Theodora Varvarigou is a professor at the School of Electrical and Computer Engineering of the National Technical University of Athens (NTUA). Since June 2019, she serves as the Chair of the Board of Directors of Athens Water Supply and Sewerage Company (EYDAP S.A.) which is also listed in the Athens stock exchange. She chairs the Strategy and Innovation Committee, she is a member of the Nominations and Remuneration Committee and she is also a member of the Risk Management Committee. Since 2015, she also serves as a member of the Board of Bodossakis Foundation and since 2021 she is a member of the Steering Committee of the Hellenic Institute of Advanced studies. Since 2020 she has been a member of the European Network of Women in Leadership. Professor Varvarigou graduated from the Electrical Engineering department of the NTUA in 1988 and got her MS degrees in Electrical Engineering (1989) and in Computer Science (1991) from Stanford University. She also received her Ph.D. degree from Stanford University in 1991. Her research is making an impact on cutting-edge technologies, such as data analytics, artificial intelligence, machine learning, Cloud computing, big data technologies, IoT technologies, semantic web, social networking technologies etc. She has published more than 500 papers in leading international journals, conferences and books. She has also participated and co-ordinated more than 60 EC projects. Since 2012-2020 she has been a member of the European Commission’s Expert Group on Cloud Computing, an evaluator of the European Commission’s Research Proposals and she recently acquired a “Making Corporate Boards More Effective” program certificate by the Harvard Business School Executive Education. She began her career in the States, being a principal investigator at AT&T Bell Labs during the period 1991-1994. From 2008-2012, she held the Chair of the postgraduate program “Engineering Economic Systems” of NTUA and during the period 2010-2020 she was a member of the Office of Quality Assurance Unit in NTUA (MODIP NTUA).