Muhammad Ali Imran is the Vice Dean of Glasgow College UESTC and Professor of Communication Systems at the School of Engineering, University of Glasgow, UK. He is also an Affiliate Professor at the University of Oklahoma, USA and a Visiting Professor at the 5G Innovation Centre, University of Surrey, UK.Fabien Héliot is currently a Lecturer at the Institute for Communication Systems (ICS), University of Surrey, UK. His main research interests cover energy efficiency, EM exposure reduction, cooperative communication, MIMO, and radio resource management.Yusuf Abdulrahman Sambo is a Research Associate and the 5G-SON testbed lead at the University of Glasgow, UK. His main research interests include EMF exposure reduction, radio resource management, energy efficiency, wireless sensor networks and device-to-device (D2D) communication.