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Finding Toumai Man, the oldest hominid, in Chad [PALEONTOLOGY, July 22] fits in well with the theory of punctuated equilibrium developed by paleontologists Niles Eldridge and Stephen Jay Gould. [The theory explains why new species, rather than evolving gradually over millions of years, seem to suddenly appear in the fossil record, punctuating long periods of species stability, or equilibrium.] The Toumai fossil could have been a member of a peripherally isolated community that evolved into our oldest ancestors. You reported that several modern-looking hominids coexisted, and this also jibes with the introduction of members of an isolated community into...
After growing up in New York City, Gould earned a degree in biology from Antioch College in 1963 and a Ph.D. in paleontology from Columbia University...
...Gould announced to one of his classes in early April that he had been diagnosed with new tumors and was preparing for surgery. But he remained confident he would complete the class, insisting on making up the lectures he missed this semester for surgery and treatment...
...Gould won the Paleontological Society’s Charles Schubert Award for excellence in his field under the age of 40, though he still faced criticism that he let popular work overshadow his scholarly contributions...
Renowned evolutionary biologist Stephen Jay Gould, who was Agassiz professor of zoology and professor of geology, dies of cancer at his home in New York...