Prof. Augustine O. Nwajana (Senior Member, IEEE) is a full professor of RF engineering at the New Model Institute for Technology and Engineering (NMITE), UK. Prior to joining NMITE, he was with the University of Greenwich as a senior lecturer in electronic engineering (2019–2026), with the Capital City College Group as a lecturer in electrical and electronic engineering (2017–2019), with the University of East London as a part-time lecturer in electronic engineering (2014–2017), with Coventry University as an associate lecturer in engineering (2010–2014), and with Siemens AG as a telecommunications engineer (2005–2009). Professor Nwajana received the MSc (distinction) and the PhD degrees in electrical and electronic engineering from the University of East London, UK, in 2010 and 2017, respectively. He also received the research CPD certificate in Practical Antenna Design from the University of Oxford, UK, in 2019. His current research interests include radio frequency (RF) energy harvesting, battery-less RF/microwave systems, passive RF/microwave devices, and more. He has authored/co-authored six books and over 100 papers including journal articles, book chapters, and conference papers.