Karen Inge is an accredited practicing dietitian and widely published author of several trade and academic texts on nutrition and sports medicine. Her decades-long career has included, amongst other things, advising Olympic athletes and preparing menus for international athletes competing at Olympic and Commonwealth events. She also regularly appears on lifestyle, current affairs, and news TV programs providing specialist nutrition comment in her home country of Australia.

Luisa Adam is a writer and researcher who has worked in academic and government publishing for over 25 years. The many subjects she has researched range from nutrition, cookery, and art through to meteorology, sport, and education. She has a particular interest in nutrition that dates back to her adolescence during which time she experienced a severe eating disorder. She credits healthy nutrition for having pried open the window to restoring her health. Luisa lives in Melbourne, Australia.