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A. J. Ayer

Sir Alfred Jules "Freddie" Ayer FBA (/ɛər/ AIR;[2] 29 October 1910 – 27 June 1989)[3] was an English philosopher known for his promotion of logical positivism, particularly in his books Language, Truth, and Logic (1936) and The Problem of Knowledge (1956).

Sir A. J. Ayer

Alfred Jules Ayer

(1910-10-29)29 October 1910
London, England

27 June 1989(1989-06-27) (aged 78)

London, England

Ayer was educated at Eton College and the University of Oxford, after which he studied the philosophy of logical positivism at the University of Vienna. From 1933 to 1940 he lectured on philosophy at Christ Church, Oxford.[4]


During the Second World War Ayer was a Special Operations Executive and MI6 agent.[5]


Ayer was Grote Professor of the Philosophy of Mind and Logic at University College London from 1946 until 1959, after which he returned to Oxford to become Wykeham Professor of Logic at New College.[1] He was president of the Aristotelian Society from 1951 to 1952 and knighted in 1970. He was known for his advocacy of humanism, and was the second president of the British Humanist Association (now known as Humanists UK).


Ayer was president of the Homosexual Law Reform Society for a time; he remarked, "as a notorious heterosexual I could never be accused of feathering my own nest."

Life[edit]

Ayer was born in St John's Wood, in north west London, to Jules Louis Cyprien Ayer and Reine (née Citroen), wealthy parents from continental Europe. His mother was from the Dutch-Jewish family that founded the Citroën car company in France; his father was a Swiss Calvinist financier who worked for the Rothschild family, including for their bank and as secretary to Alfred Rothschild.[6][7][8]


Ayer was educated at Ascham St Vincent's School, a former boarding preparatory school for boys in the seaside town of Eastbourne in Sussex, where he started boarding at the relatively early age of seven for reasons to do with the First World War, and at Eton College, where he was a King's Scholar. At Eton Ayer first became known for his characteristic bravado and precocity. Though primarily interested in his intellectual pursuits, he was very keen on sports, particularly rugby, and reputedly played the Eton Wall Game very well.[9] In the final examinations at Eton, Ayer came second in his year, and first in classics. In his final year, as a member of Eton's senior council, he unsuccessfully campaigned for the abolition of corporal punishment at the school. He won a classics scholarship to Christ Church, Oxford. He graduated with a BA with first-class honours.


After graduating from Oxford, Ayer spent a year in Vienna, returned to England and published his first book, Language, Truth and Logic, in 1936. The first exposition in English of logical positivism as newly developed by the Vienna Circle, this made Ayer at age 26 the enfant terrible of British philosophy. As a newly famous intellectual, he played a prominent role in the Oxford by-election campaign of 1938.[10] Ayer campaigned first for the Labour candidate Patrick Gordon Walker, and then for the joint Labour-Liberal "Independent Progressive" candidate Sandie Lindsay, who ran on an anti-appeasement platform against the Conservative candidate, Quintin Hogg, who ran as the appeasement candidate.[10] The by-election, held on 27 October 1938, was quite close, with Hogg winning narrowly.[10]


In the Second World War, Ayer served as an officer in the Welsh Guards, chiefly in intelligence (Special Operations Executive (SOE) and MI6[11]). He was commissioned second lieutenant into the Welsh Guards from Officer Cadet Training Unit on 21 September 1940.[12]


After the war, Ayer briefly returned to the University of Oxford where he became a fellow and Dean of Wadham College. He then taught philosophy at University College London from 1946 until 1959, when he also started to appear on radio and television. He was an extrovert and social mixer who liked dancing and attending clubs in London and New York. He was also obsessed with sport: he had played rugby for Eton, and was a noted cricketer and a keen supporter of Tottenham Hotspur football team, where he was for many years a season ticket holder.[13] For an academic, Ayer was an unusually well-connected figure in his time, with close links to 'high society' and the establishment. Presiding over Oxford high-tables, he is often described as charming, but could also be intimidating.[14]


Ayer was married four times to three women.[15] His first marriage was from 1932 to 1941, to (Grace Isabel) Renée, with whom he had a son—allegedly the son of Ayer's friend and colleague Stuart Hampshire[16]—and a daughter.[8] Renée subsequently married Hampshire.[15] In 1960, Ayer married Alberta Constance (Dee) Wells, with whom he had one son.[15] That marriage was dissolved in 1983, and the same year, Ayer married Vanessa Salmon, the former wife of politician Nigel Lawson. She died in 1985, and in 1989 Ayer remarried Wells, who survived him.[15] He also had a daughter with Hollywood columnist Sheilah Graham Westbrook.[15]


In 1950, Ayer attended the founding meeting of the Congress for Cultural Freedom in West Berlin, though he later said he went only because of the offer of a "free trip".[17] He gave a speech on why John Stuart Mill's conceptions of liberty and freedom were still valid in the 20th century.[17] Together with the historian Hugh Trevor-Roper, Ayer fought against Arthur Koestler and Franz Borkenau, arguing that they were far too dogmatic and extreme in their anti-communism, in fact proposing illiberal measures in the defense of liberty.[18] Adding to the tension was the location in West Berlin, together with the fact that the Korean War began on 25 June 1950, the fourth day of the congress, giving a feeling that the world was on the brink of war.[18]


