Dominican-American New Yorker, A.J. O’Neal, whose parents redshirted him, agrees with Webb and says that as a gifted child he’d felt incredibly stunted by being held back a grade. “It didn’t help me at all,” he says.

The decision about whether or not to start your child in kindergarten at age five or six (or, in some cases, four) ultimately depends upon the readiness of the child themselves, according to William J. Bennet, author of the book The Educated Child: A Parents Guide from Preschool Through Eighth Grade.