Kurt Bittner has more than 35 years of experience helping teams to deliver software in short feedback-driven cycles, as a developer, as a product manager, and product owner; as an industry analyst; and as an organizational change agent. He is the author of three other books on software engineering, many blogs and articles, and is a frequent speaker at conferences.

Patricia Kong is a key contributor to the Nexus framework and the Evidence-Based Management framework. She led product development, product management, and marketing for several early-stage companies in the US and Europe, and worked in business development and engagement management for Forrester Research. She is fluent in four languages.

Dave West is the CEO and Product Owner at Scrum.org. He is a frequent keynote at major industry conferences and is a widely read author of books, blogs, articles, and research reports. He has led both product development and consulting organizations for multi-national organizations.

Foreword xi

Preface xiii

Acknowledgments xvii

About the Authors xix

Chapter 1: Introduction to Scaling Agile 1

Why Agile? 2

Why Scrum? 2

Why Nexus? 5

Simplicity Is the Key to Scaling 6

Chapter 2: Introducing Nexus 7

What Is Nexus? 7

Nexus Extends Scrum 8

The Nexus Integration Team 10

Nexus Events 12

Nexus Artifacts 17

What Do You Need to Get Started with Nexus? 19

Closing 20

Chapter 3: Forming a Nexus 21

Evolving a Cross-functional Team 24

Growing a Nexus 29

Forming the Nexus Integration Team 32

How Does a Nexus Work? 34

Chapter 4: Planning in Nexus 35

Consolidating and Validating the Product Backlog 35

Planning a Sprint in a Nexus 47

Closing 55

Chapter 5: Running a Sprint in Nexus 57

The Nexus Daily Scrum 58

Providing Transparency Inside and Outside the Nexus 61

Nexus Sprint Retrospective 68

Closing 73

Chapter 6: Evolving the Nexus 75

Optional Practice: Organizing Scrum Teams around Features 77

Optional Practice: Managing Code Like an Open-Source Project 78

Optional Practice: Organizing Teams around Personas 81

Expanding the Nexus Integration Team 83

Updating and Refining the Product Backlog 83

Nexus Sprint Planning, Revisited 85

The Nexus Daily Scrum, Take Two 86

The Nexus Sprint Review, Take Two 88

The Nexus Sprint Retrospective, Take Two 89

Closing 96

Chapter 7: The Nexus in Emergency Mode 97

Product Backlog Refinement, Take Three 99

Nexus Sprint Planning, Take Three 102

The Nexus Daily Scrum, Take Three 108

What to Do When the Nexus Starts to Struggle 110

The Nexus (Pseudo) Sprint Review and Retrospective 118

Closing 119

Chapter 8: Retrospective on the Nexus Journey 121

What Worked Well 122

Areas for Improvement 126

What’s Next? 132

Closing 133

Glossary 135

Index 143