William Blatz

German-Canadian developmental psychologist, known for his creation of security theory (1895–1964)
Person human Q27178535
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William Blatz

Summary

William Blatz is a human[1]. He was born in Hamilton[2]. He was born on +1895-06-30T00:00:00Z[3]. He died in Toronto[4]. He died on +1964-11-01T00:00:00Z[5]. He worked as a psychologist[6]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (7 views/month, #7,294 of 1,000,298).[7]

Key Facts

  • William Blatz's place of birth was Hamilton[2].
  • William Blatz passed away in Toronto[4].
  • William Blatz was born on +1895-06-30T00:00:00Z[3].
  • William Blatz died on +1964-11-01T00:00:00Z[5].
  • William Blatz held citizenship in Canada[8].
  • William Blatz's professions included psychologist[6].
  • William Blatz's field of work was psychology[9].
  • William Blatz's education included a stint at University of Toronto[10].
  • William Blatz was educated at University of Chicago[11].
  • William Blatz's doctoral advisor was Harvey A. Carr[12].
  • William Blatz is recorded as male[13].
  • William Blatz's instance of is recorded as human[14].
  • William Blatz supervised Mary Ainsworth as a doctoral student[15].
  • William Blatz's ISNI is recorded as 0000000110559551[16].
  • William Blatz's VIAF cluster ID is recorded as 37903638[17].
  • William Blatz's VIAF cluster ID is recorded as 287142156[18].
  • William Blatz's inventory number is recorded as MS COLL 00134[19].
  • William Blatz's GND ID is recorded as 126208131[20].
  • William Blatz's Library of Congress authority ID is recorded as nr92007054[21].
  • William Blatz's IdRef ID is recorded as 081889879[22].
  • William Blatz's archives at is recorded as Thomas Fisher Rare Book Library[23].
  • William Blatz's Open Library ID is recorded as OL2221423A[24].
  • William Blatz's family name is recorded as Blatz[25].
  • William Blatz's given name is recorded as William[26].
  • William Blatz's described at URL is recorded as https://discoverarchives.library.utoronto.ca/index.php/william-e-blatz-papers-00134[27].

Body

Origins and Family

William Blatz was born in Hamilton[2]. He was born on +1895-06-30T00:00:00Z[3].

Education

Educated at University of Toronto[10], a public research university[28], in Canada[29], founded in 1827[30], headquartered in Toronto[31] and University of Chicago[11], a private university[32], in United States[33], founded in 1890[34], headquartered in Chicago[35]. William Blatz's doctoral advisor was Harvey A. Carr[12].

Career and Affiliations

William Blatz worked as a psychologist[6]. His field of work was psychology[9]. He supervised Mary Ainsworth as a doctoral student[15].

Death and Burial

William Blatz died on +1964-11-01T00:00:00Z[5]. He passed away in Toronto[4].

Why It Matters

William Blatz ranks in the top 0.73% of human entities by monthly Wikipedia readership (7 views/month, #7,294 of 1,000,298).[7]

His notable doctoral advisees include Mary Ainsworth[36], a psychologist[37], 1913–1999[38], of United States[39], awarded the William James Fellow Award[40], specialised in psychoanalysis[41].

FAQs

Where was William Blatz born?

William Blatz was born in Hamilton[2].

Where did William Blatz die?

William Blatz passed away in Toronto[4].

What did William Blatz do for work?

William Blatz worked as psychologist[6].

Where did William Blatz go to school?

William Blatz was educated at University of Toronto[10] and University of Chicago[11].

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [4] . wikidata.org.
  3. [13] . wikidata.org.
  4. [8] . wikidata.org.
  5. [14] . wikidata.org.
  6. [10] . wikidata.org.
  7. [11] . wikidata.org.
  8. [9] . wikidata.org.
  9. [6] . wikidata.org.
  10. [12] . wikidata.org.
  11. [15] . wikidata.org.
  12. [16] . wikidata.org.
  13. [17] . wikidata.org.
  14. [18] . wikidata.org.
  15. [19] . discoverarchives.library.utoronto.ca. discoverarchives.library.utoronto.ca. Provenance: wikidata.org.
  16. [20] . viaf.org. Retrieved . viaf.org. Provenance: wikidata.org.
  17. [21] . wikidata.org.
  18. [22] . wikidata.org.
  19. [23] . wikidata.org.
  20. [3] . wikidata.org.
  21. [5] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [36] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [31] . Wikidata. wikidata.org. → on this site
  5. [32] . Wikidata. wikidata.org. → on this site
  6. [33] . Wikidata. wikidata.org. → on this site
  7. [34] . Wikidata. wikidata.org. → on this site
  8. [35] . Wikidata. wikidata.org. → on this site
  9. [37] . Wikidata. wikidata.org. → on this site
  10. [38] . Wikidata. wikidata.org. → on this site
  11. [39] . Wikidata. wikidata.org. → on this site
  12. [40] . Wikidata. wikidata.org. → on this site
  13. [41] . 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). William Blatz. Retrieved April 10, 2026, from https://4ort.xyz/entity/william-blatz
MLA “William Blatz.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/william-blatz.
BibTeX @misc{4ortxyz_william-blatz_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{William Blatz}}, year = {2026}, url = {https://4ort.xyz/entity/william-blatz}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): William Blatz — https://4ort.xyz/entity/william-blatz (retrieved 2026-04-10)

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