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Case file

Marc H. Tanenbaum

Wikipedia's first sentence called it “best known for building bridges with other faith communities to advance mutual understanding and cooperation”. Today it says “american rabbi who advocated on behalf of human rights and social justice”.
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 2010 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 2010

Tanenbaum (1925–1992)was an internationally renowned human rights and social justice activist who is best known for building bridges with other faith communities to advance mutual understanding and cooperation, and to eliminate entrenched stereotypes, particularly those rooted in religious teachings. . He was a vigorous advocate during the Second Vatican Council (1962–1965) on behalf of what eventually emerged as Nostra Aetate a landmark document which overturned a long tradition of hostility toward Jews and Judaism—including the charge that the Jews were responsible for the death of Jesus—and affirmed the Jewish roots of Christianity. Nostra Aetate established a new policy of outreach in dialogue to Jews and set Catholic-Jewish relations on a new course.1 In addition, Rabbi Tanenbaum was dubbed "the human rights rabbi" for his work on behalf of Vietnamese " boat people " and Cambodian refugees. He also helped organize humanitarian relief for victims of the Nigerian-Biafran conflict .2 A Prophet for Our Time, xiv-xxv. A Prophet for Our Time, xix.

This is Wikipedia's own text, saved in our repository. Their copy of it is revision 369898759.
Today
Wikipedia's first sentence called it “best known for building bridges with other faith communities to advance mutual understanding and cooperation”. Today it says “american rabbi who advocated on behalf of human rights and social justice”. Read the current article and compare.
201020152020Oct '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 2010, and today's defining sentence is their current revision.

Then

best known for building bridges with other faith communities to advance mutual understanding and cooperation

Now

american rabbi who advocated on behalf of human rights and social justice

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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