Ernest Nagel (November 16, 1901 – September 20, 1985) was an American
philosopher of science
A philosopher is a person who practices or investigates philosophy. The term ''philosopher'' comes from the grc, φιλόσοφος, , translit=philosophos, meaning 'lover of wisdom'. The coining of the term has been attributed to the Greek th ...
.
[ Suppes, Patrick (1999)]
Biographical memoir of Ernest Nagel
In '' American National Biograph''y (Vol. 16, pp. 216-218). New York: Oxford University Press. uthor eprint/ref> Along with Rudolf Carnap
Rudolf Carnap (; ; 18 May 1891 – 14 September 1970) was a German-language philosopher who was active in Europe before 1935 and in the United States thereafter. He was a major member of the Vienna Circle and an advocate of logical positivism. He ...
, Hans Reichenbach, and Carl Hempel, he is sometimes seen as one of the major figures of the logical positivist
Logical positivism, later called logical empiricism, and both of which together are also known as neopositivism, is a movement in Western philosophy whose central thesis was the verification principle (also known as the verifiability criterion o ...
movement. His 1961 book ''The Structure of Science
''The Structure of Science: Problems in the Logic of Scientific Explanation'' is a 1961 book about the philosophy of science by the philosopher Ernest Nagel, in which the author discusses the nature of scientific inquiry with reference to both na ...
'' is considered a foundational work in the logic of scientific explanation
Models of scientific inquiry have two functions: first, to provide a descriptive account of ''how'' scientific inquiry is carried out in practice, and second, to provide an explanatory account of ''why'' scientific inquiry succeeds as well as it ap ...
.
Life and career
Nagel was born in Nové Mesto nad Váhom
Nové Mesto nad Váhom (; german: Neustadt an der Waag, Neustadtl, Waag-Neustadtl, Waagneustadtl, Waag-Neustadt; hu, Vágújhely, Vág-Újhely) is a town in the Trenčín Region of Slovakia.
Geography
District town located at the northern edge ...
(now in Slovakia
Slovakia (; sk, Slovensko ), officially the Slovak Republic ( sk, Slovenská republika, links=no ), is a landlocked country in Central Europe. It is bordered by Poland to the north, Ukraine to the east, Hungary to the south, Austria to the s ...
, then Vágújhely and part of the Austro-Hungarian Empire
Austria-Hungary, often referred to as the Austro-Hungarian Empire,, the Dual Monarchy, or Austria, was a constitutional monarchy and great power in Central Europe between 1867 and 1918. It was formed with the Austro-Hungarian Compromise of ...
). His mother, Frida Weiss, was from the nearby town of Vrbové
Vrbové (german: Vrbau (modernized: ''Werbau''); hu, Verbó) is a town in the Trnava Region of Slovakia. It has a population of about 6,000. The town lies around northwest from Piešťany.
Characteristics
The town features an originally Gothi ...
(or Verbo). He emigrated to the United States at the age of 10 and became a U.S. citizen in 1919. He received a BSc from the City College of New York
The City College of the City University of New York (also known as the City College of New York, or simply City College or CCNY) is a public university within the City University of New York (CUNY) system in New York City. Founded in 1847, Cit ...
in 1923, and earned his PhD from Columbia University
Columbia University (also known as Columbia, and officially as Columbia University in the City of New York) is a private research university in New York City. Established in 1754 as King's College on the grounds of Trinity Church in Manhatt ...
in 1931, with a dissertation on the concept of measurement. Except for one year (1966-1967) at Rockefeller University
The Rockefeller University is a private biomedical research and graduate-only university in New York City, New York. It focuses primarily on the biological and medical sciences and provides doctoral and postdoctoral education. It is classif ...
, he spent his entire academic career at Columbia. He became the first John Dewey Professor of Philosophy there in 1955. And then University Professor from 1967 until his retirement in 1970, after which he continued to teach. In 1977, he was one of the few philosophers elected to the National Academy of Sciences
The National Academy of Sciences (NAS) is a United States nonprofit, non-governmental organization. NAS is part of the National Academies of Sciences, Engineering, and Medicine, along with the National Academy of Engineering (NAE) and the Nati ...
