In relation to your idea of 'consciousness requiring lots of energy', I was surprised to hear this during a lecture on the uniqueness of humans: -Playing in a chess tournament can kill 3-4000 calories, just by using one’s brain. Robert Sapolsky: The uniqueness of humans http://www.ted.com/talks/la...

I am surprised at the lack of mentioning the collective unconscious in regards to the bicameral mind. When Dick, in this letter, asks for the origin of Jayne's bicameral voices, can we not just give him the 'collective voice'? Jung theorizes archetypes, some type of a right-brain structuring protoco...

The Moderator here mentions the hallucination of someone calling your name just before falling asleep or waking up. I would like to recount an auditory hallucination that is more amusing than anything else. I was sleeping at a friend's house overnight. I woke up to someone calling my name, multiple ...

When I read the title 'The Origin of Consciousness in the Breakdown of the Bicameral Mind' in Sawyer's Wake, it sounded so cool that it made me go out and get an alumni library card at my old university, just so I could check it out, and my life hasn't been the same since...(true story).

Regarding your statement, "I believe a fully bicameral civilization would have had no way of distinguishing dreams from reality", I would like to direct you to a thread right on this very site http://www.julianjaynes.org/jjsforum/viewtopic.php?t=15 And if this topic of the distinction betw...