IAN MORRIS is the Jean and Rebecca Willard Professor of Classics at Stanford University and a Fellow of the Stanford Archaeology Center. He has excavated in Britain, Greece, and Italy, and published fourteen books, including Foragers, Famers, and Fossil Fuels: How Human Values Evolve (2015) and Why the West Rules–For Now: The Patterns of History, and What They Reveal About the Future (2010)