I think there are differences, as shown in the article posted, and the fact that "women's saddles" are starting to hit the market. Let's face it, we're built differently.
I think the basis for a good seat is universal, but maybe the outcome might look a bit different based on the difference in anatomy.
Remember the chair against the wall thing? Where women seem to be able to do it, but men can't seem to? I've never been able to figure out why, but it's there.
"When you're young and you fall off a horse, you may break something. When you're my age, you splatter." -- Roy Rogers