Well, try the guidebook of the cigarette industry, writes ‘ Undercover Economist’ Tim Harford. Applicable to Brexit campaigns, Trump news conferences, Russia state propaganda and Facebook filter bubbles.

False claims stick……..fact checking doesn’t work (not in the least because facts are boring)……..distraction does work………….as does some level of ignorance…………and polarisation.

How to solve this problem? Through curiosity and storytelling (think Hans Rosling)