Dr. Ioannis Pappas, CEO & Co-Founder of GREEN EVOLUTION SA, is Director for Mediterranean Region of the Global Sustainable Tourism Council (GSTC). He is a Mechanical Engineer, with PhD in Applied Mechanics, with over 30 years experience in several fields of science, focusing in Sustainability for Tourism, Energy and Environmental Efficiency in Infrastructure and Buildings, Advising in standardization of companies and technological implementation of climate adaptation and mitigation methodologies. He is Lead GSTC Assessor for Destinations, Auditor / Assessor for Sustainable Tourism Certification Standards, focusing in Hotels, Tour Operators and Destinations, Lead Trainer and Assessor for GSTC in South East Europe Region. In Greece, he is the head expert of GSTC team on the Collaboration Contract between GSTC & the Greek Ministry of Tourism on the implementation of Sustainability into the new National Tourism Strategy, head trainer in a number of seminars and webinars, and head assessor in destinations including Athens, Corfu and Heraklion.