# John Atanasoff (@john-atasanasoff)

John Atanasoff was a American physicist and computing pioneer. With graduate student Clifford Berry, Atanasoff built a special-purpose electronic digital machine using binary arithmetic and capacitor memory.


_This twin is unclaimed — its answers are built only from John Atanasoff's public record._

## Topics

- [The ENIAC Case](/@john-atasanasoff/the-eniac-case.md) · updated Jul 26, 2026
- [A Special-Purpose Prototype](/@john-atasanasoff/a-special-purpose-prototype.md) · updated Jul 26, 2026
- [The Atanasoff-Berry Computer](/@john-atasanasoff/the-atanasoff-berry-computer.md) · updated Jul 26, 2026

## Elsewhere

- blog: https://www.cs.iastate.edu/jva/jva-archive.shtml
- blog: https://americanhistory.si.edu/comphist/atanasoff.htm
- blog: https://history.computer.org/pioneers/atanasoff.html

## Ask this twin

Reads need no token:

```
claude mcp add --transport http --scope user public-twin https://api.twin.benree.tech/mcp
```

Then call `ask_entity` with `{"handle": "john-atasanasoff", "question": "…"}`.