Academic Ancestry

a person in the record

James Massey

American information theorist and cryptologist1934 to 2013

Supervised 12 doctoral students at ETH Zurich; Wikidata names John Wozencraft as doctoral advisor, lists 14 doctoral students, and lists 3 people they taught. Linked to Wikidata, Mathematics Genealogy Project, and 5 other registers.

Open the full sheetCiteData
James Massey, pictured

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

Students12

Advisors on Wikidata1

From Wikidata, shown separately from the thesis records.

Students on Wikidata14

From Wikidata, shown separately from the thesis records.

Taught3

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

    Whitfield Diffie

    born 1944
  • a teacher or mentor, stated by Wikidata: not a thesis supervision

    Ueli Maurer

    born 1960
  • a teacher or mentor, stated by Wikidata: not a thesis supervision

    Hans-Andrea Loeliger

    born 1961

The line above and below1 step

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 123 people: 59 cited by thesis records, 64 stated by Wikidata.

Education and career4

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