# Principia Ethica — Character guide

> Key figures in Principia Ethica by G. E. Moore.

- [G. E. Moore](https://www.betterreads.online/discover/principia_ethica_se/characters/george_edward_moore.md): The author and narrator, presenting his ethical philosophy throughout the work.
- [J. S. Mill](https://www.betterreads.online/discover/principia_ethica_se/characters/john_stuart_mill.md): Utilitarian philosopher whose hedonistic ethics are critically examined.
- [Herbert Spencer](https://www.betterreads.online/discover/principia_ethica_se/characters/herbert_spencer.md): Evolutionary philosopher whose naturalistic ethics are analyzed and critiqued.
- [Henry Sidgwick](https://www.betterreads.online/discover/principia_ethica_se/characters/henry_sidgwick.md): Ethicist whose views on hedonism and intuitionism are extensively discussed.
- [Jeremy Bentham](https://www.betterreads.online/discover/principia_ethica_se/characters/jeremy_bentham.md): Founder of utilitarianism, whose hedonistic calculus is critically evaluated.
- [Immanuel Kant](https://www.betterreads.online/discover/principia_ethica_se/characters/immanuel_kant.md): Metaphysical ethicist whose categorical imperative is contrasted with Moore's views.
- [Aristotle](https://www.betterreads.online/discover/principia_ethica_se/characters/aristotle.md): Ancient philosopher whose ethical framework is referenced in discussions of the good.
- [Socrates](https://www.betterreads.online/discover/principia_ethica_se/characters/socrates.md): Classical philosopher invoked in dialogues about ethical inquiry and the good.
- [Plato](https://www.betterreads.online/discover/principia_ethica_se/characters/plato.md): Ancient philosopher whose theory of Forms is discussed in relation to the ideal.
- [Jean-Marie Guyau](https://www.betterreads.online/discover/principia_ethica_se/characters/jean_marie_guyau.md): French philosopher whose hedonistic views are briefly examined.
- [T. H. Green](https://www.betterreads.online/discover/principia_ethica_se/characters/thomas_hill_green.md): Idealist philosopher whose metaphysical ethics are critiqued.
- [Franz Brentano](https://www.betterreads.online/discover/principia_ethica_se/characters/franz_brentano.md): Austrian philosopher whose concept of intentionality is referenced.
- [Charles Darwin](https://www.betterreads.online/discover/principia_ethica_se/characters/charles_darwin.md): Naturalist whose evolutionary theory is mentioned in ethical contexts.
- [Protarchus](https://www.betterreads.online/discover/principia_ethica_se/characters/protarchus.md): Dialogue partner in Plato's Philebus, cited in discussions of pleasure.
- [Callicratidas](https://www.betterreads.online/discover/principia_ethica_se/characters/callicratidas.md): Spartan commander mentioned as an example of ethical motivation.
- [Charicles](https://www.betterreads.online/discover/principia_ethica_se/characters/charicles.md): Figure from ancient literature used as an ethical example.
- [Jesus Christ](https://www.betterreads.online/discover/principia_ethica_se/characters/jesus_christ.md): Religious figure referenced in discussions of moral ideals.
- [The Egoist](https://www.betterreads.online/discover/principia_ethica_se/characters/the_egoist.md): Hypothetical character representing egoistic ethical theory.
- [Hedonists](https://www.betterreads.online/discover/principia_ethica_se/characters/hedonists.md): Generic proponents of hedonism, discussed as a philosophical group.
- [Casuistry](https://www.betterreads.online/discover/principia_ethica_se/characters/casuistry.md): Personified method of case-based ethical reasoning critiqued in the text.

HTML index: https://www.betterreads.online/discover/principia_ethica_se/characters