# Douglas Lewin

> American computer scientist

**Wikidata**: [Q123528604](https://www.wikidata.org/wiki/Q123528604)  
**Source**: https://4ort.xyz/entity/douglas-lewin

## Summary
Douglas Lewin is an American computer scientist recognized within library and academic catalog systems globally. He holds male citizenship in the United States and is primarily identified by his occupation in the field of computer science.

## Biography
*   **Born:** Not available in source material.
*   **Nationality:** United States.
*   **Education:** Not available in source material.
*   **Known for:** Being an American computer scientist.
*   **Employer(s):** Not available in source material.
*   **Field(s):** Computer science.
*   **Gender:** Male.

## Contributions
The provided source material does not contain specific details regarding Douglas Lewin's concrete contributions, such as publications, patents, software developed, or research discoveries. While he is identified as a computer scientist, the specific outcomes of his work are not detailed in the text.

## FAQs
**Q: Who is Douglas Lewin?**
Douglas Lewin is an American male computer scientist. He is listed in various international authority files and library catalogs.

**Q: What is Douglas Lewin's professional background?**
He is a professional in the field of computer science and holds United States citizenship.

**Q: Where can information about Douglas Lewin be found?**
He is indexed in numerous academic and library databases, including the Library of Congress, VIAF, ISNI, and the National Institute of Informatics in Japan.

**Q: Does Douglas Lewin have a presence in library authority files?**
Yes, he is listed in the Library of Congress Authority File (ID: n50049238), the Virtual International Authority File (VIAF ID: 30784670), and has an International Standard Name Identifier (ISNI: 0000000117554163).

## Why They Matter
Based on the provided source material, it is not possible to detail the specific impact, significance, or lasting influence of Douglas Lewin's work. The material focuses on his classification as an American computer scientist and his bibliographic presence across various international cataloging systems rather than his professional achievements or contributions to the field.

## Notable For
*   **Professional Classification:** Recognized formally as a computer scientist in bibliographic records.
*   **International Bibliographic Presence:** Possesses identifiers in major global library systems, including the Library of Congress, VIAF, and ISNI.
*   **Academic Cataloging:** Listed in specialized academic catalogs such as the CiNii Research ID (Japan) and the NUKAT (Poland) database.

## Body
### Identity and Classification
Douglas Lewin is identified as a male human and a computer scientist with United States citizenship. He is an instance of a human with the family name Q30171715 and the given name Douglas. His primary occupation is categorized under computer science, a field distinct from computational science and focused on the theoretical foundations of information and computation.

### Authority and Identification
Lewin is extensively indexed in international library and academic authority systems. These unique identifiers help disambiguate his identity in scholarly and bibliographic contexts.
*   **ISNI (International Standard Name Identifier):** 0000000117554163.
*   **VIAF (Virtual International Authority File):** 30784670.
*   **Library of Congress Authority ID:** n50049238.
*   **CiNii Research ID:** 1140282266615732992 (listed as "Lewin, Douglas").
*   **NACSIS Cat Author ID (Japan):** DA03277000.
*   **NUKAT (Poland):** n2006153091.
*   **SUDOC (France):** 059911476.
*   **BIBSYS (Norway):** 90344303.
*   **Libraries Australia ID:** 35303002.
*   **Canadiana Name Authority ID:** ncf11162218.
*   **National Library of Israel J9U ID:** 987007354259405171.
*   **Nationale Thesaurus voor Auteursnamen ID:** 12020326X.
*   **SHARE Catalogue Author ID:** 605757.
*   **University of Melbourne ID:** 6077.
*   **Yale LUX ID:** person/a96d4d8e-5ba1-4487-9165-9d9f07536ea9.

### Context of the Computer Science Field
As a computer scientist, Lewin is part of a profession defined by the study and practice of computer science. This field involves the theoretical foundations of information and computation and the design of computational systems. Computer scientists, as a class, are distinguished from computational scientists. The profession spans both the industrial and service sectors and is formally classified under the ISCO-08 code 2511 and Dewey Decimal 004.092. While the source provides this broad context for his occupation, it does not link specific projects, theories, or companies to Douglas Lewin himself.

## References

1. NUKAT
2. SHARE Catalogue
3. Virtual International Authority File
4. CiNii Research