Keith Stewart Thomson Author & Editor

Keith Stewart Thomson (1938–2025), was a distinguished evolutionary biologist, historian, and writer. He was emeritus professor of natural history at the University of Oxford and had served as director of the Oxford Museum of Natural History, the Academy of Natural Sciences in Philadelphia, and the Peabody Museum at Yale University, where he was also a professor and dean. He wrote many books and essays on history, history of science, evolution, and paleontology, including The Common but Less Frequent Loon and Other Essays; Before Darwin: Reconciling God and Nature; The Young Charles Darwin; and The Legacy of the Mastodon: The Golden Age of Fossils in America.