If I understand Luke correctly, he includes even under “metaethics” a lot of stuff that is not about normative value, but is merely descriptive about human cognitive behavior.
That’s correct. ‘Metaethics’ is a term that typically includes the study of many questions in moral psychology, for example whether or not motivational internalism is true in humans, and how moral judgments happen.
If I understand Luke correctly, he includes even under “metaethics” a lot of stuff that is not about normative value, but is merely descriptive about human cognitive behavior.
That’s correct. ‘Metaethics’ is a term that typically includes the study of many questions in moral psychology, for example whether or not motivational internalism is true in humans, and how moral judgments happen.