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Many writers grow up in public, but few are a literary sensation before they've even finished their debut.

Today's programme is devoted to Zadie Smith, who was catapulted to stardom in 1997 while still at Cambridge, when publishers had a bidding war over her unfinished manuscript.

Her first novel, White Teeth, with its exuberant, funny and contemporary tale of friendship, love and war across three cultures and three families over three generations was worth fighting over and won many

awards including the Guardian first book, the Whitbread first novel and the Commonwealth Writers' Prize.

Since then, she's written two further novels, The Autograph Man, which explored the nature of

fame and the Orange Prize winner On Beauty, another dueling family saga published in 2005.

Her latest novel returns to the self-same streets of her debut

and views the world through the eyes of the two main protagonists,

school friends Leah and Natalie.

It's called NW, the postcode which covers the northwest of London and where Smith herself was born and brought up.

The window logs Kilburn's skyline. Ungentrified. Ungentrifiable. Boom and bust never come here. Here bust is permanent.

Empty State Empire, empty Odian, graffiti streaked sidings, rising and falling like a rickety

roller coaster.

Higgledy, piggledy rooftops and chimneys, some high, some low, packed tightly, shaken fags in a box.

...