Personalized gene editing saved a baby, but the tech’s future is uncertain

When a baby born in Philadelphia was announced as the first person to get a gene therapy designed just for him, many people hailed the achievement as a starting point to treat virtually any genetic disease.

But there is a long road that researchers and regulators need to pave before other people with genetic disorders can get bespoke gene therapies.

Here’s what you need to know about this personalized therapy and how it may affect gene therapy moving forward.