From the Book - Second edtion.
Moore's attack on ethical naturalism
Emotivism and the rejection of non-naturalism
Blackburn's quasi-realism
Gibbard's norm-expressivism
Mackie's "Error-Theory," the argument from queerness and moral fictionalism
Judgement-dependent accounts of moral qualities
Naturalism I : Cornell realism
Naturalism II : Reductionism
Contemporary non-naturalism : McDowell's moral realism
Appendix: Sense, reference, semantic value and truth-conditions