Scott Alexander's latest today discusses Robert Axelrod's Prisoner’s Dilemma Tournament and the morality of Christians, Quakers, and the rationalist community. I think is of general interest to LessWrong readers.

This is why I’m so fascinated by the early Christians. They played the doomed COOPERATE-BOT strategy and took over the world.

https://www.astralcodexten.com/p/the-early-christian-strategy