David Really? they don't say much, and those thoughts are still immaterial. See below: > > romansh: Yes really ... and I don't need to say much. > > No thoughts are not immaterial. > > By what definition are they not immaterial. Can you touch a thought? As much as I can touch light. In fact "touch" is short hand for how fields interact. Are you saying fields don't interact in your brain? > > Romansh: Actually there is a bit more fidelity than "regions". What we have learned is that blood flow patterns can be a crude proxy for the brain function that humans describe as consciousness (at least the visual). > > What fidelity more than regions? Yes, a very crude proxy. And that makes it even more amazing that we can get anything from an fMRI. > > > > Romansh: So what evidence would persuade [you] that consciousness is material? > > Please tell me. Actually I meant to ask you.