Charalampos Alexopoulos is an assistant professor of open data governance at the Department of Information and Communications Systems Engineering at the University of the Aegean. His research and teaching interest lies in the domains of Smart Cities, Citizens Science, Data Management, AI&ML, Interoperability and Digital Governance having published more than 180 research studies in international scientific conferences and journals. He is also a founding member of the Digital Government Research Center of the University of the Aegean, working on HORIZON, CEF, ERASMUS and National funded research and pilot application projects for governments and enterprises. He is the course manager of the “Open & Collaborative Governance” summer school of the University of the Aegean. In 2015, Harris was ranked as one of the most prolific researchers in open data research by Hossain, Dwivedi and Rana (2015).