Matthew Sweet explores the career of Nobel Prize-winning novelist Doris Lessing, October 2007

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11 October 2007: With the announcement that Doris Lessing had won the Nobel Prize for Literature, Matthew Sweet was joined by the novelist Lisa Appignanesi and the critic Elaine Showalter to explore Lessing's long and varied career, from The Grass is Singing in 1950 to The Cleft earlier this year.