Why are we so obsessed with a group of prehistoric humans who disappeared some 40,000 years ago? Ever since the discovery of the first named Neanderthal fossils in 1856, scientists have struggled to make sense of them in tens of thousands of books and articles....

Class struggles interact with but are different from power struggles. The ancient conflicts between city-states Athens and Sparta were power struggles, while within each, slaves and enslavers engaged in class struggles. Britain and France were absolute monarchies in late European feudalism fully engaged in power...