Michael L. Riordan
E419528
Michael L. Riordan is an American physician and entrepreneur best known as the founding CEO of the biopharmaceutical company Gilead Sciences.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Michael L. Riordan canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4050912 — 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: Michael L. Riordan Context triple: [Gilead Sciences, foundedBy, Michael L. Riordan]
-
A.
Richard J. Riordan
Richard J. Riordan was an American businessman, philanthropist, and Republican politician who served as mayor of Los Angeles from 1993 to 2001.
-
B.
Randal A. Ball
Randal A. Ball is an individual notable enough to be specifically cited as a bearer of the surname Ball, though detailed public information about his life or achievements is limited.
-
C.
Michael V. Drake
Michael V. Drake is an American academic leader and physician who has served as president of both The Ohio State University and the University of California system.
-
D.
Stephen F. Martin
Stephen F. Martin is an American organic chemist renowned for his influential research in synthetic methodology and complex molecule synthesis.
-
E.
Joseph Randall Shapiro
Joseph Randall Shapiro was an American art collector and philanthropist best known for establishing the Museum of Contemporary Art in Chicago.
- 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: Michael L. Riordan Target entity description: Michael L. Riordan is an American physician and entrepreneur best known as the founding CEO of the biopharmaceutical company Gilead Sciences.
-
A.
Richard J. Riordan
Richard J. Riordan was an American businessman, philanthropist, and Republican politician who served as mayor of Los Angeles from 1993 to 2001.
-
B.
Randal A. Ball
Randal A. Ball is an individual notable enough to be specifically cited as a bearer of the surname Ball, though detailed public information about his life or achievements is limited.
-
C.
Michael V. Drake
Michael V. Drake is an American academic leader and physician who has served as president of both The Ohio State University and the University of California system.
-
D.
Stephen F. Martin
Stephen F. Martin is an American organic chemist renowned for his influential research in synthetic methodology and complex molecule synthesis.
-
E.
Joseph Randall Shapiro
Joseph Randall Shapiro was an American art collector and philanthropist best known for establishing the Museum of Contemporary Art in Chicago.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
biopharmaceutical company
ⓘ
business executive ⓘ entrepreneur ⓘ person ⓘ physician ⓘ |
| boardMemberOf |
Gilead Sciences
ⓘ
linked to:
Gilead Sciences (board member)
|
| country | United States of America ⓘ |
| degree |
MBA from Stanford Graduate School of Business
ⓘ
MD from Johns Hopkins University School of Medicine ⓘ bachelor's degree from Harvard College ⓘ |
| educatedAt |
Harvard College
ⓘ
linked to:
Harvard University
Johns Hopkins University School of Medicine ⓘ
linked to:
Johns Hopkins School of Medicine
Stanford Graduate School of Business ⓘ |
| fieldOfWork |
biopharmaceuticals
ⓘ
biotechnology ⓘ medicine ⓘ |
| founded |
Gilead Sciences
ⓘ
linked to:
Gilead Sciences (board member)
|
| hasGender | male ⓘ |
| knownFor |
founding Gilead Sciences
ⓘ
serving as founding CEO of Gilead Sciences ⓘ |
| languageSpoken | English ⓘ |
| nationality | United States of America ⓘ |
| notableWork | early leadership of Gilead Sciences in antiviral drug development ⓘ |
| occupation |
business executive
ⓘ
entrepreneur ⓘ physician ⓘ |
| positionHeld |
chief executive officer of Gilead Sciences
ⓘ
founding chief executive officer of Gilead Sciences ⓘ |
| residence | United States of America ⓘ |
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: Michael L. Riordan Description of subject: Michael L. Riordan is an American physician and entrepreneur best known as the founding CEO of the biopharmaceutical company Gilead Sciences.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Gilead Sciences (board member)