meditating vegetarian 
ex-IBD, PE, VC 
For the last two months I've been sleeping for 4 hours a night, thinking about Matthew Walker's "Why We Sleep". 130 hours of writing and research and 6000 words later:https://guzey.com/books/why-we-sleep/ …
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As a psych prof he must be very aware of power of heuristics. As neurosci prof he must realize humans (esp anything to do w our brains) are rarely that simple (one habit fixes all). I dunno, things like #4 is pretty egregious. There is a whole “sleeptech” industry now tho ...