Pip Waller is a medical herbalist and plant spirit practitioner. She has taught at the Academy of Natural Health in London and was a clinical supervisor for the UK-based National Institute of Medical Herbalists Training Clinic. She is the author of Holistic Anatomy – An Integrative Guide to the Human Body (North Atlantic Books, 2011) and The Domestic Alchemist (Leaping Hare Press and North Atlantic Books) and lives in North Wales.