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John C Sanford

Is Human Intellect Degenerating?

Geneticist Gerald R. Crabtree reviews evidence showing genomic mutations are degrading the 2000 to 5000 genes needed for our intellectual and emotional function:

New developments in genetics, anthropology, and neurobiology predict that a very large number of genes underlie our intellectual and emotional abilities, making these abilities genetically surprisingly fragile. . . . Read More ›