Short Bio: George Lekakos is a Professor at the Department of Management Science! and Technology, Athens University of Economics and Business, Greece. He is also Director of the MSc in Management Science and Technology. Before his current position he was Associate Professor at AUEB and Assistant Professor of e-Business at the Department of Information and Communication Systems, University of the Aegean, Greece. He leads the Intelligent Media Lab (IML), which is a research group within the ELTRUN Research Center (http://www.eltrun.gr) at the Athens University of Economics and Business (AUEB), Greece. He is the Director of the FinTech Research lab of the School of Business at AUEB.

His research interests include Business Analytics, Recommender Systems, Human-Computer Interaction, ICT Strategy and e-business.  He has been involved in several R&D and consulting ICT projects either funded by the EC or by Νational funds. He has been member of several consulting committees for the Greek State or professional associations (such the Association of Hellenic Federation of Enterprises, ! Greek e-commerce Association etc.). He is founding member of the EuroiTV steering committee, the ACM International Conference on Interactive Experiences for TV and Online Video and the IFIP TC14 working group on interactive television (WG 14.6).

He has published more than sixty papers in leading journals (e.g. British Journal of Management, Journal of Business Research, European Journal of Operational Research, User Modeling and User Adapted Interaction) and conferences, and he is co-editor of books, conference proceedings, journals’ special issues and serves as editorial board member of international journals. He has been involved in more than 10 conference! program committees and Program co-chair of two international conferences.

Short Bio: Spyros Blavoukos is Professor at the Department of International and European Economic Studies at the Athens University of Economics and Business, focusing on the Analysis of International and European Institutions.

He is the co-author of the book "Chairing Multilateral Negotiations: the Case of the UN" (Routledge, 2011) and co-editor of the book "The EU Presence in International Organizations" (Routledge, 2010). He has also (co-)published a monograph on the 2003 Greek EU Presidency (Papazissis, 2004, in Greek) and articles in international journals including Review of International Studies, West European Politics, Journal of Common Market Studies, European Journal of Political Research, Journal of Public Policy, European Union Politics, South European Society and Politics, The Hague Journal of Diplomacy, etc.

Short Bio: Ioannis Nikolaou is Professor of Organisational Behaviour, Director of the MSc in Human Resources Management at Athens University of Economics and Business, Greece and Editor-in-Chief of the peer-reviewed journal International Journal of Selection & Assessment. Ioannis has gained working experience is PricewaterhouseCoopers, Greece and Egnatia Bank before starting his academic career. He has written the books "Organizational Psychology & Behaviour" and "Managing Human Capital – Greek Case Studies" (in Greek) and co-edited with Janneke Oostrom the book Employee Recruitment, Selection, and Assessment. Contemporary Issues for Theory and Practice (Routledge/Psychology Press). He has also published in international peer-reviewed academic journals (e.g. Applied Psychology: An International Review, European Journal of Work and Organizational Psychology, International Journal of Human Resources Management, Personnel Review, International Journal of Selection and Assessment, Personality & Individual Differences, Employee Relations, Stress & Health, Journal of Managerial Psychology, etc.), while his research interests focus mostly on employee recruitment, selection and assessment and more recently on the use of social media and serious games/gamification. He maintains active links with the industry through Human Resource consulting projects (GaiaOSE, PeopleCert, Public Power Corporation, National Bank of Greece, Emporiki Bank, Kantor Management Consulting, Attika Bank, etc.) and executive training (e.g., Menarini, Groupama, Metro, OTE Academy, EFG Eurobank, Ethniki Asfalistiki, Misko-Barilla, Lion Hellas, Pfizer, SEAT, Infote, Dodoni, OSE, Metaxas Diagnostics, Intracom, AB Vasilopoulos, etc.). He is a member of the Society for Industrial and Organizational Psychology, European Association of Work and Organizational Psychology and the Society for Human Resource Management. He is the co-founder of the European Network of Selection Researchers (ENESER), has served as a member of the Executive Committee of the European Association of Work and Organizational Psychology (2013-2017), and since 2017 he represents Greece in the European Network of Organizational Psychologists (ENOP). He is also the co-founder of the NGO Job-Pairs, supporting young graduates via mentoring and Chief Science Officer of Owiwi, a Greek based start-up company specialized in the field of gamified assessment.

