Caroline Robertson is an Ayurvedic consultant and naturopath. She cofounded the Ayurvedic Traditional Medicine Association with her husband, Rana Prasad, an Indian Ayurvedic physician. Combining her four years of Ayurvedic training in India with a pragmatic knowledge of Western natural therapies, Caroline practices, teaches, and writes on natural healing from her home in Sydney, Australia.

Antonia Beattie is a consultant, writer, and editor on a wide range of topics. She has explored many mainstream and alternative therapies.