User experience (UX) refers to a person's total experience using a particular product, system or service. —Wikipedia
Why study this article? Alignment diagrams map out business processes and user experience together in order to make the value creation chain visible from both sides of the fence. This will help you to improve your business processes in order to deliver better value to the client.
Why study this book? Using various mapping techniques from UX design, you’ll learn how to turn customer observations into actionable insight for product design. There is a Video Course released in 2014 with almost the same contents.