# John Vincent Atanasoff

> American computer pioneer (1903-1995)

**Wikidata**: [Q314308](https://www.wikidata.org/wiki/Q314308)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/John_Vincent_Atanasoff)  
**Source**: https://4ort.xyz/entity/john-vincent-atanasoff

## Summary
John Vincent Atanasoff was an American computer pioneer, physicist, and inventor best known for designing the first electronic digital computer, the Atanasoff-Berry Computer (ABC), in the late 1930s. His work laid the foundation for modern computing, influencing the development of early digital computers.

## Biography
- **Born**: October 4, 1903, in Hamilton, New York, USA
- **Nationality**: American
- **Education**:
  - Mulberry High School (Florida)
  - Bachelor's degree from the University of Florida
  - Master's and Ph.D. in physics from the University of Wisconsin–Madison
- **Known for**: Inventing the first electronic digital computer (Atanasoff-Berry Computer)
- **Employer(s)**: Iowa State University
- **Field(s)**: Physics, computer science, engineering

## Contributions
John Vincent Atanasoff, along with his graduate student Clifford Berry, designed and built the Atanasoff-Berry Computer (ABC) between 1937 and 1942. The ABC was the first electronic digital computing device, using binary arithmetic and electronic switching elements (vacuum tubes) to perform calculations. Though not programmable in the modern sense, it introduced key concepts like regenerative memory and separate memory and computing functions, which became fundamental to later computers.

Atanasoff's work was initially overlooked due to World War II and patent disputes, but his ideas significantly influenced the development of the ENIAC and other early computers. His 1941 demonstration of the ABC proved the feasibility of electronic computing, paving the way for the digital revolution.

## FAQs
### Q: What did John Vincent Atanasoff invent?
A: Atanasoff invented the Atanasoff-Berry Computer (ABC), the first electronic digital computer, which introduced binary computation and electronic switching.

### Q: Where did John Vincent Atanasoff work?
A: He was a professor at Iowa State University, where he developed the ABC with his student Clifford Berry.

### Q: What awards did John Vincent Atanasoff receive?
A: He received the National Medal of Technology and Innovation (1990), the Computer Pioneer Award (1984), and the Holley Medal (1985), among others.

### Q: When did John Vincent Atanasoff die?
A: He passed away on June 15, 1995, in Frederick, Maryland, USA.

## Why They Matter
Atanasoff's work on the ABC was a breakthrough in computing, demonstrating that electronic digital computation was possible. His ideas on binary arithmetic, regenerative memory, and separation of memory and computation became cornerstones of modern computer architecture. Without his contributions, the development of early computers like ENIAC might have been delayed, slowing the progress of the digital age.

## Notable For
- Inventing the first electronic digital computer (Atanasoff-Berry Computer, 1937–1942)
- Introducing binary computation and electronic switching in computing
- Receiving the National Medal of Technology and Innovation (1990)
- Being a member of the Bulgarian Academy of Sciences
- Influencing the design of early computers like ENIAC

## Body
### Early Life and Education
- Born on October 4, 1903, in Hamilton, New York, to an immigrant Bulgarian father and an American mother.
- Attended Mulberry High School in Florida.
- Earned a bachelor's degree in electrical engineering from the University of Florida (1925).
- Completed a master's (1926) and Ph.D. (1930) in theoretical physics from the University of Wisconsin–Madison under Nobel laureate John Hasbrouck Van Vleck.

### Development of the Atanasoff-Berry Computer (ABC)
- In 1937, Atanasoff began designing a machine to solve systems of linear equations using binary arithmetic.
- Collaborated with graduate student Clifford Berry to build the ABC at Iowa State University.
- The ABC used vacuum tubes for computation and capacitors for memory, with a rotating drum for data storage.
- Though not fully programmable, it introduced key concepts later used in modern computers.

### Later Career and Recognition
- Worked at the Naval Ordnance Laboratory during World War II, contributing to military research.
- Received multiple honors, including the National Medal of Technology and Innovation (1990) for his invention of the electronic digital computer.
- Awarded honorary doctorates and memberships in scientific academies, including the Bulgarian Academy of Sciences.

### Legacy
- The ABC's design influenced later computers, including the ENIAC, though Atanasoff's role was initially unrecognized.
- A 1973 court ruling invalidated the ENIAC patent, crediting Atanasoff as the inventor of the electronic digital computer.
- His work is now widely acknowledged as foundational to modern computing.

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## References

1. BnF authorities
2. Atanasoff, John Vincent (1903-1995), inventor and computer scientist
3. Find a Grave
4. [Source](https://www.uspto.gov/learning-and-resources/ip-programs-and-awards/national-medal-technology-and-innovation/recipients/1990)
5. [Source](https://www.computer.org/volunteering/awards/pioneer)
6. Mathematics Genealogy Project
7. International Standard Name Identifier
8. Iowa State University Library Vocabularies
9. Virtual International Authority File
10. Integrated Authority File
11. SNAC
12. The Biographical Dictionary of Iowa
13. Freebase Data Dumps. 2013
14. [BnF authorities](http://data.bnf.fr/ark:/12148/cb137466012)
15. Quora
16. National Library of Israel Names and Subjects Authority File
17. Bibliography of the History of the Czech Lands