James is the man with whom she and I have been living for more than two years now. No, he is not her father -- not in the biological sense, anyway. But he does the things fathers do. Angie found a word for a person who does things like that. Dad.
Next time you're analyzing how men and women can adapt to sharing responsibilities, check out a few of your local successful LGBT partnerships, as this is an art we've experimented with our whole lives.