>Also, later school start times have in other states led to better academic performance, better behavior, etc., independent of any control for bedtime.
And how much of that is because kids are staying up to watch the Walking Talking After Dead Chat Show that start at 9, 10, 11pm or because they start getting tired playing Fortnight that late instead of learning how to fall asleep naturally and thus starting school later lets them stay up later and still get sleep?
Also, later school start times have in other states led to better academic performance, better behavior, etc., independent of any control for bedtime.
This decision has no downside. It's like mandating that hot dog vendors not sell disguised dog turds.