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 IRA.

Steakknife.

Listen first on BBC Sounds.

Thanks for downloading a good read.

You can find more information on all the BBC downloads at BBC.co.com.uk slash radio four.

Hello, welcome. With me today are Faye Weldon, screenwriter, dramatist and novelist, whose most recent books are a trilogy of fiction set in Edwardian England. Habits of the House, Long Live the King and the New Countess.

Her autobiography is the excellently titled Autodafé,

and she's currently Professor of Creative Writing at Bath Spa University.

Withay is the Swiss co-director of the Serpentine Galleries in London, Hans Ulrich Oberist.

He was previously curator of the National Museum of Modern Art in Paris,

and his own publications include most recently Ways of Curating.

Welcome both.

And, Faye, if you'd start us off, what is your choice of a good read and what's it about?

My choice of a good read and what's it about? My choice for good read is Vauxhall by Gabrielle Badamosi, who is a Nigerian-Irish poet,

who lives in London, was bought up in Vauxhall and writes a memoir.

Well, it's fixed just about a novel, but it's fictionalised and yet a memoir of his life in Vauxhall in London in the late 1970s,

where he was brought up in this extraordinary community built on the old pleasure gardens as a row of slums,

...