Dr. David Borge-Diez has a Ph.D. in energy engineering and a Master’s degree in industrial technology research and industrial engineering, in addition to a bachelor's degree in industrial engineering. He works as a professor at the University of León in León, Spain, and as a researcher, he is focused on the field of energy, with special emphasis on the use of unconventional energy sources and energy efficiency. For more than 8 years, he has worked in different private companies both nationally and internationally, developing research projects and engineering work, while also teaching and carrying out research at different universities and organizations. He has published more than 100 publications that are indexed in Scopus, including high-impact publications, books, and congress communications.