She was the inspiration for Sophie, the main character in her maternal grandfather's book The BFG. Dahl attended Bedales School, and was discovered by Isabella Blow, a Vogue stylist. Blow referred Dahl to Sarah Doukas of the Storm Model Agency in London. She was able to succeed as a model in the 'mainstream' market, despite being heavy enough to be considered a 'Plus-size' model .
Dahl
Sarah Doukas