The campaign for the UK Brexit referendum or the 2016 US presidential election campaign were marked by the central importance of social media and the emergence of what is now called fake news.
The media is being flooded by populist narratives, fake news, conspiracy theories and make-believe : how a democracy can devolve into a post-factual state ?
Behind the unbridled appearances of the populist carnival, lies the hard work of dozens of spin doctors, ideologists and, increasingly, scientists and Big Data experts who are reinventing the rules of the political game.
