Marc Edwards
E308344
Marc Edwards is an American civil and environmental engineer known for exposing and documenting the lead contamination and government failures in the Flint water crisis.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Marc Edwards canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2857864 — 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: Marc Edwards Context triple: [Flint water crisis, involvesPerson, Marc Edwards]
-
A.
Steve Edwards
Steve Edwards is the benefactor after whom Murray Edwards College at the University of Cambridge is named.
-
B.
Timothy Edwards
Timothy Edwards was a colonial New England Congregational minister and scholar, best known as the father of theologian Jonathan Edwards.
-
C.
Ryan Edwards
Ryan Edwards is a professional footballer best known as an English defender who has played for several clubs in the English Football League and Scottish Premiership.
-
D.
Wade Edwards
Wade Edwards was the son of former U.S. Senator and vice-presidential nominee John Edwards, whose death as a teenager deeply influenced his father's personal and political life.
-
E.
Aaron Ogden
Aaron Ogden was an early 19th-century American politician and steamboat operator whose state-granted monopoly became the focus of the landmark U.S. Supreme Court case Gibbons v. Ogden, which helped define federal power over interstate commerce.
- 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: Marc Edwards Target entity description: Marc Edwards is an American civil and environmental engineer known for exposing and documenting the lead contamination and government failures in the Flint water crisis.
-
A.
Steve Edwards
Steve Edwards is the benefactor after whom Murray Edwards College at the University of Cambridge is named.
-
B.
Timothy Edwards
Timothy Edwards was a colonial New England Congregational minister and scholar, best known as the father of theologian Jonathan Edwards.
-
C.
Ryan Edwards
Ryan Edwards is a professional footballer best known as an English defender who has played for several clubs in the English Football League and Scottish Premiership.
-
D.
Wade Edwards
Wade Edwards was the son of former U.S. Senator and vice-presidential nominee John Edwards, whose death as a teenager deeply influenced his father's personal and political life.
-
E.
Aaron Ogden
Aaron Ogden was an early 19th-century American politician and steamboat operator whose state-granted monopoly became the focus of the landmark U.S. Supreme Court case Gibbons v. Ogden, which helped define federal power over interstate commerce.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
academic
ⓘ
civil engineer ⓘ environmental engineer ⓘ person ⓘ |
| advocatesFor |
protection of vulnerable communities from water contamination
ⓘ
stronger enforcement of drinking water regulations ⓘ transparency in water quality data ⓘ |
| awardReceived |
Hertz Foundation Graduate Fellowship
ⓘ
MacArthur Fellowship ⓘ
surface form:
MacArthur "Genius Grant"
MacArthur Fellowship ⓘ National Science Foundation Presidential Faculty Fellowship ⓘ
surface form:
Presidential Faculty Fellow Award
Virginia Outstanding Faculty Award ⓘ White House Champion of Change ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| educatedAt |
University of Notre Dame
ⓘ
University of Washington ⓘ |
| employer | Virginia Tech ⓘ |
| fieldOfWork |
civil engineering
ⓘ
drinking water safety ⓘ environmental engineering ⓘ lead contamination ⓘ water quality ⓘ |
| gender | male ⓘ |
| hasAcademicDiscipline | civil and environmental engineering ⓘ |
| hasEthicalStance | scientific integrity in public health research ⓘ |
| hasPublishedOn |
lead and copper rule compliance
ⓘ
regulatory failures in drinking water protection ⓘ water infrastructure corrosion control ⓘ |
| hasRole |
research leader of the Virginia Tech Flint water study
ⓘ
whistleblower in the Flint water crisis ⓘ |
| knownFor |
consumer advocacy on water quality issues
ⓘ
research on lead in drinking water ⓘ |
| languageSpoken | English ⓘ |
| notableFor |
documenting government failures in the Flint water crisis
ⓘ
exposing lead contamination in the Flint water crisis ⓘ |
| occupation |
civil engineer
ⓘ
environmental engineer ⓘ university professor ⓘ |
| participatedIn |
investigation of Flint, Michigan water crisis
ⓘ
investigation of Washington, D.C. lead-in-water crisis ⓘ |
| positionHeld | professor at Virginia Tech ⓘ |
| studies |
corrosion in water distribution systems
ⓘ
public health impacts of drinking water contamination ⓘ |
| workLocation |
Blacksburg, Virginia, United States
ⓘ
surface form:
Blacksburg, Virginia
|
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: Marc Edwards Description of subject: Marc Edwards is an American civil and environmental engineer known for exposing and documenting the lead contamination and government failures in the Flint water crisis.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.