Spiros Skiadopoulos is a Professor at the Dept. of Informatics and Telecommunications at the University of the Peloponnese (http://dit.uop.gr) and the director of the M.Sc. program in Data Science (http://msc-data-science.iit.demokritos.gr). He was also the chair of the Dept. of Informatics and Telecommunications (on the first academic year of its establishment, 2013-14) and the Vice President of the Research Committee of the University of the Peloponnese (from 2018 to 2020). He has serves in the program committee of several venues and participates in various research and development projects. He also maintains collaborations with scientist and researchers from several international institutions. His current research interests include big data management and processing (e.g., very large graph, string and time series data), but, he has also worked in a variety of areas including data management, artificial intelligence, knowledge representation and reasoning. His scientific contribution is internationally acknowledged and includes publications in journals, conferences and a large number of citations. He received his diploma and his PhD degree from the National Technical University of Athens (NTUA) and his MPhil degree from the Manchester Institute of Science and Technology (UMIST). More information is available at www.uop.gr/~spiros.