The purpose of studying the discipline "Psychology and Ethics of Business Communication" is to contribute to the formation of appropriate psychological and moral qualities among business people as necessary conditions for their daily activities and behavior. The fifth edition of the textbook has been significantly improved and updated. The range of studied problems has expanded significantly. A new chapter "Manipulative communication techniques" is included. New tests allow you to self-assess the business qualities of the manager and determine the individual style of interpersonal communication of partners. The textbook will help future and current specialists in the formation of a psychological and moral culture of business communication (previous editions - UNITI, 1995, 1997, 2000, 2003).