In Northern Ireland, from the late 70s to the early 90s, the IRA killed over 40 alleged informers.

But the man who often found, tortured and sometimes killed these people on behalf of the IRA

was himself an informer, a secret British army agent with the codename Stakeknife.

Who gets to play God? And why me? Why my family?

When lies are still being told to this day, who do you believe?

I wouldn't even know where to start and I'm with the area. Steakknife. Listen first on BBC Sounds.

This is a download from the BBC. To find out more, visit BBC.com.ukau.com.

Hello, do you have a precious book that you'd never lend to anyone? On today's program,

novelist and critic Amanda Craig comes clean about the novel that won't be prized off her bookshelf for love nor money. And it's spring, allegedly.

Music shelf for love nor money. And it's spring, allegedly. One of the most evocative pieces of music ever written, Spring from Vivaldi's The Four Seasons. But what about literature's response to this

fecund frenzy? It was the noise of running water. All around them, though out of sight, there were streams, chattering, murmuring, bubbling,

splashing, and even, in the distance, roaring.

And his heart gave a great leap, though he hardly knew why,

when he realised that the frost was over.

Ah, if only that were the case.

More on Springs' influence on the novel, though, later.

But first, a children's author who's won the prestigious Carnegie Award not once but twice,

and seen his book for teens described in the Daily Mail as so violent they need a health warning.

Patrick Ness was born in the US, but led a peripatetic life as son of a drill

sergeant before finally settling in adulthood in the UK. Chaos Walking, his acclaimed

prize-winning trilogy, is currently being adapted for the big screen and describes a dystopian

world where his two young protagonists, Todd and Viola, are forced to do battle with the noise,

...