Book Review: The Art of Business Value by Mark Schwartz

I just read the book "The Art of Business Value" by Mark Schwartz. I came upon this book as I follow Adrian Cockcroft on Twitter and he tweeted about it. Mr. Cockcroft also has a blurb for the book on the back cover.  That was enough to get me to buy and read the book.  As a technical author myself, Amazon does not let me post reviews on technical books. As a result, my review is here.
Even with agile methodologies, IT has trouble delivering business value. The book starts with some...