T. Hikmet Karakoc, PhD, graduated from Anadolu University, the Department of Mechanical Engineering. He received his M.Sc. degree in Mechanical Engineering from the Yildiz Technical University. He received his Ph.D. from Anadolu University, where he started his full-time teaching and received his Full Professorship. He is currently researching at the Eskisehir Technical University. He has a wide range of research interests, including sustainable aviation, aircraft propulsion systems, insulation, heating, ventilating, and air conditioning (HVAC), indoor air quality, gas turbines, cogeneration systems, renewable energy, energy economics, fuels, and combustion. He has participated in numerous industrial projects on these topics as a researcher, consultant, and project manager for over 30 projects and corporations. He also started a contest on special insulation applications among university students. He served as an Editor-in-Chief, guest editor, and editorial board member for international scientific journals. He published national and international papers in over 300 journals and 40 books. Professor Karakoc actively follows membership positions for the Chamber of Mechanical Engineers and many sectorial associations, international scientific organizations, and societies. He is an active Board of Directors member of the International Association for Green Energy. He is currently holding the presidency of the SARES organization, which is actively supporting scientists and students in the area of sustainable aviation. He also organizes four symposiums on aviation subject areas as a Founding Chair. Selcuk Ekici, PhD, received his BS in Mechanical Engineering from Eskisehir Osmangazi University, Eskisehir, Turkey in 2008, MS in Aeronautics and Astronautics from Anadolu University, Eskisehir, Turkey in 2015, and PhD in Aeronautics and Astronautics from Eskisehir Technical University, Eskisehir, Turkey in 2019. He is currently the Head of the Aviation Department at Iğdır University. He is a member of many journals and associations. He has authored/co-authored books and book chapters, many journal and conference papers and numerous technical reports. He is an active member of various international scientific organisations and societies and serves as the associate editor and editorial board member of various prestigious international journals. He is an active researcher and supervisor. His research areas include aviation, thermodynamics, gas turbine engines, alternative/renewable fuels and environment. Alper Dalkiran, PhD, received his bachelor’s degree Faculty of Aeronautics and Astronautics at Eskisehir Technical University (Formerly known as Anadolu University) from the Avionics Department. He has completed his MSc degree in School of Science from Anadolu University in 2004 in Aviation Maintenance. He earned his Ph.D. degree in 2017 in Environmental Sustainability on Airports from the School of Scienceat Anadolu University by developing a model of energy-based calculations of an aerodrome. He has studies on aircraft engines, sustainability, airports, and exergy. He has a 17-year of professional experience in Airports in Information Technology, Automation, and Integration. He has managed teams on system design, projects, tests, commissioning, operational readiness, and operations. He has been working in the School of Aviation at Suleyman Demirel University since 2019 and lecturing in Flight Theory, Airline Management, and Airport Design subjects.