Alexandros Liapis holds an MSc degree (2007) from the department of Applied Informatics of the University of Macedonia (Thessaloniki) and a Ph.D. degree from the School of Science and Technology of the Hellenic Open University (HOU). His research interests concern stress detection by analyzing bio-signals in the context of User eXperience (UX) evaluation. He is experienced in user-testing experiments and statistical analysis. He has published, as a first author, several scientific papers in journals and proceedings of international conferences. 
He is a certified java programmer (EUCIP Certification) and he has developed many software applications in private sector. Since December 2011 he is working in the Internal Assessment and Training Unit and of the HOU as a data analyst.