On any particular policy, we can always hope President Trump will flip-flop. Expel the Dreamers; save the Dreamers. Maybe he’ll keep the US in the Paris climate accords after all. Threaten Kim Jong ...

Craig Calhoun
Craig Calhoun is president of the Berggruen Institute. He was previously director of the London School of Economics and Political Science, and before that president of the Social Science Research Council. His books include Does Capitalism Have a Future? (2013), The Roots of Radicalism (2012), and Nations Matter (2007).