Ph.D. Alexis Pérez Fargallo Graduated in architecture from the University of Sevilla (Spain). He obtained his MSc (2012) and his PhD (2013) from the University of Seville, Spain. He won a postdoctoral fellowship from the Conicyt (Chile) and carried out his postdoctoral research at the University of Bío-Bío. He later started working as an Assistant Professor in the Department of Building Science at the University of Bio-Bio, Chile. His area of expertise covers energy renovation, energy costs, energy efficiency, thermal comfort, and fuel poverty. He is an author of more than 30 research outputs in international peer-reviewed journals and recently authored a book on energy efficiency, and has directed and participated in several research projects. He has carried out an advisory, direction, design, production, and construction roles in architectural projects. He has given lectures on energy renovation and fuel poverty in several countries.