George Gaylord Simpson (1902-1984),US palaeontologist. Simpson was awarded his doctorate from Yale University,USA,in 1926. He was curator at the American Museum of Natural History from 1945 to 1959,then Agassiz Professor of Vertebrate Paleontology at Harvard University from 1959 to 1970. His main work was in clarifying the history of early mammals,and he is credited with devising the modern classification of mammals. Simpson also found evidence for neo-Darwinian evolution in population genetics,palaeontology and chromosomal studies. Photographed circa 1980 at the University of Arizona,USA,where he worked until his retirement in 1982 | |
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