Read This Before You Freak Out Over Gene-Edited Superbabies

Ever since in vitro fertilization made it possible for parents to select embryos with the best genetics, precisely-engineered progeny have been a big fear. And now that a powerful gene-editing technique has been used on human embryos, it’s fine to get a little freaked out. So let’s talk about 21st century trust fund babies with privilege notarized onto their DNA, medical mutants with genetic mistakes that will be passed on for generations, and armies of super soldiers with genetically engineered immunity to arsenals of chemical and biological weapons. But—here’s the important bit—let’s not leave out the hope of eradicating thousands of diseases, and the potential to make many pharmacological treatments obsolete.

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