Ricardo Rüther is a Full Professor at Universidade Federal de Santa Catarina in Florianopolis-Brazil, in the field of solar photovoltaics, solar irradiation resource assessment, electrochemical storage, electromobility, and green hydrogen. He completed a BE with honours (1989) and a M.Sc. (1991) degree in Metallurgy and Materials Science at Universidade Federal do Rio Grande do Sul in Brazil, and obtained his Ph.D. from the University of Western Australia at the Department of Electrical & Electronic Engineering in 1995. He was an Alexander von Humboldt post-doctoral research fellow at the Fraunhofer Institute for Solar Energy Systems in Germany (1995-1996), and was tenured at Universidade Federal de Santa Catarina in 2000. Prof. Rüther is also a guest lecturer at the Master of Science Solar Energy Engineering course at the University of Freiburg - Germany, and a Board of Directors member at the International Solar Energy Society - ISES.