This book is composed of papers previously written by Watts Humphrey. The people and management aspects of software development are often neglected in books and this one is a good source to start thinking about them… and improving our practice.
Books on Scrum and Agile Project Management
The book starts with a presentation of Agile and Lean principles. The second part explains how Lean adoption can improve the usage of Scrum with an interesting table comparing Scrum and Lean accompanied by a list of practices to avoid.