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Jacob Bronowski

Wikipedia's first sentence called it “presenter of the bbc television documentary series”. Today it says “polish-british mathematician and philosopher”.
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

Jacob Bronowski Jacob Bronowski ( January 18 1908 , Lódź , Poland - August 22 1974 , East Hampton, New York , USA ) was the presenter of the BBC television documentary series, The Ascent of Man which inspired Carl Sagan 's Cosmos series. Bronowski wrote a Ph.D. in algebraic geometry , and was a poet (he lived near to Laura Riding and Robert Graves in Majorca in the 1930s ). He spent the war in Operations Research; afterwards he became Director Of Research for the National Coal Board ( UK ). After his experiences as an official observer of the after-effects of the Nagasaki and Hiroshima bombings he turned to biology , as did his friend, Leo Szilard , to better understand the nature of violence.1

This is Wikipedia's own text, saved in our repository. Their copy of it is revision 16119042.
Today
Wikipedia's first sentence called it “presenter of the bbc television documentary series”. Today it says “polish-british mathematician and philosopher”. 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

presenter of the bbc television documentary series

Now

polish-british mathematician and philosopher

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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