Woman's Hour - 11/08/2010

Presented by Jenni Murray. Dr Karen Throsby on why she's preparing to swim The Channel for research into extreme sports. Emma Donoghue's latest novel 'Room' has been longlisted for the Man Booker Prize, she talks to Jenni about the themes in the book. Katie Derham on re-learning the violin after twenty years and apprenticeships - are they a good alternative to university?