We are very happy to have Jonathan Birch (LSE) blogging this week on The Philosophy of Social Evolution, new from Oxford University Press. To view all his posts on a single page, click here.
1. Altruism in nature
What is biological altruism? We tend to think of altruism as action motivated by concern for others. Biologists, however, use the term in a different way. In biology, altruism is, roughly speaking, behaviour that has two distinctive consequences for reproduction: it reduces the chances of reproduction of the organism that performs the behaviour, …

