I don't think so, he has a pretty narsisictic personality so it's all about him usually. I have thought of talking to the OM wife as well, but she really had no control over this guy and he has always done what he wants. And the book says do not expose to others.
Me:39 WW: 39 Kids: 11,8,4 Married: 15 years Together 17 years PA discovered November 2016 Separated living in same house - ended 1/2017 Separated, kids in house, taking turns staying in house