Mr. Panagiotis Nastos is a retired colonel, a graduate of the Evelpidon Military School, a graduate of the Higher School of War, he holds a Master's degree in the School of National Security. He is the author of the book "The Cypriot tragedy and the dark role of the Great Powers" Menandros publications, 2017. He is a member of ELISME (Hellenic Institute of Strategic Studies) and columnist with numerous analyses and articles.