A powerful and provocative exploration of how war has changed our society--for the better "War . . . . / What is it good for? / Absolutely nothing," says the famous song--but archaeology, history, and biology show that war in fact has been good for something. Surprising as it sounds, war has made humanity safer and richer. In War What Is It Good For? , the renowned historian and archaeologist Ian Morris tells the gruesome, gripping story of fifteen...