Punctuated Equilibrium Anna Butler That fragile heart means everything

That fragile heart means everything to Imre-and he'll do anything to protect it

and social movements in the Global South

I can't abandon them to freeze-even though it means bringing Jake to my cabin to get snowed in

and then die

Punctuated Equilibrium Anna Butler That fragile heart means everythingIn 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