The man who wants America to “think harder” has parlayed his quixotic presidential campaign into front-runner status in New York’s mayoral election. And he has some big plans. Also: in the early 20th century, Max Weber argued that Protestantism created wealth. Finally, there are data to prove if he was right. All it took were some missionary experiments in the Philippines and a clever map-matching trick that goes back to 16th-century Germany.