- Dennett, Daniel(as the creator of the intentional-stance framework)
- A contemporary American philosopher who studies the mind and consciousness, known for arguing that we can understand how brains work by treating them as if they have beliefs and desires, even without knowing all the details of how neurons fire.
- Frankish, Keith(cited as a proponent of illusionism)
- A contemporary philosopher who defends illusionism, the idea that our sense of having irreducible consciousness is itself an illusion.
- eliminativism(Lewis was an eliminativist about religion, contrasting with his compatibilism in other domains)
- The position that the entities or concepts in question do not exist or should be rejected from one's ontology
- explanatory gap(Central concept in anti-physicalist arguments)
- The alleged in-principle inability to intelligibly explain how consciousness arises from physical processes
- illusionism(as used in philosophy of mind)
- The philosophical view that phenomenal consciousness (that subjective feeling quality) doesn't actually exist the way it seems to—it's more like an illusion our brain creates.
- irreducible(Personalist anthropology; distinguishes personhood from mere biological individuality)
- That which is unique and unrepeatable in each human being, by virtue of which a person is not merely an individual of a species but a personal subject.
- phenomenal consciousness(Contrasted with functional or physical properties in anti-physicalist arguments)
- The subjective, felt quality of experience that zombies are stipulated to lack despite physical identity with conscious humans