Meet the "engineers of chaos": computer scientists and big data specialists that are the shadowy kingmakers in politics. To see their candidates succeed, these experts in micro-targeting and online manipulation are ready to stir up as much hatred and anger as possible. And if democracy is collateral damage? That's the price they're happy for us all to pay. ARTE Documentary is here to tell you more about what’s going on in the world of culture, news and current affairs with powerful, refreshing and entertaining docs subtitled in English for our international fans. original: https://www.youtube.com/watch?v=KQLet5IU9_M