Spiros Pantelakis Prof. Emeritus, University of Patras, He has been Director of the Laboratory of Technology and Strength of Materials, Chairman of the Department of Mechanical Engineering and Aeronautics and Vice President of the Board of Executives of the Research Committee of the University of Patras. He has been founding member and the Chairman of the European Aeronautics Science Network (EASN) Association since its establishment in 2008 up to 2019. In 2019 he has been awarded the title of the Honorary Chairman of the EASN Association. He has been Representative of the European aeronautics academia in the Plenary of ACARE and Chairman of ACARE’s Working Group on Human Resources. He has been founding member and is Member of the Clean Sky Academy since its establishment in 2015. He participated to the authors’ team of the Clean Aviation Partnership Program and co-chaired the group dealing with the exploration and maturation of technologies. He has been Member of the Board of Directors of Hellenic Aerospace Industry and former Chairman of the Board of Directors of the Greek Metallurgical Society. He has about 45 years experience in the field of materials and structures while he has been involved in more than 100 international aeronautics related research projects. He is the author of several scientific books, chapters in international text books and more than 250 scientific publications in peer reviewed international journals and Conference proceedings and has been the supervisor of more than 20 PhD Theses. Chairman of about 30 International Scientific Conferences and organizer of several decades of International Workshops.