Jon Ronson has spent time with conspiracy theorist Alex Jones, uncovered the secret US military program to train psychic soldiers and told the stories of the first people to be publicly shamed in the age of social media. Now, Ronson’s investigating the culture wars.

From fears about left-wing activists taking over the streets to paranoia about vaccines – he charts the surprising origins of our most divisive social conflicts. Today, he shares the very human story about how things fell apart.