Wu Chun Ho works in the Department of Supply Chain and Information Management at The Hang Seng University of Hong Kong, Shatin, N.T. Hong Kong. Fatos Xhafa, PhD in Computer Science, is Full Professor at the Technical University of Catalonia (UPC), Barcelona, Spain. He has held various tenured and visiting professorship positions. He was a Visiting Professor at the University of Surrey, UK (2019/2020), Visiting Professor at the Birkbeck College, University of London, UK (2009/2010) and a Research Associate at Drexel University, Philadelphia, USA (2004/2005). He was a Distinguished Guest Professor at Hubei University of Technology, China, for the duration of three years (2016-2019). Prof. Xhafa has widely published in peer reviewed international journals, conferences/workshops, book chapters, edited books and proceedings in the field (H-index 55). He has been awarded teaching and research merits by the Spanish Ministry of Science and Education, by IEEE conferences and best paper awards. Prof. Xhafa has an extensive editorial service. He is founder and Editor-In-Chief of Internet of Things - Journal - Elsevier (Scopus and Clarivate WoS Science Citation Index) and of International Journal of Grid and Utility Computing, (Emerging Sources Citation Index), and AE/EB Member of several indexed Int'l Journals. Prof. Xhafa is a member of IEEE Communications Society, IEEE Systems, Man & Cybernetics Society and Founder Member of Emerging Technical Subcommittee of Internet of Things.His research interests include IoT and Cloud-to-thing continuum computing, massive data processing and collective intelligence, optimization, security and trustworthy computing and machine learning, among others. He can be reached at fatos@cs.upc.edu. Please visit also http://www.cs.upc.edu/~fatos/ and at http://dblp.uni-trier.de/pers/hd/x/Xhafa:Fatos Prof. Andrew W. H. Ip has more than 30 years of experience in teaching, research, education, industry and consulting. He received his PhD from Loughborough University (U.K.), MBA from Brunel University (U.K.), MSc in Industrial Engineering from Cranfield University (U.K.), and LLB (Hons) from the University of Wolverhampton (U.K.). He is now Professor Emeritus of Mechanical Engineering of University of Saskatchewan, and Principal Research Fellow in the Department of Industrial and Systems Engineering of The Hong Kong Polytechnic University. He is also Honorary Fellow of the University of Warwick, Warwick Manufacturing Group. Prof. Ip and his research team was awarded “Gold Medal with the Congratulations of Jury” and “Thailand Award for Best International Invention from The National Research Council of Thailand (NRCT)” in the 43rd International Exhibition of Inventions of Geneva. And in 2013, he obtained Natural Science Award - Second Class, presented by the Ministry of Education of Mainland China. Prof. Ip has published nearly 240 papers with over 130 papers in SCI indexed journals, and also over 130 papers in conference proceedings, and has written books and invited book chapters. He is also the Editor-in-Chief of Enterprise Information Systems, Taylor and Francis publishing, and the Editor-in-Chief and Founder of International Journal of Engineering Business Management, SAGE publication and editorial member of various international journals. He is a senior member of the Institute of Electrical and Electronics Engineers (IEEE), and the Hong Kong Institution of Engineers (HKIE).

• 1. Fundamentals2. State-of-the-art research and development on smart city3. IoT Cloud Computing for smart city development4. Big Data Collective intelligence-based solutions in smart city5. Well-being6. Smart Transportation7. Smart City Sustainability8. Smart Environment and Safety9. Case studies and Applications10. Conclusions and future directions of research