Kevin Williamson, correspondent for National Review, talked about his book, The Smallest Minority: Independent Thinking in the Age of Mob Politics.

Born to a Ghanaian father and British mother, Kwame Anthony Appiah grew up splitting time between both countries — and lecturing in many more — before eventually settling in America, where he now teaches philosophy at New York University. This, along with a family scattered across half-a-dozen countries, establishes him as a true cosmopolitan,