Education:

1975    Princeton University, A.B., cum laude (Astrophysical Sciences)

1976    University of California, Santa Cruz graduate school

              (Astronomy & Astrophysics)

1977    Harvard University, A.M. (Astronomy)

1979    Harvard University, Ph.D. (Astronomy)

Employment:

1979-81         Carnegie Postdoctoral Fellow,

                       Mt. Wilson and Las Campanas Observatories

                       (formerly Hale Observatories, now Observatories of the

                       Carnegie Institution of Science)

1981-88         Visiting Scientist, IBM T. J. Watson Research Center

1985-present  Vassar College, Department of Physics & Astronomy

                       (Assistant Professor 1985-90, Associate Professor 1990-96,

                       Professor 1996-present, Maria Mitchell Chair 1994-present,

                       Department Chair 1993-96, 2001-05, 2008-2011, 2017-)

Visiting Positions:

1981 Visiting Astronomer, Royal Greenwich Observatory,

            Herstmonceux, England (fall semester)

1981 Visiting Astronomer, Institute of Astronomy, Cambridge, England        

             (fall semester)

1983 Visiting Assistant Professor, Columbia University,

            Department of  Astronomy

1989 Visiting Astronomer, Onsala Space Observatory, Sweden (summer)

1991 Visiting Astronomer, Observatoire de Meudon, France (summer)

2005 Caroline Herschel Visitor, Space Telescope Science Institute (fall)

2014 Jesus Serra Foundation Visitor, Instituto de Astrofisica de Canarias, Tenerife (Severo Ochoa Advisory Board; October)