Dr. Sotirios Kontogiannis graduated from Democritus University of Thrace, Department of Electrical and Computer Engineering. He received a M.Sc. in Software Engineering and Ph.D. from the same department, in the research area of algorithms and network protocols for Distributed systems. He also scientific advisor into SMEs and principal investigator of several GSRT founded projects. His research interests focus on the areas of Distributed systems, load balancing algorithms, parallel algorithms, IoT systems and protocols, distributed database systems, microprocessors, data mining, big data, knowledge extraction algorithms, sensor networks, middleware, application protocols and computer networks. He is currently a scientific staff member and director of the Distributed micro-computers laboratory team (http://kalipso.math.uoi.gr/microlab), at the Department of Mathematics, University of Ioannina. His personal website is at http://spooky.math.uoi.gr/~skontog and his E-mail is: skontog at cc.uoi.gr.