In this book, all possible manipulations are described: between leaders and subordinates, men and women, parents and children, teachers and students, professors and students; manipulations in business relationships, trade, and business. The psychological essence of manipulation and manipulators is revealed, a model of manipulative influences is described, and an effective system of protection against manipulations is proposed and demonstrated in action. The publication is addressed to all who are not only interested in the psychology of relationships between people, but also wish to acquire reliable protection from manipulators.