>I don't have any data or anything, but I think that brain development is not even complete until well after 12th grade in humans. In particular, I think the ab

>I don't have any data or anything, but I think that brain development is not even complete until well after 12th grade in humans. In particular, I think the ability to self regulate is compromised. You are right on the money, myelin sheath[0] development isn't complete until 25 - 30 years of age and is critical for executive function[1]. [0]https://en.wikipedia.org/wiki/Myelin https://en.wikipedia.org/wiki/Myelin [1]https://www.verywellfamily.com/myelination-process-3288324 https://www.verywellfamily.com/myelination-process-3288324