"She was a code-breaking Quaker poet who hunted Nazi spies. Her story remained untold for so long mainly because of sexism and secrecy." Watch "The Codebreaker" Sept. 27 10/9c on PBS or stream anytime: to.pbs.org/3dn8u43 | American Experience | PBS

Biochemist Jennifer Doudna, who shared the Nobel Prize in Chemistry for the gene-editing and Walter Isaacson, author of "The Code Breaker," talk about the promise of the biotech revolution. https://cbsn.ws/3rqjDCW | CBS Sunday Morning