"Facebook-2020" is a book that reveals the influence of social networks on modern society. The author successfully combined an analytical approach to the study of the phenomenon of social networks with an interesting narrative that captivates the reader from the first pages. The book examines the pros and cons of using Facebook in everyday life, as well as the impact on interpersonal relationships, mental health, and social processes. "Facebook-2020" helps to understand how to use the social network correctly, so as not to become addicted and avoid negative consequences. The book is recommended for a wide range of readers who are interested in studying modern communication technologies and a healthy way of communicating on the Internet.