Every Monday and Friday for the rest of December we will publish some of our favourite audio long reads of 2023, in case you missed them, with an introduction from the editorial team to explain why we’ve chosen it. From June: Indeterminate sentences are devastating to mental health, but prisoners with mental illness are less likely to be released. The result is a vicious cycle whereby the most vulnerable inmates often have the least chance of getting out – as John’s case shows. By Sophie Atkinson