I don’t think your ‘our priors about sleep research should be high’ argument holds, for the simple reason that everyone knows, now, that you’re supposed to be tired and grumpy when you get less than “your eight hours”. There is almost certainly a placebo effect in play, which means that you may well be allowing the sleep research itself to affect your priors about the plausibility of the sleep research!
I don’t think your ‘our priors about sleep research should be high’ argument holds, for the simple reason that everyone knows, now, that you’re supposed to be tired and grumpy when you get less than “your eight hours”. There is almost certainly a placebo effect in play, which means that you may well be allowing the sleep research itself to affect your priors about the plausibility of the sleep research!