What should a human resource management service be like in a modern company and what can it give it? According to the authors of this book, who have devoted many years to studying this problem, the most important thing in the work of the HR service is the result that ensures the creation of additional market value for the company. They identified the function's key roles as employee advocate, administrative expert, change catalyst, and strategic partner. The approaches proposed in the book can be implemented in practice. The book will undoubtedly be of interest to specialists in the field of human resource management who strive to make changes in their company, improve its HR service and improve their own professional level. It will also be useful for managers in any field of activity.