Academic Ancestry

a person in the record

Klaas Sijtsma

Dutch psychometricianborn 1955

Named beside 1 thesis as committee member, examiner or in another role; Wikidata names Piet Drenth and Wouter Molenaar as doctoral advisors and lists 4 doctoral students. Linked to Wikidata, ORCID, and 7 other registers.

Open the full sheetCiteData
Klaas Sijtsma, pictured

Two steps up and one down. 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

Advisors on Wikidata2

From Wikidata, shown separately from the thesis records.

Students on Wikidata4

From Wikidata, shown separately from the thesis records.

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.

Below them, within 3 steps, the record reaches 6 people: 6 stated by Wikidata.

Education and career1

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

Sat beside the lineage1

opponent, not advisor