Then he discusses the current mass extinction and mankindâs role in causing it. Eldredge, a paleontologist at the American Museum of Natural History in New York, and co-author, with Stephen Jay Gould, of the theory of punctuated equilibria, first takes a long view of extinctions: when the mass extinctions happened and what caused them. This clear, compelling, well-written book is one in a series aimed at explaining the implications of science to well-educated lay people. Princeton University Press, paperback edition 1994. The Minerâs Canary: Unraveling the Mysteries of Extinction. I wish he had given some attention to the hypothesis put forth by Toni Hoffman and his colleagues that at the end-Permian extinction the world ocean was chemically very Eldredge discusses the causes of mass extinctions at length, and recounts several controversies in a balanced way, giving all sides and then his view. He makes a passionate and effective plea to save what can be saved while there is still time to save it - passionate but skeptical and even-handed, and therefore effective.
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