Sotirios K. Goudos is a professor in the School of Physics, Aristotle University of Thessaloniki, Greece. He received a B.Sc. degree in physics in 1991 and an M.Sc. in postgraduate studies in electronics in 1994, both from Aristotle University of Thessaloniki. In 2001, he received a Ph.D. degree in physics from Aristotle University of Thessaloniki, and in 2005 an M.Sc. in information systems from the University of Macedonia, Greece. In 2011, he obtained a diploma degree in electrical and computer engineering from Aristotle University of Thessaloniki. He joined the Department of Physics, Aristotle University of Thessaloniki in 2013, where he is currently a professor. His research interests include antenna and microwave structure design, evolutionary algorithms, wireless communications, machine learning, and semantic web technologies. He has participated as a guest editor or lead guest editor for more than 20 special issues in international journals. He has co-organized four special sessions at international conferences. In addition, he is the director of the ELEDIA@AUTH lab, a member of the ELEDIA Research Center Network.