Short Bio: Ioannis Ntzoufras is a Professor at the Department of Statistics of Athens University of Economics and Business. He is a graduate of the Department of Statistics and Insurance Science of the University of Piraeus (1994). He received his M.Sc. in Statistics with Application in Medicine (with distinction) from the University of Southampton (1995) and his Ph.D. from the Department of Statistics at Athens University of Economics and Business (1999). He completed his military service from May 1999 until November of 2000. He worked as temporary teaching faculty member at the Department Statistics and Actuarial Science of the University of the Aegean (2000-2001). In 2001 he earned (jointly with another candidate) the Lefkopouleion Prize for the best thesis in Statistics in Greece for the period 1999-2000 awarded by the Greek Statistical Institute. He worked a Lecturer of Quantitative Methods at the Department of Business Administration of the University of the Aegean for the period 2001-2004, and as an Assistant Professor at the Department of Statistics of the Athens University of Economics and Business from 2004 until 2011. Over the last years, he has been teaching in several postgraduate courses of the Athens University of Economics and Business (Statistics, Business Analytics, and Data Science), of the University of Athens (Biostatistics, and Estimation and Management of Professional, Environmental and Medical Risk) and of the University of the Aegean (Business Administration). He has given a number of lectures in postgraduate courses at the University of Pavia and at the Universita Catollica del Sacro Cuore (Milan, Italy) and at the Ph.D. program of Statistics at the University of Biccoca-Milan. He has served as a general secretaty of the Greek Statistical Institute for 2006 - 2007. He is creator and organizer of the grstats list (http://grstats.forumotion.net/). In 2010, his book entitled "Bayesian Modeling Using WinBUGS", published by Wiley and Sons, received honorary mention in the subject of mathematics in the PROSE (Professional and Scholarly Excellence) Awards given by the Association of American Publishers - AAP.

His research interests focus on topics of Bayesian and computational statistics, categorical data analysis, statistical modeling, model and variable selection methodology. He is also highly motivated by applications of sophisticated models in problems related with Medical research, Psychometrics, and sport analytics.

Short Bio: Stavros Toumpis received the Diploma in Electrical and Computer Engineering from the National Technical University of Athens, Greece, in 1997, the M.S. degrees in Electrical Engineering and Mathematics from Stanford University, CA, in 1999 and 2003, respectively, and the Ph.D. degree in Electrical Engineering, also from Stanford University, in 2003.

From 1998 to 1999 he worked as a Research Assistant for the Mars Global Surveyor Radio Science Team at Starlab, Stanford, providing operational support and conducting research on radio occultations, under the supervision of Prof. G. L. Tyler. From 2000 to 2003 he was a member of the Wireless Systems Laboratory at Stanford, conducting research on wireless networks, under the guidance of Prof. Andrea J. Goldsmith. From 2003 to 2005 he was a Senior Researcher with the Telecommunications Research Center Vienna (ftw.), in Vienna, Austria. From 2005 to 2009 he was a Lecturer at the Electrical and Computer Engineering Department of the University of Cyprus. From 2009 to 2020 he was an Assistant Professor and from 2020 he is an Associate Professor in the Informatics Department of the Athens University of Economics and Business in Athens, Greece.

His research is on wireless networks, with emphasis on their capacity, the effects of mobility on their performance, routing, medium access control, and cross-layer design issues. He is particularly interested in emerging topologies of current scientific interest, such as wireless sensor networks, delay-tolerant networks, and future generation cellular networks. He is using tools mainly from probability and optimization theory.