Ayer, Sir A.J.

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Ayer, Sir A.J. ( Alfred Jules) (1910–89) English philosopher. Building on the ideas of the Vienna Circle of positivists and of George Berkeley, David Hume, Bertrand Russell, and Ludwig Wittgenstein, he introduced logical positivism into British and US philosophy. His works include Language, Truth and Logic (1936) and Philosophy and Language (1960).

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