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Authorised form of nameJames; Ioan Mackenzie (1928-2025); mathematician
Dates1928-2025
NationalityBritish
Place of birthCroydon, Surrey, England, United Kingdom
Date of birth23 May 1928
Place of deathOxford, England, United Kingdom
Date of death21 February 2025
OccupationMathematician
Research fieldAlgebraic topology
Geometry
Topology
Mathematics
ActivityEducation: St Paul's School, London; Queen's College, University of Oxford
Career:
He was warded the Commonwealth Fund Fellowship and went to the United States to spend time at Princeton University, the University of California at Berkeley and the Institute for Advanced Study at Princeton (1954-1955); Tapp Research Fellow at Gonville and Caius College, Cambridge (1956); appointed Reader in Pure Mathematics, University of Oxford (1957-1969); Senior Research Fellow, St John's College (1959-1969); Savilian Professor of Geometry, Mathematical Institute, University of Oxford (1970-1995); Emeritus Savilian Professor of Geometry, Mathematical (1995) Institute,University of Oxford
Awards/Medals:
Berwick Prize 1959
Senior Whitehead Prize 1978
Memberships:
London Mathematical Society
Membership categoryFellow
Date of election21/03/1968
Age at election39
RSActivityRoyal Society roles:
Council: 1981-1982
RelationshipsSpouse: (m. 1961) Rosemary Stewart (d. 2015), writer and researcher in business management and healthcare management.
PublishedWorksRCN 12527
RCN 12528
RCN 12526
RCN 12529
RCN 10205
OtherInfoIoan James made distinguished contributions to algebraic topology, especially the theory of homotopy groups of spheres and Lie groups.
SourceThe Royal Society Fellows Directory, Professor Ioan James FRS, [URL: https://royalsociety.org/people/ioan-james-11695/; last accessed: 10/09/2025]
MT MacTutor, Ioan Mackenzie James, [URL: https://mathshistory.st-andrews.ac.uk/Biographies/James/; last accessed: 10/09/2025]
St John's College, News, Professor Ioan James FRS, 25 February 2025,[URL: https://www.sjc.ox.ac.uk/discover/news/professor-ioan-james-frs/; last accessed: 10/09/2025]
CodeNA4190
Archives associated with this Fellow
RefNoTitleDate
EC/1968/16James, Ioan Mackenzie: certificate of election to the Royal Society
HWT/25/6Correspondence and papers regarding Chinese research workers in Britain and British visitors to ChinaAugust - December 1966
HWT/25/9Correspondence with Chinese officials, British scientists and Leverhulme Trust regarding renewal of exchanges suspended in 1966March - November 1971
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