Maybe you can let your H talk first? And go from there. Fo's ideas are great.
No point forcing the research on him. He probably knows but the research isn't going to change his mind.
You must be hurting over your son's rxn. Maybe you could remind him that when he is with daddy, he actually enjoys the time with him? Have you bought books about D or S? I bought for kid and they seemed to help her.
You can call me Dory/ Grl.
As a wise fish once sang,"Just keep swimming!"
It's no use to go back to yesterday because I was a different person then.