Athena VakaliAthena Vakali received a B.Sc. degree in Mathematics from the Aristotle University of Thessaloniki, Greece, a M.Sc. degree in Computer Science from Purdue University, USA (with a Fulbright scholarship) and a Ph.D. degree in Computer Science from the epartment of Informatics at the Aristotle University of Thessaloniki. Since 1997, she is a faculty member of the Department of Informatics, Aristotle University of Thessaloniki, Greece. She has published several papers in international journals and conferences. Her research interests include storage subsystem’s performance, XML and multimedia data, management and data placement schemes. Read More Read Less