.
His work concerned the philosophy of mathematical fields such as geometry
Geometry (; ) is, with arithmetic, one of the oldest branches of mathematics. It is concerned with properties of space such as the distance, shape, size, and relative position of figures. A mathematician who works in the field of geometry is c ...
and probability
Probability is the branch of mathematics concerning numerical descriptions of how likely an Event (probability theory), event is to occur, or how likely it is that a proposition is true. The probability of an event is a number between 0 and ...
, quantum mechanics
Quantum mechanics is a fundamental theory in physics that provides a description of the physical properties of nature at the scale of atoms and subatomic particles. It is the foundation of all quantum physics including quantum chemistry, ...
, and the status of reductive and inductive theories of science. His book ''The Structure of Science
''The Structure of Science: Problems in the Logic of Scientific Explanation'' is a 1961 book about the philosophy of science by the philosopher Ernest Nagel, in which the author discusses the nature of scientific inquiry with reference to both na ...
'' (1961) practically inaugurated the field of analytic philosophy of science
Philosophy of science is a branch of philosophy concerned with the foundations, methods, and implications of science. The central questions of this study concern what qualifies as science, the reliability of scientific theories, and the ultim ...
. He expounded the different kinds of explanation in different fields, and was sceptical about attempts to unify the nature of scientific laws or explanations. He was the first to propose that by positing analytic equivalencies (or "bridge laws") between the terms of different sciences, one could eliminate all ontological commitment An ontological commitment of a language is one or more objects postulated to exist by that language. The 'existence' referred to need not be 'real', but exist only in a universe of discourse. As an example, legal systems use vocabulary referring t ...
s except those required by the most basic science. He also upheld the view that social sciences
Social science is one of the branches of science, devoted to the study of societies and the relationships among individuals within those societies. The term was formerly used to refer to the field of sociology, the original "science of soci ...
are scientific, and should adopt the same standards as natural sciences
Natural science is one of the branches of science concerned with the description, understanding and prediction of natural phenomena, based on empirical evidence from observation and experimentation. Mechanisms such as peer review and repeatab ...
.
Nagel wrote ''An Introduction to Logic and the Scientific Method'' with Morris Raphael Cohen
Morris Raphael Cohen ( be, Мо́рыс Рафаэ́ль Ко́эн; July 25, 1880 – January 28, 1947) was an American philosopher, lawyer, and legal scholar who united pragmatism with logical positivism and linguistic analysis. This union coale ...
, his CCNY teacher in 1934. In 1958, he published with James R. Newman ''Gödel's proof'', a short book explicating Gödel's incompleteness theorems
Gödel's incompleteness theorems are two theorems of mathematical logic
Mathematical logic is the study of logic, formal logic within mathematics. Major subareas include model theory, proof theory, set theory, and recursion theory. Research i ...
to those not well trained in mathematical logic
Mathematical logic is the study of logic, formal logic within mathematics. Major subareas include model theory, proof theory, set theory, and recursion theory. Research in mathematical logic commonly addresses the mathematical properties of for ...
. He edited the ''Journal of Philosophy
''The Journal of Philosophy'' is a monthly peer-reviewed academic journal on philosophy, founded in 1904 at Columbia University. Its stated purpose is "To publish philosophical articles of current interest and encourage the interchange of ideas, e ...
'' (1939–1956) and the ''Journal of Symbolic Logic
The '' Journal of Symbolic Logic'' is a peer-reviewed mathematics journal published quarterly by Association for Symbolic Logic. It was established in 1936 and covers mathematical logic. The journal is indexed by '' Mathematical Reviews'', Zentra ...
'' (1940-1946).
As a public intellectual, he supported a skeptical approach to claims of the paranormal
Paranormal events are purported phenomena described in popular culture, folk, and other non-scientific bodies of knowledge, whose existence within these contexts is described as being beyond the scope of normal scientific understanding. Nota ...
, becoming one of the first sponsors and fellows of the Committee for Skeptical Inquiry in 1976, along with 24 other notable philosophers like W. V. Quine
Willard Van Orman Quine (; known to his friends as "Van"; June 25, 1908 – December 25, 2000) was an American philosopher and logician in the analytic tradition, recognized as "one of the most influential philosophers of the twentieth century". ...
