is a Professor of Mathematics at the National University of Singapore (NUS), having first joined NUS in 1991. He received his BSc from Zhejiang University, China in 1984, and his PhD from Yale University, USA in 1990.
His research interests are in representation theory of Lie groups. Together with his collaborators, he has contributed to the branching problem of smooth representations, the theory of local theta correspondence, and the understanding of a fundamental class of unitary representations known as special unipotent representations.
He has actively participated in scientific and regional cooperation events in Asia, including China, Japan, Korea, India, Vietnam, Malaysia, Indonesia and Thailand. He is a fellow of the Singapore National Academy of Science.