Suzannah Olivier is a leading nutritionist and the author of many health books. She writes regularly for the national press and magazines, and also runs her own health and nutrition website. Suzannah's published works include The Breast Cancer Prevention and Recovery Diet (Penguin); and Maximising Energy: You Are What You Eat (Simon & Schuster). Joanna Farrow works freelance, contributing articles to various magazines and writing a selection of cookbooks on subjects ranging from fish and shellfish to children's cookery, cakes and chocolate. Her published works include Good Fast Family Food, and 30-Minute Vegetarian (both by Hamlyn), and Ice-Creams and Iced Desserts, Take Four: Fabulous Easy Recipes With Only Four Ingredients, and Great Cookies for Kids (all by Lorenz Books).