In the first installment I argued against extreme positions about the prevalence of warfare in the Pleistocene. One problem underlying the controversy over warfare in the early human history is that different people use different definitions of war. So let me be clear and say what def

I periodically get asked, what do I think about the controversy over Steven Pinker’s Better Angels? Truth is, I did not find anything particularly new in the book. For those of us interested in the role of war in social evolution most of the empirical material he goes over is quite fa