antigonus comments on Open Thread: September 2011 - LessWrong
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I got in a discussion with a philosophy grad student today, who told me that the question of whether thoughts were "just" patterns of neural flashes, or if there was something epiphenomenal going on, was still a serious open question. I'm really hoping that this is just a description of the current state of affairs in the philosophy world, and not the neuroscience world, but she seemed rather insistent on this point. This isn't actually considered an open question in neurobiology, right?
It isn't a question in neurobiology at all. If consciousness is epiphenomenal, then by definition you can't perform any experiment to detect its existence. And insofar as neurology is the attempt to discover the material composition of the brain and the causal structure of brain events, and epiphenomenalism holds that consciousness is immaterial and causally silent, well...