>>>>>Given that rape within marriage was a legal impossibility until *very* recently, the three kids don't prove any social skills at all.

I take that point.

>>>>>Addressing* Kay as Katie makes perfect sense to me - but referring to her as Katie when talking to her family doesn't - unless somewhere it's clear that she prefers the name?

I'm not sure about that, since they didn't meet in the home environment. I find it rather touching.