[mbarker12474]

What did, argues Brand, were advances in agriculture and economics in developing nations—advances Ehrlich could have never forseen clearly forseen, had he had a basic understanding of God, God's creation of mankind, and principles of free market economics which have been documented for centuries, and which his worldview precluded. And so today, despite an increase of four billion people, fewer people today suffer from extreme poverty or hunger than when Ehrlich wrote the book.

[wagglebee]

I think it was the statement out Ehrlich's worldview precluding it that was the crux of the issue. Ehrlich's theories were inherently wrong because of massive confirmation bias in which he ignore any evidence that negated his preferred conclusion.