Dr. Libu Manjakkal is an Associate Professor in Electronics and Electrical Engineering at Edinburgh Napier University, UK, and he is the leader of the Sustainable Materials Research & Technologies (SMART) group. He is currently the primary supervisor of 1 Marie Cuire post-doctoral fellow and 2 PhD students and co-supervisor of 2 PhD students. He undertook his PhD (2012) funded by a Marie Skłodowska Curie ITN programme in electrochemical pH sensors at the Institute of Electron Technology, Poland. After completing his PhD, he worked as a post-doctorate at the Institute of Electron Technology, Poland (2015–2016) and the University of Glasgow (2016–2022). He is a member of the Royal Society of Chemistry and an Editor of Chemical Engineering Journal, an Editor of Results in Engineering Journal, and a fellow of the UK’s Higher Education Academy.