He expresses support for using gene editing to address severe medical conditions while cautioning against aesthetic enhancements and the exacerbation of social inequality.

“I think I would personally pause. It'd be pretty easy to add height to your children or muscle mass. I mean, myostatin, as you know, can be regulated genetically. And so, you could have more muscular children if you decide. I'd draw the line before doing that. I think enhancements I think rich peopl”