Bachelor of Science, Union College, 1951. Master of Science, New Mexico State University, 1959. Doctor of Philosophy, Case Institute of Technology, 1964.
Teacher physics, mathematics and chemistry, Brooks School, 1954-1959;
instructor, Case Institute Technology, 1962-1964;
assistant professor astronomy, U. New Mexico, 1964-1966;
assistant professor astronomy, State University of New York-Albany, 1966-1967;
associate professor, State University of New York-Albany, 1967-1976;
member Executive Committee Arts and Sciences Council, State University of New York-Albany, 1975-1976;
professor astronomy, Union College, Schenectady, since 1976;
astronomer Dudley Observatory, Union College, Schenectady, 1967-1981;
Frank L. Fullam chair astronomy, Union College, Schenectady, 1980-1981;
editor Dudley Observatory Reports, Union College, Schenectady, 1977-1981;
astronomer Van Vleck Observatory, Wesleyan University, 1982-1994;
editor contributions, VVObs., 1982-1994;
president, Institute for Space Observation, since 1986. 76, 86, Academy Sciences Lithuania, 1973, 76, 79, 86, Stellar Data Center, Strasbourg, France, 1978, 79, 80, 82, 85, 86. Visiting astronomer Moletai Observatory, 1988, 94.
Board directors, secretary-treasurer New York Astronomical Corporation. President, treasurer L. Davis Press, Inc., since 1982. Trustee, member Grants award committee FundAstrophys.
Research, since 1985. Director Shapley Visiting Lectureships Program, since 1994. Research board advisors American Biographical Institute, 1996.
Served with Army of the United States, 1951-1953. Fellow American Association for the Advancement of Science, Royal Astronomical Society, American Physical Society. Member American Astronomical Society (Harlow Shapley lecturer since 1974, auditor 1977, 79-85), American Mathematics Society, Canada Astronomical Society, International Astronomical Union (chairman, secretary various committees and commissions, president commission 30 1982-1985, chairman working group on spectroscopic and photometric data 1985-1994, chairman science organizing committee symposium # 167, member working group on public since 2000), New York Academy of Sciences, Astronomical Society Pacific, Astronomical Society New York (secretary-treasurer 1969-2001, editor newsletter 1974-2001), Capital Computer Club (board directors since 1990, vice president since 1993), H. Rider Haggard Society, Sigma Xi.
Married Kristina Drobavicius, April 25, 1964. 1 daughter, Kristina Elizabeth Elanor.