You've recently been involved in a high-profile academic row over what drives the evolution of social traits such as altruism. Why should non-specialists care? That is one of the main points of my new book. Scientific advances are now good enough for us to address coherently questions of where we came from and what we are. But to do so, we need to answer two more fundamental questions. The first is why advanced social life exists in the first place and has occurred so rarely. The second is what are the driving forces that brought it into existence.
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