Jean Kovalevsky Editor & Author

Kenneth Seidelmann is a Research Professor in the Department of Astronomy, University of Virginia. Until 2000, was Director of Astrometry of the U.S. Naval Observatory, and a Visiting Professor at the University of Maryland. Jean Kovalevsky is an Associate (retired) Astronomer of the Centre de Recherches et d'Etudes Geodynamiques et Astronomiques (CERGA), at the Observatoire de la Cote d'Azur, France. He is President of the International Committee of Weights and Measures and a member of the French Academy of Sciences.