John N. Tsitsiklis was born in Thessaloniki, Greece, in 1958. He received his Ph.D. (1984) degrees in Electrical Engineering from Massachusetts Institute of Technology, Cambridge, Massachusetts. During the academic year 1983-84, he was acting Assistant Professor of Electrical Engineering at Stanford University, Stanford, California. Since 1984, he has been with the Massachusetts Institute of Technology, where he is currently Professor of Electrical Engineering and Computer Science. He has served as acting co-director of the MIT Laboratory for Information and Decision Systems (Spring 1996 and 1997). He has also been a visitor with the Dept. of EECS at the University of California at Berkeley, and the Institute for Computer Science in Iraklion, Greece. His research interests are in the fields of systems, optimization, control, and operations research.