About the book: 2022 / The plague comes to one city after another, and people in response to this go to burn the Jews who, in their opinion, poisoned wells with water. Drought, crop failures and famine. Women faint on the street, and everyone suddenly starts thinking they are witches. All you have to do is hang them, and everything will immediately improve. How does mass psychosis form? What is the mechanism of its occurrence and how to manipulate it? What do we do when we are scared? What do we believe? Read about all this in the book.