A provocative new study published in Trends in Genetics suggests that human intelligence has been slowly deteriorating since societies moved away from hunter-gatherer lifestyles. Study author Gerald Crabtree, of Stanford University, discusses the controversial work.
Gerald Crabtree is a professor of pathology and developmental biology at Stanford University School of Medicine and an investigator at Howard Hughes Medical Institute. He is based in Stanford, California.
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About Denise Chow@denisechow
Denise Chow is a sci-tech editor at Live Science and a former associate producer for Science Friday.