There’s this book called “head trip: adventures on the wheel of consciousness” that puts forth the idea that there are many brain states, not just asleep and aw

There’s this book called “head trip: adventures on the wheel of consciousness” that puts forth the idea that there are many brain states, not just asleep and awake. The one just before falling asleep is a really wild one. https://www.amazon.com/Head-Trip-Adventures-Wheel-Consciousness/dp/1400064848 https://www.amazon.com/Head-Trip-Adventures-Wheel-Consciousn...