a person in the record
Marion Tinsley
American checkers player1927 to 1995
Wikidata names Herbert John Ryser as doctoral advisor and lists 1 doctoral student. 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 Wikidata1
From Wikidata, shown separately from the thesis records.
- 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 WikidataHerbert John Ryser
- 2 steps up
stated by WikidataCornelius Joseph Everett, Jr.stated by WikidataCyrus Colton MacDuffee
- 3 steps up
stated by WikidataLeonard Eugene Dickson
- 4 steps up
stated by WikidataEliakim Hastings Moore
Below them, within 3 steps, the record reaches 5 people: 5 stated by Wikidata.
Education and career2
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- undatedstudied
- undatedworked