Dr. Rehmat Ullah earned his Ph.D. degree in electronics and computer engineering from Hongik University, South Korea. He currently works as an Assistant Professor at the school of technologies, Cardiff Metropolitan University, UK. Previously, he worked as a Research Fellow (Post-Doctorate) at the University of St Andrews, UK, and Queen’s University Belfast, UK, and as an Assistant Professor at Gachon University, South Korea. Dr. Rehmat has been a member of the technical program committees of several flagship conferences such as ACM ICN, ACM IMC, ACM MobiHoc, IEEE VTC, IEEE ICC, and he is an invited reviewer for numerous high-impact journals such as IEEE/ELSEVIER/ACM/WILEY. His work has appeared in more than 45 research papers in peer reviewed conferences and top journals such as IEEE Communications Magazine, IEEE Internet of Things journal, IEEE Transactions on Network Science and Engineering, IEEE Wireless Communications Magazine, Journal of Network and Computer Applications, and Future Generation Computer Systems. He currently holds four patents, and two US patents are under review. His research focuses on the broader areas of network and distributed systems particularly the development of architectures, algorithms, and protocols for emerging paradigms, such as edge computing, Internet of Things, information centric networking, and 5G evolution and beyond with a recent focus on federated learning for edge computing systems. This includes the design, measurement studies, prototyping, testbed development, and performance evaluations. More information is available from https://rehmatkhan.com/