Soteris Kalogirou is Professor at the Department of Mechanical Engineering and Materials Sciences and Engineering of the Cyprus University of Technology, Limassol, Cyprus. He is a Fellow of the European Academy of Sciences, Founding Member of the Cyprus Academy of Sciences, Letters and Arts and Member of Academia Europaea. For more than 35 years, he is actively involved in research in the area of solar energy and particularly in flat plate and concentrating collectors, solar water heating, solar steam generating systems, desalination and absorption cooling. He has a large number of publications as books, book chapters, international scientific journals and refereed conference proceedings. His current h-index in Google Scholar is 94 with more than 45,215 citations. He is Editor-in-Chief of Renewable Energy and Honorary Editor of Energy, and Editorial Board Member of another twenty journals.