Professor Konstantinos Masselos was appointed President of the Hellenic Telecommunications & Post Commission (EETT) in February 2018. He was elected as Chair of the Body of European Regulators for Electronic Communications (BEREC) for 2023 and also, Vice-Chair for 2022 and 2024. Moreover, he served as Vice-Chair of BEREC in 2019. He is Professor in the Department of Informatics and Telecommunications of the University of Peloponnese and he served as Rector of said University during the period 2012-2017. From 2005 to 2008, he was a Lecturer in the Department of Electrical and Electronic Engineering at Imperial College London. Also, during the period 2010-2016, he was an Honorary Lecturer in that same Department. During the period 2001-2004, he worked in the electronic communications industry. Since 2005, he has been collaborating as an expert with various units of the European Commission. Also, he was a member of the Scientific Committee of the European Cooperation in Science and Technology (COST) from 2015 to 2017.