DR. ANNA HAC is Professor in the Department of Electrical Engineering, University of Hawaii at Manoa, Honolulu, and a member of the Editorial Board of the IEEE Transactions on Multimedia. She has been a Visiting Scientist at the Imperial College, University of London, England; a Post-Doctoral Fellow at UC Berkeley; an Assistant Professor of Electrical Engineering and Computer Science at The Johns Hopkins University, and a Member of Technical Staff at AT&T Bell Laboratories. Her research contributions include system and workload modeling, performance analysis, reliability, modeling process synchronization mechanisms for distributed systems, congestion control, and wireless networking.