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Case file

Gil Troy

Wikipedia's first sentence called it “american-born author”. Today it says “american presidential historian and a popular commentator on politics and other issues”.
Measured, not asserted. Every count, date and revision on this page was taken from Wikipedia's own history and checked against the live article. The words quoted are theirs.
Machine-checked against the full current article on 2026-08-03.
We saved snapshots of this article over twenty years; you are reading the 2005 one. Red dashes: removed from Wikipedia since. Pale dots: rewritten; the numbered note shows what it says now. 1 tap a number or a side note to jump between them
The opening as it read in 2005

Gil Troy is an American-born author.1 He received his graduate and PhD education from Harvard University , and currently is a professor of History at McGill University in Montreal , Canada .2

This is Wikipedia's own text, saved in our repository. Their copy of it is revision 16376113.
Today
Wikipedia's first sentence called it “american-born author”. Today it says “american presidential historian and a popular commentator on politics and other issues”. Read the current article and compare.
2005201020152020Oct '232025
Counts in the opening at each snapshot. Green: the word gained ground. Red: it was cut. Grey: no change.

What Wikipedia says this is

Every article opens by defining its subject. This one was redefined since 2005, and today's defining sentence is their current revision.

Then

american-born author

Now

american presidential historian and a popular commentator on politics and other issues

Struck red text is no longer in the article; dotted amber text was rewritten. Every revision id links to Wikipedia's copy; the text shown is our own saved copy. Data: /data. Wikipedia text is CC BY-SA; quoted for the record; not affiliated with Wikipedia.

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