Darwin-inspired racism was the consensus science of its day. Speaking out against it would have made you a crank and a science-denier.
In retrospect, where does the evidence stand? Here’s a summary: Venema’s main claims in light of the relevant science.
Turner is a really interesting case of a scientist who straddles design and evolutionary thinking.
Readers may recall that Barash, of the University of Washington, is the hubristic materialist who intentionally tries to destroy the religious faith of his students.
A bottleneck of two, or a first pair at our origin older than 500,000 years, is possible.