This is an OUTSTANDING piece of work in both the quantity; there is barely a wasted sentence, and the quality of the information it contains.
The training section is very detailed and focuses considerably on training the trainer and gaining insight in this area. This is high value information for those prepared to take the time to understand it.
I think this book is destined to become a classic in its field. For those of you who value quality books on this subject, BUY ONE NOW!!