Juan Carlos Ríos-Fernández received his Ph.D. degree (cum laude) from the University of Oviedo, Oviedo, Spain. He is currently working as a Lecturer and Researcher at the Department of Energy, University of Oviedo. He is a Ph.D. Mining Engineer and founder of an engineering and technology consulting company specializing in the commercial sector and energy efficiency. He has also held relevant management positions in different companies. He conducts research in energy engineering, environmental engineering, architectural engineering, and mechanical engineering.