I actually read a thread from the archives a couple of days ago with a lot of discussion from the Peter O'Connor book. I found it to be very insightful. Here is the link.
W2S, that was a great post with your info from the book! It is always helpful to be able to understand more what they are going through and why they are acting the way they are. I wish it made it easier to deal with, but maybe it is easier to extend more grace.