How can you tell if your child has communication problems? Is he a leader or an outcast among his peers? Does he know how to find a way out of conflict situations and, if necessary, stand up for himself? The authors of this book, based on scientific data and the rich personal experience of educational psychologists, use real examples to analyze the most pressing problems of friendship and provide parents with an effective technique to overcome difficulties in relationships between children. This book complements, but does not replace, consultation with a specialist. Its purpose is to provide useful general information about the subject to which it is devoted. If the reader requires medical advice, he or she should consult a physician. The author and publishers are not responsible for damages and risks, personal or otherwise, arising directly or indirectly as a result of the use of or in connection with the use of information from this book. Published in Russian for the first time.