https://www.iflscience.com/health-and-medicine/researcher-claims-chinese-crispr-babies-could-have-enhanced-learning-capacity/
Of course, he adds, it is virtually impossible to predict exactly how it will affect Lulu and Nana in practice. There is also nothing to prove He actively set out to "improve" the girls' cognitive abilities. Or even solid scientific proof that the same benefits bestowed onto mice will occur in humans by disabling the gene.
But Silva, who has done a lot of research on the CCR5 gene, says there is an unhealthy interest in super-intelligent designer babies among many in the Silicon Valley crew. And it is this knowledge that made him question the real motives behind the procedure.
"I suddenly realized – Oh, holy shit, they are really serious about this bullshit," Silva said, speaking of the moment he first heard about the twins.