Punctuated Equilibrium

In 1972 Stephen Jay Gould took the scientific world by storm with his paper on punctuated equilibrium, written with Niles Eldredge. Challenging a core assumption of Darwin's theory of evolution, it launched the career of one of the most influential evolutionary biologists of our time—perhaps the best known since Darwin.

Now, thirty-five years later, and five years after his untimely death, Punctuated Equilibrium (originally published as the central chapter of Gould's masterwork, The Structu...