From 1959 to his retirement in 1978, Ayer held the Wykeham Chair, Professor of Logic at Oxford. He was knighted in 1970. After his retirement, Ayer taught or lectured several times in the United States, including as a visiting professor at Bard College in 1987. At a party that same year held by fashion designer Fernando Sanchez, Ayer confronted Mike Tyson, who was forcing himself upon the then little-known model Naomi Campbell. When Ayer demanded that Tyson stop, Tyson reportedly asked, "Do you know who the fuck I am? I'm the heavyweight champion of the world", to which Ayer replied, "And I am the former Wykeham Professor of Logic. We are both preeminent in our field. I suggest that we talk about this like rational men". Ayer and Tyson then began to talk, allowing Campbell to slip out.[19] Ayer was also involved in politics, including anti-Vietnam War activism, supporting the Labour Party (and later the Social Democratic Party), chairing the Campaign Against Racial Discrimination in Sport, and serving as president of the Homosexual Law Reform Society.[1]


In 1988, a year before his death, Ayer wrote an article titled "What I saw when I was dead", describing an unusual near-death experience after his heart stopped for four minutes after choking on smoked salmon.[20] Of the experience, he first said that it "slightly weakened my conviction that my genuine death ... will be the end of me, though I continue to hope that it will be."[21] A few weeks later, he revised this, saying, "what I should have said is that my experiences have weakened, not my belief that there is no life after death, but my inflexible attitude towards that belief".[22]


Ayer died on 27 June 1989. From 1980 to 1989 he lived at 51 York Street, Marylebone, where a memorial plaque was unveiled on 19 November 1995.[23]

Works[edit]

Ayer is best known for popularising the verification principle, in particular through his presentation of it in Language, Truth, and Logic. The principle was at the time at the heart of the debates of the so-called Vienna Circle, which Ayer had visited as a young guest. Others, including the circle's leading light, Moritz Schlick, were already writing papers on the issue.[34] Ayer's formulation was that a sentence can be meaningful only if it has verifiable empirical import; otherwise, it is either "analytical" if tautologous or "metaphysical" (i.e. meaningless, or "literally senseless"). He started to work on the book at the age of 23[35] and it was published when he was 26. Ayer's philosophical ideas were deeply influenced by those of the Vienna Circle and David Hume. His clear, vibrant and polemical exposition of them makes Language, Truth and Logic essential reading on the tenets of logical empiricism; the book is regarded as a classic of 20th-century analytic philosophy and is widely read in philosophy courses around the world. In it, Ayer also proposes that the distinction between a conscious man and an unconscious machine resolves itself into a distinction between "different types of perceptible behaviour",[36] an argument that anticipates the Turing test published in 1950 to test a machine's capability to demonstrate intelligence.


Ayer wrote two books on the philosopher Bertrand Russell, Russell and Moore: The Analytic Heritage (1971)[37] and Russell (1972). He also wrote an introductory book on the philosophy of David Hume and a short biography of Voltaire.


Ayer was a strong critic of the German philosopher Martin Heidegger. As a logical positivist, Ayer was in conflict with Heidegger's vast, overarching theories of existence. Ayer considered them completely unverifiable through empirical demonstration and logical analysis, and this sort of philosophy an unfortunate strain in modern thought. He considered Heidegger the worst example of such philosophy, which Ayer believed entirely useless. In Philosophy in the Twentieth Century, Ayer accuses Heidegger of "surprising ignorance" or "unscrupulous distortion" and "what can fairly be described as charlatanism."[38]


In 1972–73, Ayer gave the Gifford Lectures at the University of St Andrews, later published as The Central Questions of Philosophy. In the book's preface, he defends his selection to hold the lectureship on the basis that Lord Gifford wished to promote "natural theology, in the widest sense of that term", and that non-believers are allowed to give the lectures if they are "able reverent men, true thinkers, sincere lovers of and earnest inquirers after truth".[39] He still believed in the viewpoint he shared with the logical positivists: that large parts of what was traditionally called philosophy—including metaphysics, theology and aesthetics—were not matters that could be judged true or false, and that it was thus meaningless to discuss them.


In The Concept of a Person and Other Essays (1963), Ayer heavily criticized Wittgenstein's private language argument.


Ayer's sense-data theory in Foundations of Empirical Knowledge was famously criticised by fellow Oxonian J. L. Austin in Sense and Sensibilia, a landmark 1950s work of ordinary language philosophy. Ayer responded in the essay "Has Austin Refuted the Sense-datum Theory?",[40] which can be found in his Metaphysics and Common Sense (1969).

Awards[edit]

Ayer was awarded a knighthood as Knight Bachelor in the London Gazette on 1 January 1970.[41]

1936, , London: Gollancz., 2nd ed., with new introduction (1946) OCLC 416788667 ISBN 978-0-14-118604-7

Language, Truth, and Logic

1936, ",[42] The Aryan Path.

