Ward Christensen

computer pioneer, invented Xmodem and co-invented BBS
Person human Q7968985
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Ward Christensen

Summary

Ward Christensen is a human[1]. He was born in West Bend[2]. He was born on +1945-10-23T00:00:00Z[3]. He died in Rolling Meadows[4]. He died on +2024-10-11T00:00:00Z[5]. He worked as a programmer[6]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (26 views/month, #7,278 of 1,000,298).[7]

Key Facts

  • Ward Christensen was born in West Bend[2].
  • Ward Christensen passed away in Rolling Meadows[4].
  • Ward Christensen was born on +1945-10-23T00:00:00Z[3].
  • Ward Christensen died on +2024-10-11T00:00:00Z[5].
  • Ward Christensen held citizenship in United States[8].
  • Ward Christensen's professions included programmer[6].
  • Among Ward Christensen's employers was IBM[9].
  • Ward Christensen's education included a stint at Milton College[10].
  • A notable work attributed to Ward Christensen is XMODEM[11].
  • A notable work attributed to Ward Christensen is CBBS[12].
  • Ward Christensen received the EFF Award[13].
  • Ward Christensen's image is recorded as Ward Christensen and the First BBS.jpg[14].
  • Ward Christensen's image is recorded as Ward Christensen and the First BBS (cropped).jpg[15].
  • Ward Christensen is recorded as male[16].
  • Ward Christensen's instance of is recorded as human[17].
  • Ward Christensen's Commons category is recorded as Ward Christensen[18].
  • Ward Christensen's Freebase ID is recorded as /m/01zrqd[19].
  • Ward Christensen's family name is recorded as Christensen[20].
  • Ward Christensen's given name is recorded as Ward[21].
  • Ward Christensen's languages spoken, written or signed is recorded as English[22].
  • Ward Christensen's name in native language is recorded as {'lang': 'en', 'text': 'Ward Christensen'}[23].
  • Ward Christensen's X is recorded as wardxmodem[24].
  • Ward Christensen's Prabook ID is recorded as 1740720[25].
  • Ward Christensen's FOLDOC ID is recorded as Ward+Christensen[26].

Body

Origins and Family

Ward Christensen was born in West Bend[2]. He was born on +1945-10-23T00:00:00Z[3].

Education

Ward Christensen was educated at Milton College[10].

Career and Affiliations

Ward Christensen's professions included programmer[6]. He was employed by IBM[9].

Works and Contributions

Notable works include XMODEM[11], an automatic repeat request[27], founded in 1977[28] and CBBS[12], a computer program[29], founded in 1978[30].

Recognition

Ward Christensen received the EFF Award[13].

Death and Burial

Ward Christensen died on +2024-10-11T00:00:00Z[5]. He died in Rolling Meadows[4].

Why It Matters

Ward Christensen ranks in the top 0.73% of human entities by monthly Wikipedia readership (26 views/month, #7,278 of 1,000,298).[7]

He is credited with the discovery of XMODEM[31], an automatic repeat request[32], founded in 1977[33].

FAQs

Where was Ward Christensen born?

Ward Christensen's place of birth was West Bend[2].

Where did Ward Christensen die?

Ward Christensen died in Rolling Meadows[4].

What did Ward Christensen do for work?

Ward Christensen worked as programmer[6].

Where did Ward Christensen go to school?

Ward Christensen was educated at Milton College[10].

What awards did Ward Christensen receive?

Honors received include EFF Award[13].

What did Ward Christensen discover?

Ward Christensen is credited as discoverer of XMODEM[31].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [14] . wikidata.org.
  2. [15] . wikidata.org.
  3. [2] . wikidata.org.
  4. [4] . wikidata.org.
  5. [16] . The Register. theregister.com. Provenance: wikidata.org.
  6. [8] . wikidata.org.
  7. [17] . The Register. theregister.com. Provenance: wikidata.org.
  8. [10] . wikidata.org.
  9. [6] . wikidata.org.
  10. [9] . wikidata.org.
  11. [13] . eff.org. Retrieved . eff.org. Provenance: wikidata.org.
  12. [18] . wikidata.org.
  13. [3] . wikidata.org.
  14. [5] . sohu.com. Retrieved . sohu.com. Provenance: wikidata.org.
  15. [19] . Google Knowledge Graph. wikidata.org.
  16. [20] . wikidata.org.
  17. [21] . wikidata.org.
  18. [11] . wikidata.org.
  19. [12] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [31] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [27] . Wikidata. wikidata.org. → on this site
  2. [28] . Wikidata. wikidata.org. → on this site
  3. [29] . Wikidata. wikidata.org. → on this site
  4. [30] . Wikidata. wikidata.org. → on this site
  5. [32] . Wikidata. wikidata.org. → on this site
  6. [33] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [7] . Wikimedia Foundation. dumps.wikimedia.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Ward Christensen. Retrieved March 12, 2026, from https://4ort.xyz/entity/ward-christensen
MLA “Ward Christensen.” 4ort.xyz Knowledge Graph, 4ort.xyz, 12 Mar. 2026, https://4ort.xyz/entity/ward-christensen.
BibTeX @misc{4ortxyz_ward-christensen_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Ward Christensen}}, year = {2026}, url = {https://4ort.xyz/entity/ward-christensen}, note = {Accessed: 2026-03-12}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Ward Christensen — https://4ort.xyz/entity/ward-christensen (retrieved 2026-03-12)

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