20th‑century moral intuitionism in British and American ethics (1910–1960)

1. Moore’s non-naturalism shapes early analytic ethics

   Jan 1, 1910Labels: G E, Principia Ethica

   • SEP Moore
   • Philopedia
   • Wikipedia

2. Prichard challenges moral “proof” projects

   Jan 1, 1912Labels: H A

   • OUP Mind
   • Wikipedia
   • Britannica

3. Ross systematizes prima facie duties

   Jan 1, 1930Labels: W D, prima facie

   • Wikipedia
   • IEP Ross

4. Broad maps ethical theory types for new audiences

   Jan 1, 1930Labels: C D, Five Types

   • Routledge
   • PhilPapers

5. Ayer popularizes emotivism and challenges intuitionism

   Jan 1, 1936Labels: A J, Language Truth

   • Britannica
   • Wikipedia
   • SEP Ayer

6. Ross’s Gifford Lectures broaden intuitionist foundations

   Jan 1, 1939Labels: W D, Foundations of

   • Open Library
   • PhilPapers
   • IEP Ross

7. Ewing defends reason and intuition against positivism

   Jan 1, 1941Labels: A C, Reason and

   • Britannica
   • Wikipedia

8. Stevenson develops emotivism into a detailed program

   Jan 1, 1944Labels: C L, Ethics and

   • Wikipedia
   • Yale Press

9. Ewing’s The Definition of Good renews non-naturalist metaethics

   Jan 1, 1947Labels: A C, The Definition

   • Open Library
   • Britannica

10. Prichard’s posthumous essays extend duty-centered intuitionism

    Jan 1, 1949Labels: H A, Moral Obligation

    • WorldCat
    • OUP Oxford

11. Hare’s prescriptivism reframes non-cognitivist ethics

    Jan 1, 1952Labels: R M, The Language

    • Britannica
    • NLA Catalogue

12. By 1960, intuitionism is influential but on the defensive

    Jan 1, 1960Labels: Mid-century ethics

    • Britannica
    • IEP Ross