Ian's new book, Us vs. Them: The Failure of Globalism ... Trump’s foreign policy: belligerent nationalism or non-interventionism or both? ... What Trump offers disgruntled voters and the news media ... The perilous future of US-Iran relations ... Do US foreign policy makers pay too much attention to the oil states? ... Ian: Technology is empowering authoritarian regimes ... Why Ian is still optimistic about the world ...