John O’Keefe
E214416
John O’Keefe is a British-American neuroscientist renowned for discovering place cells in the hippocampus, a breakthrough that helped reveal the brain’s internal GPS system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| John O’Keefe canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1229635 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: John O’Keefe Context triple: [May-Britt Moser, sharesNobelPrizeWith, John O’Keefe]
-
A.
John O'Connor
John O'Connor was a prominent American cardinal of the Roman Catholic Church who served as Archbishop of New York in the late 20th century and was known for his outspoken views on social and moral issues.
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B.
Kevin O'Connor
Kevin O'Connor is an American entrepreneur best known as the co-founder and former CEO of the online advertising company DoubleClick.
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C.
Joseph Gargan
Joseph Gargan was an American lawyer and political operative, a cousin and close associate of Senator Ted Kennedy who became known for his involvement in and later criticism of Kennedy’s actions surrounding the Chappaquiddick incident.
-
D.
Dennis Murphy
Dennis Murphy was an American sports entrepreneur best known for co-founding several upstart professional leagues, including the American Basketball Association.
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E.
Phil Burke
Phil Burke is a Canadian actor best known for his role as Mickey McGinnes on the television drama series "Hell on Wheels."
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: John O’Keefe Target entity description: John O’Keefe is a British-American neuroscientist renowned for discovering place cells in the hippocampus, a breakthrough that helped reveal the brain’s internal GPS system.
-
A.
John O'Connor
John O'Connor was a prominent American cardinal of the Roman Catholic Church who served as Archbishop of New York in the late 20th century and was known for his outspoken views on social and moral issues.
-
B.
Kevin O'Connor
Kevin O'Connor is an American entrepreneur best known as the co-founder and former CEO of the online advertising company DoubleClick.
-
C.
Joseph Gargan
Joseph Gargan was an American lawyer and political operative, a cousin and close associate of Senator Ted Kennedy who became known for his involvement in and later criticism of Kennedy’s actions surrounding the Chappaquiddick incident.
-
D.
Dennis Murphy
Dennis Murphy was an American sports entrepreneur best known for co-founding several upstart professional leagues, including the American Basketball Association.
-
E.
Phil Burke
Phil Burke is a Canadian actor best known for his role as Mickey McGinnes on the television drama series "Hell on Wheels."
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
academic
ⓘ
neuroscientist ⓘ person ⓘ researcher ⓘ |
| affiliation |
UCL Institute of Cognitive Neuroscience
ⓘ
surface form:
Institute of Cognitive Neuroscience, University College London
UCL Sainsbury Wellcome Centre for Neural Circuits and Behaviour ⓘ
surface form:
Sainsbury Wellcome Centre for Neural Circuits and Behaviour
|
| awardReceived |
Gruber Prize in Neuroscience
ⓘ
surface form:
Gruber Neuroscience Prize
Kavli Prize ⓘ
surface form:
Kavli Prize in Neuroscience
Nobel Prize in Physiology or Medicine ⓘ |
| citizenship |
United Kingdom
ⓘ
United States of America ⓘ |
| collaboratedWith |
Edvard Moser
ⓘ
surface form:
Edvard I. Moser
May-Britt Moser ⓘ |
| educatedAt |
McGill University
ⓘ
University College London ⓘ |
| employer | University College London ⓘ |
| fieldOfWork |
cognitive neuroscience
ⓘ
neuroscience ⓘ systems neuroscience ⓘ |
| gender | male ⓘ |
| hasAcademicDiscipline |
neurophysiology
ⓘ
psychology ⓘ |
| hasRole |
mentor of graduate students and postdoctoral researchers
ⓘ
principal investigator ⓘ |
| influenced | development of the cognitive map theory of hippocampal function ⓘ |
| knownFor |
contributions to the concept of the brain’s GPS system
ⓘ
discovery of place cells ⓘ research on hippocampus ⓘ studies of spatial memory ⓘ |
| languageSpoken | English ⓘ |
| nationality |
American
ⓘ
British ⓘ |
| notableConcept |
brain’s internal GPS
ⓘ
place cell ⓘ |
| notableWork | experiments identifying place cells in the hippocampus ⓘ |
| positionHeld |
director of the Sainsbury Wellcome Centre for Neural Circuits and Behaviour
ⓘ
professor of cognitive neuroscience at University College London ⓘ |
| researchFocus |
hippocampal function
ⓘ
memory encoding in the hippocampus ⓘ neural basis of spatial navigation ⓘ |
| sharedAwardWith |
Edvard Moser
ⓘ
surface form:
Edvard I. Moser
May-Britt Moser ⓘ |
| studies |
neural coding of environment
ⓘ
spatial representation in the brain ⓘ |
| workLocation |
London, England
ⓘ
surface form:
London
|
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: John O’Keefe Description of subject: John O’Keefe is a British-American neuroscientist renowned for discovering place cells in the hippocampus, a breakthrough that helped reveal the brain’s internal GPS system.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.