A.J. Ayer's Emotivist Theory of Moral Language

David Hume's Argument Against Moral Realism

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Kant: Right and Wrong Aren't Just Opinions — Socrates to Sartre (Lecture 5)

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Logical Positivism & its Legacy - A. J. Ayer & Bryan Magee (1977)

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An argument against objective morality that defeats itself

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Does Moral Error prove that there are Objective Moral Laws?

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Riggs v Palmer - famous court case about a grandson murdering his grandfather

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The Famous 'Sheriff' Counterexample to Utilitarianism

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A.J. Ayer and Logical Positivism

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Are Ethics Just Emotions? - Simon Blackburn

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Does Objective Morality Exist? - A philosophical presentation and discussion

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Sam Harris Presses Me on Ethical Emotivism

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Your Character Is Your Destiny – Socrates to Sartre (Lecture 8)

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Peter Singer - ordinary people are evil

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David Berlinski—Atheism and its Scientific Pretensions

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Kant's One Rule for Right and Wrong — Socrates to Sartre (Lecture 6)

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Nietzsche's Genealogy of Morals

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Analyzing (Destroying?) Alex O'Connor's Emotivism: Morality—or the Failure of Materialism?

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Aristotle's Nicomachean Ethics - Book I

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A Critique of Sam Harris' "The Moral Landscape"

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14. What Motivates Us: Sex

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