Re:

not sure how their professional responsibilities weigh in

And it communicates to him that what he did was okay. That is the fundamental problem with what TW did.

Not at all. it's a boys will be boys thing.

It's disgusting

Yup

And another thing that really makes me angry is this idea of there being sides. There are no sides: one person was deceptive and manipulative and the other person was not. The end.