Prof. Y.Ioannidis Yannis Ioannidis (PhD, UC Berkeley – MSc, Harvard University – Diploma, National Technical University of Athens) is the President and General Director of the “Athena” Research and Innovation Center in Athens, Greece, as well as a Professor at the Department of Informatics and Telecommunications of the University of Athens. His research interests include Database and Information Systems, Data and Text Analytics, Personalization and Social Networks, Data Science, and Data Infrastructures and Digital Repositories, topics on which he has published over 150 articles in leading journals and conferences and also holds three patents. His work is often motivated by data management problems that arise in industrial environments or in the context of other scientific fields (Life Sciences, Cultural Heritage, Biodiversity, Physical Sciences). He has been a coordinator or a partner in many research and innovation projects, including several that advance data management and data analytics technologies to improve medical research and practice, such as the currently active Openaire, Openminted, Helix and Elixir. He is an ACM and IEEE Fellow, a member of Academia Europaea, and a recipient of several research and teaching awards. He was elected to serve as ACM Secretary/Treasurer for a two-year term. He has also served as the Chair of ACM SIGMOD. He is the Greek delegate to the European Strategy Forum on Research Infrastructures (ESFRI), a member of the ESFRI Executive Board, and the ESFRI representative to the e-Infrastructures Reflection Group (e-IRG).