George Mastorakis is a director of the e-Business Intelligence Laboratory and an associate professor in the Department of Management Science and Technology at Hellenic Mediterranean University in Greece. His research interests include cognitive radio networks, IoT applications, IoE architectures, radio resource management, artificial Intelligence applications, networking traffic analysis, 5G mobile networks, dynamic bandwidth management, and energy-efficiency networks. He has actively participated in many EC funded research projects (FP6, FP7, and Horizon2020), and acted as a technical manager in several research projects funded by GSRT (General Secretariat for Research & Technology, Ministry of Development, Greece). He is an editor and a co-editor of several edited books. He received his PhD in Telecommunications from the University of the Aegean, Greece.

Constandinos X. Mavromoustakis is a professor in the Department of Computer Science at the University of Nicosia, Cyprus, where he is leading the Mobile Systems Lab. (MOSys). His research covers the design and implementation of hybrid wireless testbed environments, high-performance cloud and mobile cloud computing (MCC) systems, IoT/IoE, modeling and simulation of mobile computing environments, and protocol development and deployment for large-scale heterogeneous networks as well as new “green” mobility-based protocols. He has authored/co-edited several books. He is a management member of the IEEE Communications Society (ComSoc) Radio Communications Committee (RCC), and has served as track Chair and co-Chair of several IEEE International Conferences (including AINA, IWCMC, and IEEE Internet of Things). He received his PhD degree from the Department of Informatics at Aristotle University of Thessaloniki, Greece.

Jordi Mongay Batalla is a professor at Warsaw University of Technology, and deputy director of Research at the National Institute of Telecommunications, Warsaw, Poland. His research is aimed at developing new infrastructures for the future Internet and its applications. He is an editor of four books and author of more than 150 papers published in books, international journals and conference proceedings, and patents (Polish and European Patent Offices). He is/has been a guest editor and member of Editorial Board in more than 10 international journals. Currently, Prof. Mongay Batalla is a technical adviser of the Polish Government for 5G cybersecurity law and a technical adviser of Polish Ministry of Infrastructure for autonomous automotive and others. He is also a technical member of the European Blockchain Services Infrastructure (European Commission) and is a member of Hyperledger platform (a The Linux Foundation project).

Evangelos Pallis is a professor in the Department of Electrical and Computer Engineering at Hellenic Mediterranean University, Greece, and a director of the Research and Development of Telecommunication Systems Laboratory “PASIPHAE”. His research interests include intelligent wireless networks, mobile communication systems, and emerging technologies. He has coordinated many European funded R&D projects and participated in standardization bodies for future wireless networking infrastructures. He is general chairman of International Conferences on Telecommunications and an active contributor to standardization bodies for wireless networks. He has co-edited several books in the above research fields.