Reminds me of a Phillip K. Dick short story. In it, anyone who cannot do higher math or has reached the age of eight has been declared "pre-human", and their parents can call the abortion truck to come pick them up.
There are any number of ways this "subhuman" stuff can go once rabidly wacko secular humanism kicks in. Why some might even want to hold out for blonde hair, blue eyes, the right cheek bones, and certain height requirements...
http://en.wikipedia.org/wiki/Nuremberg_code
Sad that Michael J. is too stupid to connect the dots. And he is pretty short, too, with a degenerative disease. Hmmm...