Wikipedia's biographical article on William S. Sadler, covering his medical training under John Harvey Kellogg, his brief study under Sigmund Freud in 1910, his psychiatric practice in Chicago, and his role in the origin and publication of The Urantia Book. Useful for the biographical spine; not a source for the book's own claims of celestial authorship.
Facts
Citation
AuthorWikipedia contributors
PublisherWikipedia
Publication Year2026
URLhttps://en.wikipedia.org/wiki/William_S._Sadler
Source Typeencyclopedia
Assessment
Reliability Tier3
Wikipedia's biographical article on William S. Sadler is a continuously revised tertiary encyclopedia entry with no named author or peer review process, hence the lower tier, though useful for the biographical spine. NotesCommunity edited encyclopedia article, checked directly. Fit for the biographical spine; not fit for evaluating the Urantia Book's own cosmological claims.
Cross-Tradition Connections
Associated With
This source names Chicago directly: "in 1910, his psychiatric practice in Chicago, and his role in the origin and publication of The Urantia Book."
Claims Backed By This Source (37 claims)
This source backs 37 claims across the atlas. As facts: 29 well-attested. As cited relationships: 2 holds, 2 connected. Plus 4 entities citing it as a general reference with no single fact or relationship attached.
Disposition By Topic
- Articles, 15 claims: 10 well-attested, 2 connected, 3 general references.
- Historical Figures, 13 claims: 11 well-attested, 1 holds, 1 general references.
- Sources, 9 claims: 8 well-attested, 1 holds.
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