Dr. Vasileios Kokkinos was born in Ioannina, Greece in 1981. He obtained his diploma from the Physics Department of the University of Patras on October 2003. Next, he was accepted in the postgraduate program “Electronics and Information Processing” in the same department and on March 2006 he obtained his Master Degree. In 2010 he received his PhD on Power Control in Mobile Telecommunication Networks from the Computer Engineering and Informatics Department. He works in the Research Unit 6 of Computer Technology Institute and Press "Diophantus" since September 2006. His research interests include data networks, third and fourth generation mobile telecommunications networks, multicast routing and group management and radio resource management.He has obtained the Cambridge Proficiency in English and the Zertifikat diplom in German. He has published several research papers in various well-known refereed conferences and articles in scientific journals.