Efthymiopoulos Christos is Research Director at the Center for Astronomy and Applied Mathematics of the Academy of Athens, with an interest in classical and quantum systems, astrodynamics and plasma physics. He has taught physics, astronomy and mathematics and has supervised doctoral students at many academic institutions around the world, including, among others, the University of Athens, the University of the Aegean, the University of Patras, the University of La Plata, Argentina, the University of Vienna and the University of Padova. Christos has published extensively and has received several awards for his research projects. He has been affiliated with the Biopolitics International Organisation (B.I.O.) since 1988. At Hellenic American College Dr. Efthymiopoulos teaches the course Sustainable Planet for the General Education Program.