Demetrios K. Kokkidis (1840-1896) was born in Athens. He obtained his doctorate in Astronomy at the University of Berlin in 1862, thanks to a fellowship of Baron Georgios Sinas (in german Georg Simon von Sina), under the supervision of Johann Franz Encke, Karl Christian Bruhns, and Wilhelm Foerster. He continued his education in Paris and on April 16, 1877 he became adjunct professor of Astronomy at the University of Athens. He was promoted to honorary professor on March 30, 1881 and on November 8, 1882 he became full Professor and Astronomer at the Observatory of Athens. He taught courses in meteorology, climatology, astronomy, and mathematics. He served as the Director of the Observatory of Athens from 1884, when Johann Friedrich Julius Schmidt passed away, until 1890, when the Observatory of Athens was restructured and Prof. Demetrios Eginitis became its fifth Director. Prof. Kokkidis was also responsible for establishing the first network of meteorological stations in Greece.
Professor, Department of Theoretical Astrophysics, Eberhard Karls University of Tuebingen (Since 2007), and Department of Physics, Aristotle University of Thessaloniki, Greece (since 2008). He was born in Thessaloniki, Greece, on the 27th of February, 1959. He obtained the B.Sc. in Mathematics from the Aristotle University of Thessaloniki (1981), the M.Sc. in Applied Mathematics and Astronomy from the University of Wales, Cardiff, U.K. (1985) and the Ph.D. in Relativistic Astrophysics from the Aristotle University of Thessaloniki, Greece (1988). He has been Lecturer (1990), Assistant Professor (1994) and Associate Professor (2000) at the same University. In 2006 he has been elected Professor in the Chair of Theoretical Astrophysics at the Eberhard Karls University of
Tuebingen and next year he elected as Professor of
Theory of Relativity in Thessaloniki. His scientific
interests include Sources of Gravitational Waves,
Neutron Stars and Black Holes. He has published more
than 75 scientific papers in refereed journals and more
than 40 papers in conference proceedings and special
volumes / books. He is a member of the Royal
Astronomical Society (1985), of the International
Astronomical Union (IAU), of the European
Astronomical Society (E.A.S.), of the Hellenic
Astronomical Society (Hel.A.S.) and of the German
Astronomical Society. He is Member of the Executive Board (2007-2016) of the International Society for General Relativity, Gravitation and Gravitation. He was a member of the Board of Hel.A.S. (2004-2008) and the Editor of the “Hipparchos” magazine of this Society (2004-2008).
Professor Emeritus of the Department of Surveying and Geodesy,
Aristotle University of Thessaloniki. He was born at Chania of Crete on the 17th of June, 1944. He obtained his B.Sc. in
Physics from the Aristotle University of Thessaloniki (1968)
and the Ph.D. in Astronomy from the Karl-Rupprecht
University, Heidelberg, Germany (1979). He has worked as
Assistant (1971-79) and Chief-Assistant (1980-81) at the
Laboratory of Geodetic Astronomy, Aristotle University of
Thessaloniki, as Guest Scientist (Doctorate level) at the
Max-Planck Institut Fuer Astronomy, Heidelberg (1976-78),
as Lecturer (1982-83) Assistant Professor (1984-1991) and
Associate Professor (1992-1995) at the Department of
Surveying and Geodesy, University of Thessaloniki, before elected at his current position (1996). His scientific interests include Astrophysics (Variable stars: M-C-S Mira Variable, Flare Stars; Photoelectric Photometry, Stellar spectroscopy) and Applied Geophysics (Variations of various physical parameters of near earth surface, atmosphere, Ionosphere in relation to tectonic activity). He has published more that 65 scientific papers in refereed journals and more than 55 papers in conference proceedings and special volumes / books. He was elected Director of the Department of Surveying and Geodesy (1994-1995). He has served as a Member of the Hellenic National Astronomical Committee (1983 and 1999-2001); Member of the Directive Board of HELAS (1994-1998); Secretary of IWG of EGS on Natural Hazard (responsible of Earthquake Hazard) (2000-2003); Secretary of IWG (now Division) of EGU on Natural Hazard (responsible of Earthquake Hazard) (2003-now); Member of the Scientific Editorial Board of the International Journal “Natural Hazards and Earth System Sciences” (2001-now). He is a member of the International Astronomical Union (IAU) Founding member and for four years member of the Council of the Hellenic Astronomical Society (Hel.A.S.), the European Astronomical Society (E.A.S.) and other societies (EGU, IASPEI, ESC, Natural Hazard Society, Union of Greek Physicists).
