Evolutionary biologist John Maynard Smith dies (via PZ Myers).

Update: David B points me to a good obit in The Daily Telegraph, while Carl Zimmer offers his thoughts. From the obit:

Professor John Maynard Smith, the biologist who died on Monday aged 84, applied game theory to animal behaviour and found that natural selection tends to maintain a balance between different characteristics within a species, a balance he called the "evolutionary stable strategy" (ESS).

The acronym term "EEA" (Environment of Evolutionary Adaptedness) has cropped up a lot in my recent blog entries, I should start balancing that out with ESS, after all, there are human universals, and universal human differences....