Rosemary Gladstar has been practicing, living, learning, teaching, and writing about herbs for over 50 years. Considered a star figure in the modern herbal movement and often referred to as the "godmother of American herbalism", Rosemary is the author of twelve books including Rosemary Gladstar's Medicinal Herbs: A Beginners Guide, Herbs for Children’s Health, Rosemary Gladstar’s Herbal Recipes for Vibrant Health, Herbal Healing for Women, and Herbal Healing for Men. She is the co-founder and former director of both The International Herb Symposium and The New England Women’s Herbal Conference, the Founding President of United Plant Savers, and the co-founder and original formulator of Traditional Medicinal Tea Company.

She is also the author and teacher of the popular home study course, The Science and Art of Herbalism, which continues to inspire and teach many thousands of students around the world. In 2018 Rosemary was awarded an Honorary Doctorate for her life’s work from the National University of Naturopathic Medicine. She recently moved from her home at Sage Mountain ~ an herbal retreat center and botanical sanctuary where she lived for 30 years ~ to a smaller haven where she plans to write more, tend to her new gardens, and spend more time with the plants.