And a biologist isn't a mathematician ...
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Where have we heard this before?
Oh yes. Nobel Prize winning physicist points out absurdities in Global Warming claims.
He's not a Climate Scientist scream the true believers.
Argument by authority has no place in science.
When someone doesn’t give an expert level critique of comparative anatomy and comparative genomics when he is claiming that evolution is false, he isn’t to be taken seriously.
Saying he isn’t a biologist is an act of kindness.