A statement which says that the most important problems need the simplest solutions is a truth. That is exactly Scrum. Co-author of this methodology is also the author of this book in which he presents a series of case studies . These are examples of his real project manager life in some companies.
Scrum methodology is easy to learn and it does not include many complicated elements. However, it causes that it does not provide any ready to use solutions. That is why many people (after first approach to Scrum) come back to their traditional and inappropriate practices and habits. Due to that it is especially important to read this book which shows in simple and esy to read way how to manage the most difficult and complex project also this which is wide spread geographically.