Professor of Atmospheric and Environmental Physics at the Universities of Athens and Thessaloniki. Visiting Professor at the Universities of Boston, Minnesota, Oslo. Member Academy of Athens, Academia Europaea, the Norwegian Academy etc. Has received a number of internationally recognized awards among which the Global Ozone Award, UNEP, the Order of Honour from the President of the Hellenic Republic, distinctions from the American Geophysical Union, the European Academy of Sciences, UNEP and others; Honorary Professor of the Physics Department, University of Thessaloniki; Honorary Doctorate Degree, University of Patras. He has created from zero 8 recognized educational and research Institutions and has published more than 200 research papers (www.christoszerefos.com).