So why is a psychologist reviewing an IT change management book?

The answer to this self-posed question is given in Dr. David Farrar's 2/27/2009 Amazon review of Larry Klosterboer's book Implementing ITIL Change and Release Management:

For starters, many of my clients are IT and information systems specialists. Most are going through pain, change and challenges related to keeping up with the rapidly shifting demands of their customers, the adoption of new technology, and of course, the economy.

I wonder whether I should laugh or cry...