Dr Vaggelis Kapoulas obtained his Computer Engineering diploma from the Computer Science and Engineering Department, School of Engineering, University of Patras, Greece. He obtained his Ph.D. from the same department. He is currently the vice director of the Directorate of Greek School Network (www.cti.gr/nts) at Computer Technology Institute and Press “Diophantus”. He is also the person in charge for the nodes of Patras Mesologgi and Lechaina for the National Network of Research and Technology. His research interests include Networks, Telematics and Algorithms for Distributed Systems. He has extended professional experience in the Analysis and Design of Networks, Applications of Networks and Advanced Network Services, Telematic Applications, Open & Distance Learning and Tele-working. He has participated in numerous (more than 50) R&D projects in several national and EU (co)funded programmes. He has published more than 15 articles in scientific journals and more than 60 research papers in various well-known refereed conferences.