Yannis Ioannidis is the President of the Association for Computing Machinery (ACM). He 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. His research interests include Database and Information Systems, Data Science, Data and Text Analytics, Data Infrastructures and Digital Repositories, Recommender Systems and Personalization, and Interactive Digital Storytelling, topics on which he has published numerous articles in leading journals and conferences, holds four patents, and has co-founded one start-up based on the results of his group’s research. 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 (Social Sciences and Humanities, Life Sciences, Physical Sciences) and the Arts. He has been the coordinator and legal entity head of OpenAIRE, which implements the European policies on open access to research publications and data, and a coordinator or partner in tens of other European and national research and innovation projects. He is an ACM and IEEE Fellow, a member of Academia Europaea, and a recipient of several research and teaching awards. He is currently a co-chair of the Global Climate Hub of the UN Sustainable Development Solutions Network