Taking as his starting point the common observation that representational democracies have collapsed, Yves Citton, professor of Literature and Media at Paris 8 University, co-director of the magazine Multitudes and author, among many other books and articles, of Médiaarchie and Pour une écologie de l 'attention, reflects on a system of power which is structured by the logic of media and from which, for instance, conspiracism is born.