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Damianos Chatziantoniou received his B.Sc. in Applied Mathematics from the University of Athens (June 1991, summa cum laude) and continued his studies in Computer Science at Courant Institute of Mathematical Sciences at New York University (M.Sc.) and Columbia University (Ph.D.) His academic research interests include big data systems, business intelligence, large-scale analytics, query processing, data streams and real-time analysis. He has published at top conferences and journals, such as VLDB, ICDE, EDBT, KDD, SIGMOD, CIKM, Journal of Information Systems, Journal of Data and Knowledge Engineering and elsewhere. His research work has influenced Microsoft’s SQL Server (query processor), Oracle’s 8i and 9i Systems (Analytic Functions for OLAP), and ANSI SQL Standard (OLAP Amendment). He is currently a Professor at Athens University of Economics and Business (AUEB) in the Department of Management Science and Technology and Director of AUEB’s Masters program in Business Analytics and Big Data. Prior to AUEB, he has served as a tenure-track Assistant Professor at Stevens Institute of Technology in New York (September 1997-December 1999.) Besides academia, Damianos has been involved in several technology start-up companies. Panakea Software Inc. (founder, 1998), based in New York City, developed and marketed BI technology to make certain analytics (ad-hoc OLAP) easier to express and faster to evaluate. Clients included Dun & Bradstreet, Columbia-Presbyterian Medical Center and Philips North America. VoiceWeb SA (co-founder, 2001), based in Athens, focused on speech & telecom applications. Damianos served as a senior research consultant (2007-2008) in Aster Data Systems (Aster Teradata now), a pioneer in big data systems. Damianos recently led several big data projects at major companies in Athens, such as Cosmote, Piraeus Bank, Eurobank, HEDNO and elsewhere.