Altruism Writ Small: E. coli cells protect one another from antibiotics

The interaction of genetic and cultural evolution in shaping mate choice in nonhumans and humans

The Evolution of Goodness, Empathy and Justice

Winner effects, loser effects and the structure of dominance hierarchies

Mr. Jefferson and the Giant Moose: The “New World Degeneracy” hypothesis

Prince Peter Kropotkin’s Adventures in Science and Politics