The Theory of Automatic Control . Linear Systems" edited by A. P. Smolnikova is an outstanding work in the field of engineering sciences, which will become an indispensable assistant for students, graduate students and practitioners in the field of automation and management. This work is not just a textbook, but a whole encyclopedia of knowledge covering a wide range of topics related to linear control systems. On the pages of the book, the reader plunges into the world of automatic control theory, where linear systems are considered from different angles. The authors gathered in this team offer an in-depth analysis of fundamental principles such as sustainability, manageability, and observability. They explain how these concepts are applied in practice, and how their understanding can significantly improve the design and operation of control systems. The book will be of particular interest to those studying or working in engineering, cybernetics, computer science, and other related disciplines. Students of technical universities, graduate students and young scientists will find in it useful materials for preparing for exams and writing scientific papers. Practicing engineers and automation specialists will be able to use it as a reference book that will help them solve complex problems in their professional activities. The topics raised in the book cover not only theoretical aspects, but also practical applications, which makes it particularly valuable. The authors pay attention to modern methods of analysis and design of linear systems, including such important tools as frequency and time analysis. They also consider issues related to adaptive and optimal control systems, which is relevant in the face of rapidly changing technologies and market requirements. The style in which the book is written is distinguished by clarity and accessibility .. The authors seek to convey complex concepts to the reader using illustrative examples and illustrations. This makes the material easy to perceive, even if the reader does not have in-depth knowledge in the field of control theory. In addition, the book contains tasks and examples that will help consolidate the knowledge gained in practice. A. P. Smolnikov is a well-known scientist and teacher who made a significant contribution to the development of the theory of automatic control. His work and research in this area have been recognized both in Russia and abroad. In addition to this book, it is worth paying attention to his other works, which can also be useful for studying the theory of control and automation. If you are looking for a book that will help you understand the principles of automatic control more deeply, then "Automatic Control Theory. Linear systems" will be a real discovery for you. It will not only enrich your knowledge, but also inspire new ideas and projects. This book is your trusted companion in the world of engineering solutions that will help you become an expert in automation and management. Do not miss the opportunity to get acquainted with this unique work, which will become the basis for your professional growth and development in the field of automatic control.