Prokopis Theodoridis is a Professor of Marketing at the Hellenic Open University's School of Social Sciences. He holds an M.Sc. in Marketing from the University of Stirling (UK) and a Ph.D. from Athens University of Economics and Business (Gr). His primary research interests encompass consumer behaviour, marketing and sustainability, food waste, and marketing communications. His research has been published in international journals and presented at numerous conferences. He has served as Track Chair, Session Chair, and Reviewer for various international conferences. He is the General Secretary of the Greek Marketing Academy and a member of the European Marketing Academy.