Baby’s first gene edit

For the first time ever, experimental gene editing technology has been used to treat a baby with a fatal condition. Just don’t mess with the embryos.


This episode was produced by Victoria Chamberlin, edited by Miranda Kennedy, fact checked by Avishay Artsy, engineered by Patrick Boyd and Andrea Kristinsdottir and hosted by Sean Rameswaram.

Listen to Today, Explained ad-free by becoming a Vox Member: vox.com/members. Transcript at vox.com/today-explained-podcast.

Baby KJ as he prepares to leave the hospital. Photo courtesy of Children’s Hospital of Philadelphia.

Help us plan for the future of Today, Explained by filling out a brief survey: ⁠voxmedia.com/survey⁠. Thank you!




Learn more about your ad choices. Visit podcastchoices.com/adchoices