He has a different take on imperfection, one more optimistic than one might expect from someone who writes about what’s wrong with us.
The contrast between the evolutionary sterility of Lenski’s unintelligent Darwinian evolution and the evolutionary potency of Arnold, Smith, and Winter’s intelligent evolution is striking.
There is one point of confusion in descriptions of this year’s prize winners. It’s the talk of “directed evolution.”
A central problem for theories of unguided evolution has always been the challenge of building complex biological novelties.
“The case that human language develops step by step through natural selection is weakened by the fact that no single language gene has ever been discovered.”