Ethnocentrism—our tendency to partition the human world into in-groups and out-groups—pervades societies around the world. Surprisingly, though, few scholar

An investigation of how tribalism affected the evolution of the human mind. The analysis reveals a process that beliefs are a primary means of group identificat

#1 NEW YORK TIMES BESTSELLER • NATIONAL BOOK AWARD WINNER • NAMED ONE OF TIME’S TEN BEST NONFICTION BOOKS OF THE DECADE • PULITZER PRIZE FINALIST • NA

The National Book Award Finalist and New York Times bestseller that became a guide and balm for a country struggling to understand the election of Donald Trump