Andy Hertzfeld

E108390

American person computer programmer human software engineer

Andy Hertzfeld is a pioneering software engineer best known as a key member of the original Apple Macintosh development team and a co-creator of the Mac’s graphical user interface.

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All labels observed (2)

Label	Occurrences
Andy Hertzfeld canonical	7
Bill Atkinson	6

How this entity was disambiguated

This entity first appeared as the object of triple T916417 — 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: Andy Hertzfeld
Context triple: [Homestead High School, notableAlumnus, Andy Hertzfeld]

A. Leonard Bosack
Leonard Bosack is an American computer engineer and entrepreneur best known as the co-founder of Cisco Systems, a pioneering company in computer networking and internet infrastructure.
B. Robert Griesemer
Robert Griesemer is a Swiss software engineer best known as one of the principal designers of the Go programming language at Google.
C. Charles Geschke
Charles Geschke was an American computer scientist and entrepreneur best known as the co-founder of Adobe Systems and a pioneer of desktop publishing technologies.
D. Steve Wozniak
Steve Wozniak is an American electronics engineer and programmer best known as the co-founder and technical mastermind behind the early Apple computers that helped launch the personal computing revolution.
E. Jonathan I. Schwartz
Jonathan I. Schwartz is an American technology executive best known for serving as the CEO of Sun Microsystems during the mid-2000s.
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: Andy Hertzfeld
Target entity description: Andy Hertzfeld is a pioneering software engineer best known as a key member of the original Apple Macintosh development team and a co-creator of the Mac’s graphical user interface.

A. Leonard Bosack
Leonard Bosack is an American computer engineer and entrepreneur best known as the co-founder of Cisco Systems, a pioneering company in computer networking and internet infrastructure.
B. Robert Griesemer
Robert Griesemer is a Swiss software engineer best known as one of the principal designers of the Go programming language at Google.
C. Charles Geschke
Charles Geschke was an American computer scientist and entrepreneur best known as the co-founder of Adobe Systems and a pioneer of desktop publishing technologies.
D. Steve Wozniak
Steve Wozniak is an American electronics engineer and programmer best known as the co-founder and technical mastermind behind the early Apple computers that helped launch the personal computing revolution.
E. Jonathan I. Schwartz
Jonathan I. Schwartz is an American technology executive best known for serving as the CEO of Sun Microsystems during the mid-2000s.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	American person ⓘ computer programmer ⓘ human ⓘ software engineer ⓘ
almaMater	Brown University ⓘ
authored	Revolution in the Valley ⓘ
awardReceived	Dr. Dobb’s Excellence in Programming Award ⓘ
birthDate	1953-04-06 ⓘ
birthPlace	Philadelphia ⓘ surface form: Philadelphia, Pennsylvania, United States
coFounded	Eazel ⓘ
created	Folklore.org ⓘ
designed	Macintosh system software ⓘ Macintosh user interface components ⓘ
employer	Apple Inc. ⓘ surface form: Apple Computer Eazel ⓘ General Magic ⓘ Google ⓘ
familyName	Hertzfeld ⓘ
fieldOfWork	computer science ⓘ software engineering ⓘ
founded	General Magic ⓘ
genre	computer history writing ⓘ
givenName	Andy ⓘ
knownFor	Apple Macintosh development ⓘ Folklore.org ⓘ General Magic ⓘ Google+ Circles interface ⓘ Macintosh Finder ⓘ surface form: Macintosh graphical user interface Classic Mac OS ⓘ surface form: Macintosh system software
languageSpoken	English ⓘ
memberOf	original Apple Macintosh team ⓘ
name	Andy Hertzfeld self-link ⓘ
nationality	United States of America ⓘ surface form: United States
notableWork	Folklore.org essays ⓘ Revolution in the Valley ⓘ
occupation	author ⓘ computer programmer ⓘ entrepreneur ⓘ software engineer ⓘ
residence	California, United States ⓘ
role	key Macintosh system software designer ⓘ
spouse	Joyce McClure ⓘ
website	http://www.folklore.org/ ⓘ
workedOn	Google+ Circles interface ⓘ surface form: Google+ Circles feature Google+ user interface ⓘ Macintosh ROM code ⓘ Macintosh Toolbox ⓘ original Apple Macintosh project ⓘ

How these facts were elicited