Prof. Chryssa Kouveliotou
Chryssa Kouveliotou, Professor of Astrophysics and Chair of the Department of Physics at George Washington University, retired senior technologist in high-energy astrophysics at NASA.
Sophia Kounenaki-Efraimoglou
Sophia Kounenaki-Efraimoglou is Executive Vice Chair of the Board of the Foundation of the Hellenic World and Head of the "Hellenic Cosmos" Cultural Center.
Dimitrios Kourkoulas
Dimitrios Kourkoulas, former Deputy Minister of Foreign Affairs of Greece, former senior official of the European Commission in Brussels, former Ambassador – Head of the European Commission Delegation in Bulgaria and Bosnia and Herzegovina, Founder of the publishing house "Diametros."
Dr. Athena Coustenis
Athena Coustenis, Astrophysicist, Research Director at the National Centre for Scientific Research (CNRS), at LESIA (Laboratory for Space Studies and Instrumentation in Astrophysics).
Alekos Kritikos
Alekos Kritikos, Senior Advisor at ELIAMEP, former senior executive at the European Commission, former General Secretary of the Ministries of Interior & Development, former Governor of Attica.
Dr. Stamatios Krimigis
Dr. Stamatios Krimigis, Emeritus Head of Space Exploration at the Johns Hopkins University Applied Physics Laboratory (JHU/APL) and Principal Investigator on NASA's Voyager 1&2 spacecraft.
Nicholas Ktistakis
Nicholas Ktistakis, Researcher, Group Leader, Signalling Programme, Babraham Institute, Cambridge, UK.
Dr. Nikos Kyrpides
Nikos Kyrpides, Research Biologist, Director of the Genomics Biology Program, Department of Energy Joint Genome Institute, Berkeley Lab
Nikos Konstantaras
Nikos Konstantaras is a columnist for the newspaper Kathimerini, where he served as the editorial director from 2004 to 2017.