Academic Ancestry

a person in the record

Jan Hogendijk

Dutch mathematician and historian of science (born 1955)born 1955

Supervised 5 doctoral students at Utrecht University, Uitgeverij Educatieve Media, and Universiteit Utrecht between 2007 and 2019; Wikidata names Fred van der Blij and Gerald J. Toomer as doctoral advisors, lists 7 doctoral students, and lists 1 person they taught. Linked to Wikidata, ORCID, and 6 other registers.

Open the full sheetCiteData

Two steps up and one down. Dashed lines come from thesis records, solid lines from Wikidata. The full sheet opens at four up and two down.

How to read the markscited by a repository's recordstated by Wikidata or indexed by OpenAlexclaimed on an ORCID list, or inferred

Students5

Advisors on Wikidata2

From Wikidata, shown separately from the thesis records.

Students on Wikidata7

From Wikidata, shown separately from the thesis records.

Taught1

Wikidata's "student of" and "student" statements: a line of training beside the lineage, never a thesis supervision and never counted with one.

  • a teacher or mentor, stated by Wikidata: not a thesis supervision

    Silvia Harmsen

The line above and below3 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.

Below them, within 3 steps, the record reaches 12 people: 5 cited by thesis records, 7 stated by Wikidata.

Education and career9

From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.