Higher learning

Jen: did you know that there's a higher incidence of kids being born intersexed in La Reunion than in any other region except for some Eskimo community? By about 3 times. At least between 1955 and 1998.
Me: Do they have a theory as to, uhhh, why, perhaps?
Jen: I asked in class and the professor said "I don't know, that was a stupid article."