My reply (before reading other replies) is that no, such theories are not forbidden. There is a causal link with the rest of the universe; neurons are causing consciousness. Consciousness, in turn, does not need to cause anything else to be part of the universe; it is part of the universe merely by being caused.
My reply (before reading other replies) is that no, such theories are not forbidden. There is a causal link with the rest of the universe; neurons are causing consciousness. Consciousness, in turn, does not need to cause anything else to be part of the universe; it is part of the universe merely by being caused.