Yannis Ioannidis is a Professor at the Department of Informatics and Telecommunications of the National and Kapodistrian University of Athens as well as an Associated Faculty at the “Athena” Research and Innovation Center, where he also served as the President and General Director for 10 years (2011-2021). His research interests include Database and Information Systems, Data Science, Data and Text Analytics, Scalable Data Processing, Data Infrastructures and Digital Repositories, and Recommender Systems and Personalization, topics on which he has published over 160 articles in leading journals and conferences and also holds three patents. His work is often inspired by and applied to data management and analysis problems that arise in industrial environments or in the context of other scientific fields (Life Sciences, Physical Sciences, Biodiversity, Cultural Heritage). He has been the coordinator and legal entity head of OpenAIRE, which implements the European policies on open access to research publications and data, a key partner in the Human Brain Project flagship initiative, and a coordinator or partner in tens of other European and national research and innovation projects. Ηe has also led or is currently leading the creation of new international or spin-off companies. He is an ACM and IEEE Fellow, a member of Academia Europaea, and a recipient of the ACM SIGMOD Contributions Award and several other research and teaching awards. He is currently serving as the Secretary / Treasurer of the Association of Computing Machinery (ACM), is a member of the ACM Europe Council, and serves as the Faculty Sponsor of the Univ. of Athens ACM Student Chapter. He is a vice chair of the European Strategy Forum on Research Infrastructures (ESFRI), the Greek delegate to ESFRI and a member of its Executive Board, and the ESFRI representative to the e-Infrastructures Reflection Group (e-IRG). Finally, he is on the strategic management board of the Greek hub of the UN Sustainable Development Solutions Network.