Wikipedia's first sentence called it “israeli - american entrepreneur”. Today it says “israeli - american objectivist writer who is the current chairman of the board at the ayn rand institute”. Sections present on October 6, 2023 no longer exist: “The Yaron Brook Show; Events; Podcasts; Foreign policy”.
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.
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The opening as it read in 2010
Yaron Brook ( ; born 1961) is the current president and executive director of the Ayn Rand Institute , a non-profit organization in Irvine, California , whose mission is to promote the novels of Ayn Rand and her philosophy of Objectivism .1He regularly speaks at universities, corporations, and professional and community groups across America, addressing a wide-range of current events and philosophical issues from an Objectivist perspective. He is a frequent radio guest on The Thom Hartmann Program , a weekly guest on the Fox Business Network , and has appeared many times on national TV shows such as CNBC 's On the Money . He has appeared on Glenn Beck Program , which airs on The Fox News Channel . He has been interviewed for his expertise on the Middle East , business ethics issues, and the economy. He served in the Israeli Army military intelligence , and he is a former professor with a PhD in finance .2
This is Wikipedia's own text, saved in our repository. Their copy of it is revision 369791882.
The opening as it stood in 2005
Yaron Brook is the current president of the Ayn Rand Institute . v t e
Red text was written in or rewritten since the previous snapshot. Their copy is revision 17719445.
The opening as it stood in 2015 5 passages from the previous snapshot no longer appear
Yaron Brook ( ; born May 23, 1961) is an Israeli -born American entrepreneur, author, and former academic, who currently serves as the president and executive director of the Ayn Rand Institute , a non-profit organization in Irvine , California that promotes the novels of Ayn Rand and her philosophy of Objectivism .
Red text was written in or rewritten since the previous snapshot. Their copy is revision 664861610.
The opening as it stood in 2020 1 passage from the previous snapshot no longer appear
Yaron Brook ( ; born May 23, 1961) is an Israeli - American entrepreneur, writer, and activist.He is an Objectivist and the current chairman of the board at the Ayn Rand Institute , where he was executive director from 2000 to 2017.He is also the co-founder of BH Equity Research and the author of several books, in which he analyzes a variety of topics from an Objectivist perspective.
Red text was written in or rewritten since the previous snapshot. Their copy is revision 956531671.
The opening as it stood on October 6, 2023 1 passage from the previous snapshot no longer appear
Israeli-American entrepreneur, activist Yaron Brook ( ; born May 23, 1961) is an Israeli - American entrepreneur, writer, and activist. He is an Objectivist and the current chairman of the board at the Ayn Rand Institute , where he was executive director from 2000 to 2017. He is also the co-founder of BHZ Capital Management LP.
Red text was written in or rewritten since the previous snapshot. Their copy is revision 1176078433.
The opening as it stood in 2025 2 passages from the previous snapshot no longer appear
( Learn how and when to remove this message ) Israeli-American Objectivist Yaron Brook ( Hebrew : ירון ברוק ; born May 23, 1961 ) is an Israeli - American Objectivist writer who is the current chairman of the board at the Ayn Rand Institute (ARI), where he was executive director from 2000 to 2017.Prior to joining ARI, he was a finance professor at Santa Clara University , where he taught for seven years.
Red text was written in or rewritten since the previous snapshot. Their copy is revision 1285625045. This is our newest snapshot; the live article may have moved again since.
Today
Wikipedia's first sentence called it “israeli - american entrepreneur”. Today it says “israeli - american objectivist writer who is the current chairman of the board at the ayn rand institute”. Sections present on October 6, 2023 no longer exist: “The Yaron Brook Show; Events; Podcasts; Foreign policy”. Read the current article and compare.
2005
2010
2015
2020
Oct '23
2025
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 October 7, and today's defining sentence is their current revision.
Then
israeli - american entrepreneur
Now
israeli - american objectivist writer who is the current chairman of the board at the ayn rand institute
Sections that no longer exist
Present on October 6, 2023, absent today, with no near-matching heading in the current article and the article shorter overall, so this is not a renamed heading or a topic absorbed into a fuller treatment. 4 sections of 400 characters or more gone since October 6 2023, with the article 6,776 characters shorter.
The Yaron Brook Show
Events
Podcasts
Foreign policy
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.
