An extended version of the megabestseller from the world's most famous psychologist Robert Chaldini! Based on 35 years of experience, numerous studies and observations, the author derived 7 principles of influence, with the help of which you will become a real master of persuasion. In the book, you will find many techniques, tactics and tricks that are actively used in marketing, PR, politics and management. Robert Chaldini expanded his ideas in a new version of the world bestseller. He reworked the classic text, adding methods and influence cases in the Internet space. Hidden mechanisms of influence on subscribers of social networks, soft manipulations of information businessmen and cunning traps set by application manufacturers - all this is analyzed in detail by the author of "Psychology of Influence." The book must be read by fans of the original version of the bestseller, as well as marketers, bloggers, journalists, sales managers, politicians, entrepreneurs, psychologists and those who do not want to become a victim of manipulation under any circumstances.