https://www.huffingtonpost.co.uk/entry/prue-leith-replaced-great-celebrity-bake-off-special_uk_679a1c98e4b0fd82a290b24d

Caroline Waldegrave will fill in for Leith only for the annual star-studded specials in aid of Stand Up To Cancer. “I am only stepping back from the Celebrity series, which is just a question of the filming commitment involved as we make these shows back to back," says Leith. Waldegrave is the managing director of Leith’s School of Food and Wine.