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History

Ernst Haeckel’s Letter to E.D. Cope

E.D. Cope received letters from all sorts of people, including one from Charles Darwin’s son Francis, who sought copies of any letters Cope and Darwin might have exchanged. Another of Cope’s correspondents was the German biologist Ernst Haeckel. Haeckel is best known for his particular theory of evolution, which combined aspects of Darwinism with German […]

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History

The Choleric Cope: An Exhibition Panel on Edward Drinker Cope

Last fall, as part of Haverford College’s exhibition on things Darwin—“Charles Darwin, Edward Drinker Cope, and the Evolution of the Natural Sciences at Haverford College”—I wrote a panel on Haverford’s most famous evolutionist, the Neo-Lamarckian Edward Drinker Cope. Although he is something of a local hero, Cope seems to have been a jerk (see, for […]

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History

A Day in the Life of Edward Drinker Cope

Edward Drinker Cope was an American paleontologist who helped to establish the Neo-Lamarckian school of evolutionary thought. He was also a local Quaker and professor, first at Haverford College from 1864–1867 and then at the University of Pennsylvania in 1891. Cope thought that evolution occurred through changes in embryonic development, not natural selection. Additional stages […]