Mr. Kostas Vourlias is a school teacher in Secondary Education. He has a bachelor degree in Physics from the Physics Department of Aristotle University of Thessaloniki. He has also a Master Degree in Environmental Physics from the Physics Department of Aristotle University of Thessaloniki and he is a PhD holder in Education Science from the School of Primary Education of Aristotle University of Thessaloniki. He is a Board Member of the Hellenic Physical Society and Executive Secretary of the Balkan Physical Union (BPU) since 2015. He is specialized in Didactics of Physics, outdoor activities, extra curriculum activities, summer schools and students’ contests. He has many relevant publications in magazines and is the author of two science books.