Geri Halliwell-Horner reveals writing advice she was given by top authors

Ex-Spice Girl tells Hay festival about tips she got for children's book from William Boyd and Jacqueline Wilson Geri Halliwell-Horner has revealed she took writing advice from the twice Booker prize-nominated William Boyd and bestselling children's author Jacqueline Wilson when working on her latest children's book. The former Spice Girl said Boyd, author of Any Human Heart, told her to think more about structure - "it's like a spine to a body", he said.