 So the basic constituents of the world—the substances and the properties—that Heil describes are, in the best sense of the term, physical. Here the neutral monist (who is committed to the Neither View of neutrality parts company with Heil. The deep story of the neutral monist has it that the fundamental entities—be they events, bits of information, substances, properties, etc.—are not physical (and not mental, of course). That is to say, they are not the sort of thing that fundamental physics (or psychology) reveals.