Daniel P. Schrag
E779330
Daniel P. Schrag is an American geologist and climate scientist known for his influential work on Earth's ancient climate, including the Snowball Earth hypothesis, and for advising on contemporary climate and energy policy.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Daniel P. Schrag canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9128515 — 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: Daniel P. Schrag Context triple: [Snowball Earth glaciations, popularizedBy, Daniel P. Schrag]
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A.
Howard Drossin
Howard Drossin is an American composer and sound designer best known for his work on video game soundtracks, including several Sega titles.
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B.
Steven Weisberg
Steven Weisberg was an American film editor known for his work on major studio features including Alfonso Cuarón’s films such as A Little Princess and Harry Potter and the Prisoner of Azkaban.
-
C.
Chris Seager
Chris Seager is a British cinematographer known for his work on film and television dramas, including the production "Gideon's Daughter."
-
D.
Gavin A. Schmidt
Gavin A. Schmidt is a climate scientist known for his work on climate modeling and for directing NASA’s Goddard Institute for Space Studies.
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E.
Bruce T. Draine
Bruce T. Draine is an American astrophysicist renowned for his influential work on interstellar dust and the interstellar medium.
- 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: Daniel P. Schrag Target entity description: Daniel P. Schrag is an American geologist and climate scientist known for his influential work on Earth's ancient climate, including the Snowball Earth hypothesis, and for advising on contemporary climate and energy policy.
-
A.
Howard Drossin
Howard Drossin is an American composer and sound designer best known for his work on video game soundtracks, including several Sega titles.
-
B.
Steven Weisberg
Steven Weisberg was an American film editor known for his work on major studio features including Alfonso Cuarón’s films such as A Little Princess and Harry Potter and the Prisoner of Azkaban.
-
C.
Chris Seager
Chris Seager is a British cinematographer known for his work on film and television dramas, including the production "Gideon's Daughter."
-
D.
Gavin A. Schmidt
Gavin A. Schmidt is a climate scientist known for his work on climate modeling and for directing NASA’s Goddard Institute for Space Studies.
-
E.
Bruce T. Draine
Bruce T. Draine is an American astrophysicist renowned for his influential work on interstellar dust and the interstellar medium.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
American scientist
ⓘ
climate scientist ⓘ geologist ⓘ person ⓘ |
| advisorTo |
U.S. government on climate policy
ⓘ
U.S. government on energy policy ⓘ |
| awardReceived | MacArthur Fellowship ⓘ |
| citizenship | United States of America ⓘ |
| educatedAt |
University of California, Berkeley
ⓘ
Yale University ⓘ |
| employer | Harvard University ⓘ |
| fieldOfWork |
climate science
ⓘ
energy policy ⓘ environmental policy ⓘ geology ⓘ paleoclimatology ⓘ |
| hasAcademicDiscipline |
Earth and planetary sciences
ⓘ
environmental science ⓘ |
| knownFor |
advising on climate policy
ⓘ
advising on energy policy ⓘ research on Earth’s ancient climate ⓘ work on the Snowball Earth hypothesis ⓘ |
| languageSpoken | English ⓘ |
| memberOf | United States President’s Council of Advisors on Science and Technology ⓘ |
| nationality | United States of America ⓘ |
| notableIdea |
application of paleoclimate data to future climate projections
ⓘ
integration of climate science with energy policy ⓘ |
| occupation |
climate scientist
ⓘ
geologist ⓘ university professor ⓘ |
| positionHeld |
Director of the Harvard University Center for the Environment
ⓘ
Professor at Harvard University ⓘ |
| researchInterest |
Phanerozoic climate change
ⓘ
Snowball Earth events ⓘ carbon cycle ⓘ climate change mitigation ⓘ energy systems ⓘ ocean chemistry ⓘ |
| workLocation | Cambridge, Massachusetts ⓘ |
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: Daniel P. Schrag Description of subject: Daniel P. Schrag is an American geologist and climate scientist known for his influential work on Earth's ancient climate, including the Snowball Earth hypothesis, and for advising on contemporary climate and energy policy.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.