The core of every successful agile development team is a visionary, motivated and highly empowered product owner, capable of being not just a manager, but a member of a scrum team, ready for close and constant cooperation. Roman Pichler, one of the leading experts in Scrum and agile product management, in his book considers all the components of this role that are necessary to lead the company to excellent results. His book is about what the role of the product owner is, what typical difficulties and pitfalls he faces in his work, how to overcome them, and how the agrum-based product management based on Scrum differs from traditional approaches and how to apply scrum effectively -techniques in practice. Published in Russian for the first time.