a person in the record
Peter Johnstone
Mathematicianborn 1948
Supervised 4 doctoral students at University of Cambridge; Wikidata names Frank Adams as doctoral advisor and lists 12 doctoral students. Linked to Wikidata, Mathematics Genealogy Project, and 6 other registers.

How to read the markscited by a repository's recordstated by Wikidata or indexed by OpenAlexclaimed on an ORCID list, or inferred
Students4
- cited by a thesis record
José Vitor Paiva Miranda De Siqueira“Tripos models of Internal Set Theory”
2022 · University of Cambridge · doctoral - cited by a thesis record
Nigel Burke“Homotopy Theory of Monoids and Group Completion”
2021 · University of Cambridge · doctoral - cited by a thesis record
Peter Faul“Monoid Extensions, Relaxed Actions and Cohomology”
2020 · University of Cambridge · doctoral - cited by a thesis record2017 · University of Cambridge · doctoral
Advisors on Wikidata1
From Wikidata, shown separately from the thesis records.
- stated by Wikidata
Students on Wikidata12
From Wikidata, shown separately from the thesis records.
- stated by Wikidataborn 1956
- stated by Wikidataborn 1984
- stated by Wikidata
- stated by Wikidata
- stated by Wikidata
- stated by Wikidata
- stated by Wikidata
- stated by Wikidata
- stated by Wikidata
- stated by Wikidata
- stated by Wikidata
- stated by Wikidata
The line above and below4 steps
The advisors of their advisors, four steps up at most, in the thesis records and on Wikidata, each kind marked; a person in both is listed once.
- 1 step up
stated by WikidataFrank Adams
- 2 steps up
stated by WikidataShaun Wylie
- 3 steps up
stated by WikidataSolomon Lefschetz
- 4 steps up
stated by WikidataWilliam Edward Story
Below them, within 3 steps, the record reaches 47 people: 4 cited by thesis records, 43 stated by Wikidata.
Education and career1
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- undatedstudied