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 irony.

Steakknife.

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Hello, we enjoy the literary bounty of autumn in today's programme.

It was a Saturday afternoon, gay and brilliant after abundant rains,

and the spirit of youth dwelt in it, though the season now was autumn.

All that was gracious triumphed.

More on the season that inspired writers from E.M. Forster to Stephen King later in the

programme, when I'll also be discussing the best that non-fiction has to offer.

But first, Con Iggledon, whose success as a writer, began swiftly when he made publishing history in 2007 by topping the fiction and non-fiction hardback bestseller list simultaneously, with the first in his Genghis Khan series, Wolf of the Plains, and the nostalgic how-to manual he co-authored with his brother, the dangerous book for boys.

Subsequent installments of Khan's Mongolian adventures sold millions,

as did Kahn's forays into ancient Rome.

Now, Igeldon, a former English teacher,

has turned his attention to the War of the Roses,

a turbulent passage in British history,

...