A story about not redshirting kindergarten

He started kindergarten at age 4, and it was okay.

Today I read yet another article in support of redshirting kids with summer birthdays. That is, instead of enrolling them in kindergarten when they’re old enough (according to your state or school), you wait a year. So instead of starting kindergarten at barely-five (or not-quite-five), they are sometimes six before they start. Instead of being…