‘This book is an attempt to understand the world as it is, not as it ought to be.’ So writes Nicholas Wade, the British-born science editor of The New York Times, in his new book A Troublesome Inheritance.
For some time the post-War view of human nature as being largely culturally-formed has been under attack just as surely as the biblical explanation of mankind’s creation began to face pressure in the early 19th century. What Steven Pinker called the blank slate view of our species, whereby humans are products of social conditions and therefore possible to mould and to perfect through reform, has been undermined by scientific discoveries in various areas.
But the most sensitive, and potentially troubling to the modern psyche, is the difference between human population groups that have evolved over the past 50,000 years. As Wade writes: ‘The fact that human evolution has been recent, copious, and regional is not widely recognized, even though it has now been reported by many articles in the literature of genetics.

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