Trump the peacemaker, Obama the deporter, George W Bush the foreign aider. Ahead of the election, we interrogate the counterintuitive positions candidates have taken against their party’s (and their own) image, once in office. Why do so many US presidents campaign in one direction and govern in another? Andrew Mueller speaks with former USAID administrator Andrew Natsios. Plus: a roundtable with Leslie Vinjamuri of the US and the Americas programme at Chatham House and Charles Hecker of geopolitical risk consultancy, Control Risks.