Schahram Dustdar is Full Professor of Computer Science and head of the Distributed Systems Group at the TU Wien, Austria. He is an Associate Editor of IEEE Transactions on Services Computing, ACM Transactions on the Web, and ACM Transactions on Internet Technology and on the editorial board of IEEE Internet Computing and IEEE Computer; and Editor-in-Chief of Computing (Springer). He is recipient of the ACM Distinguished Scientist award (2009), the IBM Faculty Award (2012), a member of the Academia Europaea: The Academy of Europe, and an IEEE Fellow (2016).Stefan Nastic is a postdoctoral researcher at the Distributed Systems Group, TU Wien. His research interests include Smart City Governance, Internet of Things/Cyber-Physical Systems and Cloud Computing. Currently he is working on SMART-FI, which is EU ERA-NET funded project, with the main focus on developing a comprehensive Smart City platform.Ognjen Šcekic is a researcher at the Distributed Systems Group, TU Wien, where he has obtained his PhD in the area of socio-technical systems, with particular focus on incentive management and programming models for human-based services. His research interests include distributed and parallel computing, and hybrid collective adaptive systems (hCAS).