I have seen that before. It is very good. And, I like that he's so sure of himself. I think the thread I first saw it in, someone said it should be required viewing for every parent-to-be. Imagine how many babies would be spared if it were!
Ryan is very well educated on this subject. He has been an activist for more than 12 years and has (at least) some medical knowledge as he has worked in hospitals. I also think his PHd is in a medicine related field. He has every right to be sure of himself. He's earned it.