Subhabrata Sen is a member of the Internet and Networking Systems Research Center at AT&T Labs -- Research in Florham Park, New Jersey. He received a Ph.D. in Computer Science from the University of Massachusetts, Amherst, USA, in 2001. His research interests are in the field of Internet technologies and applications, including network traffic measurement and characterization, network security, network anomaly detection, peer-peer systems and overlay networks, multimedia proxy services, and end-to-end (operating system and network) support for streaming multimedia. Dr. Sen has published over thirty four peer-reviewed journal, conference, and workshop papers. He has served as a program committee member and reviewer for several leading conferences and journals. He is currently serving on the organizing committee of ACM SIGCOMM 2005 as Student Travel Grant Chair, and also co-chairing the ACM SIGCOMM 2005 Workshop on Mining Network Data (MineNet-05).