Berkson is a scholar at a world-renowned science driven think tank at Tulane and Xavier Universities. This is her 4th book on hormones. She is an educator, practitioner, certified nutritionist, has a master's in nutrition-formulated the 1st line of women's natural hormonal alternative products for doctors to prescribe in their practices; a woman's health advocate especially for breast cancer-and has been studying, writing, connecting-the-dots, on hormones and nutrition for 30 years. She had her own nutrition talk show in the San Francisco Bay Area, has lectured for Physicians' for Social Responsibility, and has trained physicians all over the world in the metabolism of estrogen and how to use nutrition to keep hormones safe. She is known for meticulous research combined with a gentle entertaining style.