In the 1930s, the Great Depression reversed a long trend towards globalization: Borders were shut, trade was halted, and tariffs imposed. After the 2008 financial crisis, it initially seemed that this would not occur again. But free trade is now stirring strong political passions, with politicians and voters of all stripes blaming trade for rising unemployment. So are we heading for a new protectionist wave? Or is it possible to resurrect the free trade dream? Is free trade really as damaging for peoples' jobs as the critics fear anyway?