An independent documentary record

What was taught.
What changed.

Mormon Gaslight is a sourced library comparing historical Latter-day Saint teachings and institutional claims with how the Church presents them today.

Browse the record

The library

Case files

Each article isolates a specific historical claim, documents its sources, and compares it with the Church’s later presentation.

Case file001
Book of Mormon

From “the principal ancestors” to “among the ancestors”

How the Church narrowed the Book of Mormon introduction’s claim about Lamanite ancestry—and how it explains the revision.

19812006Read case file
Case file002
Prophets & doctrine

From saving doctrine to “false doctrine”

Brigham Young publicly taught that Adam was “our Father and our God.” A later Church president denounced the teaching as a theory.

18521976Read case file

Browse by subject

A record built across time

01Scripture & translation1 case file02Prophets & authority1 case file
03Doctrine & theologyResearch in progress
04Policy & practiceResearch in progress

Editorial methodology

Evidence before argument

  1. 01
    Show the record

    Primary sources and direct quotations appear before interpretation.

  2. 02
    Represent both positions

    Institutional explanations are quoted or summarized in their own terms.

  3. 03
    Make revision visible

    Dates, corrections, and source limitations remain part of every case file.