The Frances Exhibition is something that Frances Bean Cobain comes up with, be it musical or visual-arts or whatever.
Sheila Sprinkle will be an influential neo-feminist figure, claiming to be the daughter of nineties underground icon Annie Sprinkle and continuing her legacy.
As for the incubators, go to the "Great Expectations" storyline to refresh your memory.
And hey... who knows if some famous cartoonist and convention organizer might one day have political aspirations? :)