princeton, MIT, Cambridge, UCLA, National Taiwan University, Microsoft, Intel, and VMware. He has served on program committees for ACM SIGMETRICS, ACM SIGMOD, IFIP PERFORMANCE, VLDB, IEEE ICDE, IEEE MASCOTS, IFIP NETWORKING, and ICS. He is also a Senior Associate Editor for ACM Transactions Modeling and Performance Evaluation of Computing Systems. His main research interest is performance modeling (database transactions, wireless protocols, Internet traffic, cache misses). Other interests include database systems (synthetic generation of data and social networks) and the use of local time in distributed computing. He has won several teaching awards.