The monograph presents the origins and mechanisms of the formation, development and functioning of the communicative subsystem of public life. The authors summarize and analyze the empirical work of recent years in the field of psychology of communications in domestic and foreign science. This made it possible to predetermine existing communication strategies and tactics as the most effective in various crisis situations, the features of their implementation and development in professional activities. Communication science is presented as an integral system on the way to studying the nature of social interaction in the historical retrospective of its main schools, teachings and trends in psychology, philosophy and cultural studies. Reviews of the author's research into various phenomena of social communications in a cross-cultural aspect are given, including techniques for facilitating large groups. The book is intended for those involved in psychological research in the field of human communications, sociologists and philosophers, political scientists and demographers, undergraduate and graduate students of the humanities, as well as for everyone those interested in the realities of modern society.