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Saturday, January 11, 2025

New Scientist promotes misinformation about evolution

The December 7th issue of New Scientist features a cover promoting an article by Kevin Lala, an evolutionary biologist at the University of St. Andrews in Scotland (formerly Kevin Laland). The title of the article in the journal is DIY evolution but the online version is The extraordinary ways species control their own evolutionary fate.

It's interesting that the blurbs for the two version also differ ...

Natural selection of random genetic mutation isn't the only way to adapt, argues evolutionary biologist Kevin Lala.

(print version)

Natural selection isn't just something that happens to organisms, their activities also play a role, giving some species – including humans – a supercharged ability to evolve. (online version)

Kevin Lala is a proponent of the "Extended Evolutionary Synthesis" (EES). His particular schtick is niche construction meaning that evolution is promoted by organisms that help create their own environment. This behaviorial characteristic of animals is supposed to call into question the fundamentals of modern evolutionary theory based on population genetics.

Recall that evolution is defined as a change in the frequency of alleles in a population and the main mechanisms of change are natural selection and random genetic drift. Variation (creation of alleles) is caused by mutation.