"Causation and free will

1940, , London: Macmillan. OCLC 2028651

The Foundations of Empirical Knowledge

1954, , London: Macmillan. (Essays on freedom, phenomenalism, basic propositions, utilitarianism, other minds, the past, ontology.) OCLC 186636305

Philosophical Essays

1957, , in S. Korner, ed., Observation and Interpretation in the Philosophy of Physics, New York, N.Y.: Dover Publications.

"The conception of probability as a logical relation"

1956, , London: Macmillan. OCLC 557578816

The Problem of Knowledge

1957, (with F. C. Copleston) in: Edwards, Paul, Pap, Arthur (eds.), A Modern Introduction to Philosophy; readings from classical and contemporary sources[43]

"Logical Positivism - A Debate"

1963, , London: Macmillan. (Essays on truth, privacy and private languages, laws of nature, the concept of a person, probability.) OCLC 3573935

The Concept of a Person and Other Essays

1967, [40] Synthese vol. XVIII, pp. 117–140. (Reprinted in Ayer 1969).

"Has Austin Refuted the Sense-Datum Theory?"

1968, , London: Macmillan. OCLC 641463982

The Origins of Pragmatism

1969, , London: Macmillan. (Essays on knowledge, man as a subject for science, chance, philosophy and politics, existentialism, metaphysics, and a reply to Austin on sense-data theory [Ayer 1967].) ISBN 978-0-333-10517-7

Metaphysics and Common Sense

1971, , London: Macmillan. OCLC 464766212

Russell and Moore: The Analytical Heritage

1972, , London: Macmillan. ISBN 978-0-333-12756-8

Probability and Evidence

1972, , London: Fontana Modern Masters. OCLC 186128708

Russell

1973, , London: Weidenfeld. ISBN 978-0-297-76634-6

The Central Questions of Philosophy

1977, , London: Collins. ISBN 978-0-00-216017-9[44]

Part of My Life

1979, "Replies", in G. F. Macdonald, ed., Perception and Identity: Essays Presented to A. J. Ayer, With His Replies, London: Macmillan; Ithaca, N.Y.: Cornell University Press.

[45]

1980, , Oxford: Oxford University Press

Hume

1982, , London: Weidenfeld.

Philosophy in the Twentieth Century

1984, , Oxford: Clarendon Press.

Freedom and Morality and Other Essays

1984, , London: Collins.

More of My Life

1986, , London: Penguin.

Ludwig Wittgenstein

1986, , New York: Random House.

Voltaire

1988, , London: Secker & Warburg.

Thomas Paine

1990, , Weidenfeld & Nicolson.[46]

The Meaning of Life and Other Essays

1991, in: Griffiths, A. Phillips (ed.), A. J. Ayer: Memorial Essays (Royal Institute of Philosophy Supplements). Cambridge University Press.[47]

"A Defense of Empiricism"

1992, and Replies in: Lewis Edwin Hahn (ed.), The Philosophy of A.J. Ayer (The Library of Living Philosophers Volume XXI), Open Court Publishing Co.[48]

"Intellectual Autobiography"

*For more complete publication details see "The Philosophical Works of A. J. Ayer" (1979) and "Bibliography of the writings of A.J. Ayer" (1992).

A priori knowledge

List of British philosophers

Ayer, A.J. (1989). , New Humanist, Vol. 104 (1), May, pp. 10–13.

"That undiscovered country"

Rogers, Ben (1999). . New York: Grove Press. ISBN 978-0-8021-3869-9. (Chapter one and a review by Hilary Spurling, The New York Times, 24 December 2000.)

A.J. Ayer: A Life

Wollheim, Richard (January 2011) [2004]. "Ayer, Sir Alfred Jules [Freddie]". (online ed.). Oxford University Press. doi:10.1093/ref:odnb/39796. (Subscription or UK public library membership required.)

Oxford Dictionary of National Biography

"Positive Thinking" (review of Karl Sigmund, Exact Thinking in Demented Times: The Vienna Circle and the Epic Quest for the Foundations of Science, Basic Books, 449 pp.), The New York Review of Books, vol. LXIV, no. 20 (21 December 2017), pp. 74–76.

Jim Holt

Alfred Jules Ayer. Proceedings of the British Academy, 94 (1996), pp. 255–282.

Anthony Quinton

Graham Macdonald, Alfred Jules Ayer, , 7 May 2005.

Stanford Encyclopedia of Philosophy

Foster, John (1985), , London: Routledge & Kegan Paul, ISBN 0-7102-0602-X, 071020602X

Ayer

(video) Men of Ideas interview with Bryan Magee (1978)

"Logical Positivism"

(video) The Great Philosophers interview with Bryan Magee (1987)

"Frege, Russell, and Modern Logic"

Ayer's Elizabeth Rathbone Lecture on Philosophy & Politics

Ayer entry in the Stanford Encyclopedia of Philosophy

by Alex Callinicos

A.J. Ayer: Out of time

at Open Library

Works by A. J. Ayer

at Internet Archive

Works by or about A. J. Ayer

Appearance on Desert Island Discs - 3 August 1984

at IMDb

A. J. Ayer