Dian Shepperson Mills Cert .Ed. BA Dip. ION MA is a Clinical Nutritionist and the director of The Endometriosis and Fertility Clinic at London's The Hale Clinic. She lectures at The Institute for Optimum Nutrition, is a Trustee of the Charity The SHE Trust (Simply Holistic Endometriosis), an advisor to the International Endometriosis Association and a member of the American Society for Reproductive Medicine and the European Society of Human Reproduction and Embryology. She has written many articles on endometriosis and fertility.