Charles Cumming on how being approached for recruitment by MI6 led to a career as a writer of spy novels. Black text on a white background is one of the hardest combinations on the eyes. We'll be finding out how a few changes to conventional book design can make a huge difference to those who have difficulty reading. The scheme that brings members of the armed forces serving abroad closer to their families through the shared experience of reading the same novel at the same time. And the power of celebrity endorsement: will Richard and Judy's Children's Book Club do for children's literature what it did for the adult market? Produced by Serena Field.