BY Kat Rosenfield / 5 mins
BY Lionel Shriver / 6 mins
BY Adam King / 5 mins
BY Matt Feeney / 8 mins
BY Kathleen Stock / 5 mins
BY Geoff Shullenberger / 6 mins
BY Andrew Doyle / 4 mins
BY Jesse Singal / 10 mins
BY Edward Luttwak / 4 mins
BY John McTernan / 5 mins
BY Kathleen Stock / 4 mins
BY David Patrikarakos / 7 mins