'Bien étonnés de se trouver ensemble'—this book about income inequality and its health
effects was published in a series called Darwinism Today, so the first thing I did was try to
find out what the connection between the two is.'Evolutionary theory can help', Wilkinson
writes,'by clarifying not only why we are sensitive to—and stressed by—particular
dimensions of social life, but also why these sources of stress lead to disease'. The idea is,
first, that during our hunter-gatherer prehistory—the vast majority of human existence—we …