This publication contains selected works of an outstanding scientist, academician of the Russian Academy of Sciences, Stanislav Vasilyevich Emelyanov and gives a fairly complete impression of his work on control theory, mathematical systems theory and other related issues. The publication includes works on the fundamental problems of the theory of feedback, which implement new trends in the theory and practice of automatic control. It presents in compact form the main principles of variable structure systems and binary automatic control systems, the theory of new feedback types. A special section is devoted to the problems of integrated automation, building automation hardware systems that are based on modern methods of control, design and operation of local automation.