Prof. Dr. Julian Barquin obtained his Electrical Engineering degree at Comillas University in 1988 and his Physics degree at UNED University in 1994. He finished his Ph. D. degree at Comillas University in 1993 about power systems voltage stability. Since then, he has worked at Comillas University, where he is presently professor (Profesor Propio). His research activities have revolved around technical and economic analysis of electrical power systems. He is author or coauthor of 2 books and more of 50 papers in peer-reviewed journals and conferences. He has headed more than 15 research projects and has been participant in many others. He has been visiting scientist at the Massachusetts Institute of Technology (USA) and visiting scholar at the University of Cambridge (UK).