If today many people equal Agile with Scrum, the Agile approach is also deeply rooted in software engineering practices, like pair programming or refactoring, promoted by the eXtreme Programming (XP) movement. In this book, Emily Bache presents the Samman Technical Coaching approach. It is a method for helping software development teams to become more agile and raise the quality of their work.
The two presenters explore the misunderstandings and usages of Scrum roles using examples of what they have seen in organizations. They witnessed these dysfunctions not only in companies who are new to these roles, but also in organizations that were already applying Scrum for a while.
Scrum and Kanban are not rivals. If your Scrum Sprints are getting bogged down or missing the mark, combining Scrum with Kanban might be the Agile answer. This article from Kert Peterson provides a comprehensive explanation of how Kanban can improve your Scrum process with Kanban Task Boards, Team Boards, and a better focus on customer needs.