Saunders Mac Lane

American mathematician (1909-2005)
Person human Q441223
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Saunders Mac Lane

Summary

Saunders Mac Lane is a human[1]. Born in Norwich[2], he… he passed away in San Francisco[3]. He worked as a mathematician[4] and university teacher[5]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (140 views/month, #7,181 of 1,000,298).[6]

Key Facts

  • Born in Norwich[2], Saunders Mac Lane…
  • Saunders Mac Lane was born in Taftville[7].
  • Saunders Mac Lane died in San Francisco[3].
  • Saunders Mac Lane held citizenship in United States[8].
  • Saunders Mac Lane's professions included mathematician[4].
  • Saunders Mac Lane's professions included university teacher[5].
  • Saunders Mac Lane's field of work was algebra[9].
  • Saunders Mac Lane's field of work was category theory[10].
  • Saunders Mac Lane's field of work was cohomology[11].
  • Saunders Mac Lane's field of work was mathematics[12].
  • Saunders Mac Lane's field of work was abstract algebra[13].
  • Saunders Mac Lane held the position of chairperson[14].
  • Saunders Mac Lane held the position of chairperson[15].
  • Saunders Mac Lane was employed by Harvard University[16].
  • Saunders Mac Lane was employed by Cornell University[17].
  • Saunders Mac Lane was employed by University of Chicago[18].
  • Among Saunders Mac Lane's employers was Yale University[19].
  • Saunders Mac Lane was employed by Harvard University[20].
  • Among Saunders Mac Lane's employers was University of Chicago[21].
  • Saunders Mac Lane was educated at Yale University[22].
  • Saunders Mac Lane's education included a stint at University of Chicago[23].
  • Saunders Mac Lane's education included a stint at University of Göttingen[24].
  • Saunders Mac Lane was educated at Utica Free Academy[25].
  • Saunders Mac Lane was educated at Leominster High School[26].
  • Saunders Mac Lane's doctoral advisor was Hermann Weyl[27].

Body

Origins and Family

Recorded place of birth include Norwich[2], a city in the United States[28], in United States[29], founded in 1659[30] and Taftville[7], an unincorporated community[31], in United States[32].

Education

Educated at Yale University[22], a private university[33], in United States[34], founded in 1701[35], headquartered in New Haven[36]; University of Chicago[23], a private university[37], in United States[38], founded in 1890[39], headquartered in Chicago[40]; University of Göttingen[24], a campus university[41], in Germany[42], founded in 1734[43], headquartered in Göttingen[44]; Utica Free Academy[25], a Gymnasium[45], in United States[46]; and Leominster High School[26], a high school[47], in United States[48], founded in 1963[49]. Doctoral advisors include Hermann Weyl[27] and Paul Bernays[50].

Career and Affiliations

Recorded occupations include mathematician[4] and university teacher[5]. Fields of work include algebra[9], a branch of mathematics[51]; category theory[10], a branch of mathematics[52]; cohomology[11]; mathematics[12], an academic discipline[53]; and abstract algebra[13], a branch of mathematics[54]. Employers include Harvard University[16], a private university[55], in United States[56], founded in 1636[57], headquartered in Cambridge[58]; Cornell University[17], a private university[59], in United States[60], founded in 1865[61], headquartered in Ithaca[62]; University of Chicago[18], a private university[63], in United States[64], founded in 1890[65], headquartered in Chicago[66]; and Yale University[19], a private university[67], in United States[68], founded in 1701[69], headquartered in New Haven[70]. Positions held include chairperson[14], a type of position[71]. Doctoral students include Michael D. Morley[72], Robert M. Solovay[73], David Eisenbud[74], Arūnas Leonardas Liulevičius[75], William Alvin Howard[76], and Steve Awodey[77].

Recognition

Awards received include Guggenheim Fellowship[78], William Procter Prize for Scientific Achievement[79], National Medal of Science[80], Humboldt Research Fellowship[81], Leroy P. Steele Prize[82], and Chauvenet Prize[83].

Death and Burial

Saunders Mac Lane died in San Francisco[3].

Works and Contributions

Things named for Saunders Mac Lane include Eilenberg–MacLane space[84].

Why It Matters

Saunders Mac Lane ranks in the top 0.72% of human entities by monthly Wikipedia readership (140 views/month, #7,181 of 1,000,298).[6] He has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[85] He is known by 16 alternative names across languages and contexts.[86]

He is credited with the discovery of functor[87]; natural transformation[88], a transformation[89]; and category[90]. Works attributed to him include Categories for the Working Mathematician[91], a textbook[92], written by him[93]. Entities named for him include Eilenberg–MacLane space[84].

His notable doctoral advisees include Irving Kaplansky[94], a mathematician[95], 1917–2006[96], of Canada[97], awarded the Guggenheim Fellowship[98], specialised in algebra[99]; David Eisenbud[100], a mathematician[101], b. 1947[102], of United States[103], awarded the Fellow of the American Mathematical Society[104], specialised in algebraic geometry[105]; John G. Thompson[106], a mathematician[107], b. 1932[108], of United States[109], awarded the Fields medal[110], specialised in group theory[111]; Anil Nerode[112], a mathematician[113], b. 1932[114], of United States[115], awarded the Fellow of the American Mathematical Society[116], specialised in mathematics[117]; Robert M. Solovay[118], a mathematician[119], b. 1938[120], of United States[121], awarded the Paris Kanellakis Award[122], specialised in set theory[123]; and Steve Awodey[124].

FAQs

Where was Saunders Mac Lane born?

Saunders Mac Lane's place of birth was Norwich[2].

Where did Saunders Mac Lane die?

Saunders Mac Lane died in San Francisco[3].

What did Saunders Mac Lane do for work?

Saunders Mac Lane worked as mathematician[4] and university teacher[5].

Where did Saunders Mac Lane go to school?

Saunders Mac Lane was educated at Yale University[22], University of Chicago[23], University of Göttingen[24], and Utica Free Academy[25].

What awards did Saunders Mac Lane receive?

Honors received include Guggenheim Fellowship[78], William Procter Prize for Scientific Achievement[79], National Medal of Science[80], and Humboldt Research Fellowship[81].

What did Saunders Mac Lane discover?

Saunders Mac Lane is credited as discoverer of functor[87], natural transformation[88], and category[90].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

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  13. [10] . MacTutor History of Mathematics archive. Retrieved . wikidata.org.
  14. [11] . MacTutor History of Mathematics archive. wikidata.org.
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  24. [21] . MacTutor History of Mathematics archive. mathshistory.st-andrews.ac.uk. Provenance: wikidata.org.
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  28. [81] . nasonline.org. nasonline.org. Provenance: wikidata.org.
  29. [82] . MacTutor History of Mathematics archive. ams.org. Provenance: wikidata.org.
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  31. [27] . Mathematics Genealogy Project. Retrieved . wikidata.org.
  32. [50] . wikidata.org.
  33. [72] . Mathematics Genealogy Project. wikidata.org.
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  38. [77] . Mathematics Genealogy Project. wikidata.org.

Inverse relationships (entities pointing at this one)

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  2. [88] . wikidata.org. → on this site
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Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

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  2. [85] . Wikidata sitelinks. wikidata.org.
  3. [86] . Wikidata aliases. wikidata.org.

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Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Saunders Mac Lane. Retrieved April 11, 2026, from https://4ort.xyz/entity/saunders-mac-lane
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