Professor of the Computing & Mathematical Sciences and Electrical Engineering Departments at Caltech, and an adjunct professor of both Swinburne University, Australia and Shanghai Jiaotong University, China. He was a co-recipient of the IEEE best paper awards in 2007 and 1997, and the 1996 R&D 100 Award. He was a member of the Networking and Information Technology Technical Advisory Group for the US President’s Council of Advisors on Science and Technology (PCAST). He received his B.S. from Cornell University and PhD from Berkeley, and is an IEEE Fellow.