On this week’s Tech Nation, Moira speaks with journalist STEPHEN GREY talks about his book "THE NEW SPYMASTERS: Inside the Modern World of Espionage from the Cold War to Global Terror". From the KGB to Edward Snowden, Grey lays out a timeline for global spying.

Then on BioTech Nation, we talk to KATRINE BOSLEY, CEO of Editas Medicine, about CRISPR, the gene tool which lets you edit DNA, potentially creating treatments to fix genetic mutations, and then we talk to JOHN CARROLL, editor-in-chief of FierceBiotech, about the challenge of daily coverage of the biotech industry.