Ioannis Hatzilygeroudis received a Diploma of Mechanical & Electrical Engineering (specializing in Electronics Engineering), from the National Technical University of Athens, Greece in 1979. He received an MSc in Information Technology and PhD from the University of Nottingham, UK in 1989 and 1992, respectively. He is currently an Emeritus Professor in the Department of Computer Engineering and Informatics, University of Patras, Greece. His main research interests include knowledge representation (emphasis on integrated/hybrid KR schemes), knowledge-based/expert systems (emphasis on integrated/hybrid systems), intelligent decision support systems, machine learning, sentiment analysis, and intelligent education systems. He has an extensive list of publications (books, edited volumes, papers in journals, conference and workshop proceedings).