Dr. Dimitris Tsolkas holds a Ph.D degree from the Department of Informatics and Telecommunications, National and Kapodistrian University of Athens (NKUA). He has long experience in R&D and project management, working in a plethora of EC-funded research and development projects in association with institutions from academia (Department of Informatics and Telecommunications - NKUA, Computer Technology Institute and Press “Diophantus”, and Department of digital systems - University of Piraeus) and industry (LINK Technologies S.A., WEST L’Aquila, and MOBICS S.A.). He has teaching experience as lecturer at Business College of Athens (BCA) and as assistant instructor of postgraduate courses at the Department of Informatics and Telecommunications – NKUA. He has published more than 35 articles in peer-reviewed journals, international conferences and book chapters. His research interests lie in the areas of 5G RAN, D2D communications, and QoE provisioning.