Dionisis Margaris received his B.Sc., M.Sc., and Ph.D. degrees from the Department of Informatics and Telecommunications, University of Athens, Greece. He is currently an Associate Professor in Information Systems for Recommendations and Business Processes with the Department of Digital Systems, University of the Peloponnese, Greece. He has published more than 90 articles in international journals, conferences and books, while his research interests include recommender systems, information systems, business processes and LLMs.