Evangelos Kontizas obtained his BSc in Physics from the University of Athens in 1969 and his PhD in Astrophysics with a dissertation on The temperatures of Early Type Stars from the University of Edinburgh (UK) in 1978.
He was a researcher at the Institute of Astronomy and Astrophysics of the National Observatory of Athens from 1972 until his retirement in 2011. Dr. Kontizas served as the Director of the Institute of Astronomy and Astrophysics (one of the two institutes which merged to form IAASARS) from 1994 until 1999. He held research appointments at the Observatoire de Haute Provence (France) in 1979, at Trieste Observatory (Italy) in 1980, and he was Senior Associate at NASA/GSFC (USA) in 1989-1990. He was a member of the Council of the Greek National Committee for Astronomy, 1994-1996 and 2001-2003 as well as Chairman during 1997-2001. He was member of the WG of IAU on SKY-SURVEYS and a representative of Greece in the Study Panel on Ground Astronomy & Astrophysics European Commission Unit XII-G2, 1994-1995. He was also a member of the Council of Hel.A.S., 1996-1998 and 1998-2000.
Academician, Emeritus Professor of the University of Athens and of the Aristotle University of Thessaloniki, Greece. He was born in Egio, Greece, on the 3rd of October, 1928. He received his B.Sc. in Mathematics from the University of Athens, Greece (1950) and his Ph.D. from the same University in 1953. He was elected Professor of Astronomy at the Aristotle University of Thessaloniki (1957). In 1975 he was elected Professor of Astronomy at the University of Athens. He has served as Director of the Astronomical Institute of the National Observatory of Athens (1975- 1982), General Director of the National Observatory of Athens (1990-1993), Executive Director of the National Research Foundation (1978-79), vice- Chairman of the Greek National Astronomical Committee (1957-1983), National Representative at the NATO Scientific Committee and member of the research grant committee of NATO (1976-1983), member of the Astronomy Committee of the European Science Foundation (1976-83), member of the organizing Committee of the Astronomy Division of the European Physical Society (1976-1982) and member of the organizing committees of more than 30 international meetings. He has served as Visiting Professor at the Universities Yale (1962), Harvard (1968), MIT (1969), Cornell (1982), Chicago (1969, 1981), Maryland (1971, 1974, 1978), Florida (1985-1991), Florida State (1998) and Milan (1992,1998). He has been scientific associate at the Yerkes Observatory (1963), at the Institute for Advanced Study (1963), at the NASA (1963-67, 1971), at the Columbia University (1968) and at the European Southern Observatory (1976-88). His scientific interests are mainly centered on the Dynamical Astronomy, Relativity and Cosmology, Chaos, and the Celestial Mechanics, and he has published over 260 scientific papers on these subjects. He has also published or edited 14 scientific books, 4 textbooks and about 200 smaller articles. He is a member of the International Astronomical Union (he served as General Secretary of the IAU from 1973 to 1976), of the Royal Astronomical Society (RAS), of the Astronomische Gesellschaft, of the American Astronomical Society (AAS), of the European Astronomical Society and a founding member and two-terms Chairman (1994-1998) of the Hellenic Astronomical Society (Hel.A.S.). He has served as Chairman of the Board of Directors of Astronomy & Astrophysics (1979-1993) and Associate Editor of the Celestial Mechanics and Dynamical Astronomy. He has been honoured with the Brouwer Prize of the AAS (1982), with his nomination as Associate of the RAS, as President of the Galaxy Commission of the IAU, and as Emeritus Chairman (2002) of Hel.A.S. He has been elected member of the Academia Europaea (1989), corresponding member of the Societe Royale de Liege (1971) and honorary doctor of the University of Chicago (1991) and of the University of Athens (2009). He has been elected Member of the Academy of Athens (1996) and currently he supervises its Research Center for Astronomy and Applied Mathematics.