. The committee posthumously inducted him into their "Pantheon of Skeptics" in recognition of Nagel's contributions to the cause of scientific skepticism. Nagel was an atheist
Atheism, in the broadest sense, is an absence of belief in the existence of deities. Less broadly, atheism is a rejection of the belief that any deities exist. In an even narrower sense, atheism is specifically the position that there no ...
.
Nagel was an elected member of the American Philosophical Society
The American Philosophical Society (APS), founded in 1743 in Philadelphia, is a scholarly organization that promotes knowledge in the sciences and humanities through research, professional meetings, publications, library resources, and communit ...
(1962) and the American Academy of Arts and Sciences
The American Academy of Arts and Sciences (abbreviation: AAA&S) is one of the oldest learned societies in the United States. It was founded in 1780 during the American Revolution by John Adams, John Hancock, James Bowdoin, Andrew Oliver, and ...
(1981).
He died in New York
New York most commonly refers to:
* New York City, the most populous city in the United States, located in the state of New York
* New York (state), a state in the northeastern United States
New York may also refer to:
Film and television
* '' ...
. He had two sons, Alexander Nagel
Alexander Joseph Nagel (born 13 September 1945 in New York City) is an American mathematician, specializing in harmonic analysis, functions of several complex variables, and linear partial differential equations.
Biography
He received in 1966 ...
(professor of mathematics at the University of Wisconsin) and Sidney Nagel (professor of physics at the University of Chicago).
Nagel's doctoral students include Morton White, Patrick Suppes
Patrick Colonel Suppes (; March 17, 1922 – November 17, 2014) was an American philosopher who made significant contributions to philosophy of science, the theory of measurement, the foundations of quantum mechanics, decision theory, psychology ...
, Henry Kyburg
Henry E. Kyburg Jr. (1928–2007) was Gideon Burbank Professor of Moral Philosophy and Professor of Computer Science at the University of Rochester, New York, and Pace Eminent Scholar at the Institute for Human and Machine Cognition, Pensacola, Fl ...
, Isaac Levi
Isaac Levi (June 30, 1930 – December 25, 2018) was an American philosopher who served as the John Dewey Professor of Philosophy at Columbia University. He is noted for his work in epistemology and decision theory.
Education and career
Levi wa ...
, and Kenneth Schaffner.
A festschrift
In academia, a ''Festschrift'' (; plural, ''Festschriften'' ) is a book honoring a respected person, especially an academic, and presented during their lifetime. It generally takes the form of an edited volume, containing contributions from the h ...
, '' Philosophy, Science and Method: Essays in Honor of Ernest Nagel,'' was published in 1969.
Select works
*''On The Logic of Measurement'' (1930)
*'' An Introduction to Logic and Scientific Method'' (with M. R. Cohen, 1934)
* "The Formation of Modern Conceptions of Formal Logic in the Development of Geometry" (1939)
* '' Principles of the Theory of Probability'' (1939)
* "The Meaning of Reduction in the Natural Sciences" (1949)
* '' Sovereign Reason'' (1954)
* '' Logic without Metaphysics'' (1957)
* '' Gödel’s Proof'' (with J . R. Newman, 1958)
* '' The Structure of Science: Problems in the Logic of Scientific Explanation'' (1961, second ed. 1979)
* '' Observation and Theory in Science'' (with others, 1971)
* '' Teleology Revisited and Other Essays in the Philosophy and History of Science'' (1979)
References
Further reading
* Suppes, P. (2006)
Ernest Nagel
* In S. Sarkar & Pfeifer, J. (Eds.), ''The Philosophy of Science: An Encyclopedia'' (N-Z Indexed., Vol. 2, pp. 491-496). New York: Routledge. author_eprint.html" ;"title="eprint.html" ;"title="author eprint">author eprint">eprint.html" ;"title="author eprint">author eprint
{{DEFAULTSORT:Nagel, Ernest
1901 births
1985 deaths
20th-century American essayists
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20th-century American philosophers
20th-century atheists
Jewish American atheists
American logicians
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