Short documentaries and audio adventures about the letters and books which reach unexpected readers - with Josie Long.

From the woman who has collected 8000 strangers' diaries to the letter treasured by a political prisoner who'd never met its senders.

The Mother
Featuring Cedric Jones, Sonia Sanchez and Haki Madhubuti
Produced by Sarah Cuddon

Revolutionary Greetings
Featuring Lee Mostert, Freda Mostert, Estelle Leonard and Chris Giffard
Produced by Neroli Price with additional reporting by Rasmus Bitsch

Sally's Diaries
Featuring Sally MacNamara Ivey
Produced by Olivia Humphreys

Production team: Andrea Rangecroft
Series Producer: Eleanor McDowall
A Falling Tree production for BBC Radio 4