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Roger Hahn (January 5, 1932 – May 30, 2011) was an American historian of science, specializing in the scientific culture of 18th-century France and the institutional history of science. A professor emeritus at the University of California, Berkeley, he was a scholar on the Paris Academy of Sciences and the life and work of Pierre-Simon Laplace.[1][2]
Early Life and Education
[edit]Roger Hahn was born in Paris, France, on January 5, 1932, into a Jewish family that fled Nazi oppression in 1941 when he was 9 years old by escaping to New York City.[1][2] He pursued higher education at Harvard University, graduating in 1953 with a Bachelor of Arts degree in both physics and history.[1][3] He remained at Harvard to earn a Master of Arts in Teaching (M.A.T.) in education in 1954.
As a Scholar, Hahn studied at the École Pratique des Hautes Études in Paris, where he attended seminars by historians of science Alexandre Koyré and René Taton.[1][2] After serving in the U.S. Army as an interpreter stationed near Paris, he earned his Ph.D. in the history of science from Cornell University in 1961, under the supervision of Henry Guerlac.[1][2]
Personal Life
[edit]Hahn was married to Ellen Isabel Leibovici, a musician, on September 11, 1955.[3] They had two daughters, Elisabeth and Sophie, and three grandchildren.[1][2] Hahn passed away unexpectedly on May 30, 2011, in New York City while en route to Paris.[1][2]
Career
[edit]Hahn joined the Department of History at the University of California, Berkeley, in 1961, where he remained for his entire academic career.[1][2] He played a key role in developing the history of science as a discipline at the university.[1][2] Hahn served as the director of Berkeley's Office for the History of Science and Technology (OHST) from 1993 to 1998 and was which he helped expand the program's library collections, including acquiring important manuscripts related to the history of science.[1][2]
His research focused on the scientific institutions and figures of 18th-century France[1][2] His most influential work, The Anatomy of a Scientific Institution: The Paris Academy of Sciences, 1666–1803 (1971), is considered a study in the social history of science.[1][2] His biography, Pierre Simon Laplace, 1749–1827: A Determined Scientist (2005), became the definitive English-language work on the renowned French mathematician and astronomer.[1][2]
Hahn received numerous honors, including being named an Officier de l’Ordre des Palmes Académiques by the French government in 1977 for his contributions to French culture and academic exchange.[1][2] He was also a fellow of the American Association for the Advancement of Science and a member of the Académie Internationale d’Histoire des Sciences, serving as its vice president in 2005.[1][2]
References
[edit]- ^ a b c d e f g h i j k l m n o Maclay, Kathleen (2011-08-08). "Historian of science Roger Hahn dies at 79". Berkeley News. Retrieved 2025-08-25.
- ^ a b c d e f g h i j k l m n "Roger Hahn". senate.universityofcalifornia.edu. Retrieved 2025-08-25.
- ^ a b "Hahn, Roger 1932- | Encyclopedia.com". www.encyclopedia.com. Retrieved 2025-08-25.