He led (serving as the Project Coordinator) the project OneFIT (07.2010-12.2012), and he served as Technical Manager of the project E3 (09.2008-12.2009), while also being Chairman of various Work Groups of WWRF, the most recent being the WGC “Communication Architectures and Technologies” (01.2004-12.2015). Professor Demestichas teaches Computer Networks I & II, at undergraduate level. He has supervised ten already completed PhD theses, and three currently under development. The main research areas of the TNS laboratory are smart/cognitive/autonomic management/convergence, management of ICT infrastructures/core-fixed access, applications/integrated services, SDN/NFV, smart wireless access, cognitive radio networks, opportunistic/sensor networks, as well as cloud/Internet of Things. Professor Demestichas participated in the project EuConNeCts2, in the context of which he organized the European Conference on Networks and Communications (EUCNC 2016), as the Chair of the Technical Programme Committee. The conference took place in Athens, Greece in June 2016. He has participated through various leading roles in the projects SLALOM, UniverSelf, iCore and ACROPOLIS. At a European level he has actively participated in research and development project under the framework programmes RACE II, ACTS, BRITE/EURAM, EURET, IST/FP5, IST/FP6, ICT/FP7. His recent interests include 5G aspects, and especially, the exploitation of spectrum beyond 6 GHz, overall spectrum management, 5G architectures, knowledge-based and predictive management, virtualization technologies based on SDN and NFV. He has several publications in these areas in international journals and refereed conferences. In terms of standardization, he has contributed to various standardization bodies such as ETSI and IEEE. He is a senior member of the IEEE, member of ACM and the Technical Chamber of Greece.