The Atheist Ethicist has been writing a nice series on morality and evolutionary ethics. Posts (so far) include: “Evolution Accounts for Morality?” “Concerning Evolution and Morality” “Evolution and Two Conceptions of Morality” “Evolution, Morality, and Objective Values” “The ‘Necessity’ of an Evolved Moral Sense” “Evolution, Altruism, and Morality” “Evolved Sentiments and Moral Content” “The Immorality … Atheist Ethicist on Evolution and Morality