a person in the record
Harry van der Laan
Dutch astrophysicistborn 1936
Wikidata names Martin Ryle as doctoral advisor and lists 18 doctoral students. Linked to Wikidata, Mathematics Genealogy Project, and 3 other registers.

How to read the markscited by a repository's recordstated by Wikidata or indexed by OpenAlexclaimed on an ORCID list, or inferred
Advisors on Wikidata1
From Wikidata, shown separately from the thesis records.
- stated by Wikidata
Students on Wikidata18
From Wikidata, shown separately from the thesis records.
- stated by Wikidataborn 1944
- stated by Wikidataborn 1945
- stated by Wikidataborn 1946
- stated by Wikidataborn 1948
- stated by Wikidataborn 1948
- stated by Wikidataborn 1950
- stated by Wikidataborn 1951
- stated by Wikidataborn 1952
- stated by Wikidataborn 1952
- stated by Wikidataborn 1952
- stated by Wikidataborn 1954
- stated by Wikidataborn 1955
- stated by Wikidataborn 1955
- stated by Wikidataborn 1957
- stated by Wikidataborn 1961
- 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 WikidataMartin Ryle
- 2 steps up
stated by WikidataJ. A. Ratcliffe
- 3 steps up
stated by WikidataEdward Victor Appleton
- 4 steps up
stated by WikidataErnest Rutherfordstated by WikidataJoseph John Thomson
Below them, within 3 steps, the record reaches 32 people: 32 stated by Wikidata.
Education and career7
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- from 1969worked
- 1970 to 1987worked
- 1987 to 1992worked
- undatedstudied
- undatedworked
- undated
- undatedworked