Boon Thau Loo
Assistant Professor
Dept. of Computer and Infomation Science
University of Pennsylvania
605 Levine Hall, 3330 Walnut Street,
Philadelphia, PA 19104-6389, USA
E-mail: boonloo AT cis.upenn.edu
Stefan Saroiu
Researcher
Networking Research Group
Microsoft Research
One Microsoft Way, Building 99/2606
Redmond, WA 98052
E-mail: ssaroiu AT microsoft.com