Susun is one of America's best-known authorities on herbal medicine and natural approaches to women's health, and has garnered an international reputation for her groundbreaking lectures, teachings, and writings on health and nutrition. Her four best-selling books are recommended by expert herbalists and well-known physicians and are used and cherished by millions of women around the world. Susun lectures world-wide as the voice of the Wise Woman tradition, personally supervises 400+ correspondence students, is editor-in-chief of Ash Tree Publishing, and directs the activities of the Wise Woman Center, where she trains apprentices in the shamanic arts, and plays with the fairies.

She is a contributor to the Routledge International Encyclopedia of Women's Studies, peer-reviewed journals, and popular magazines, including a regular column in Sagewoman.

Her worldwide teaching schedule encompasses herbal medicine, ethnobotany, pharmacognosy, psychology of healing, ecoherbalism, nutrition, and women's health issues and her venues include medical schools, hospital wellness centers, breast cancer centers, midwifery schools, naturopathic colleges, and shamanic training centers, as well as many conferences.

Susun appears on many television and radio shows, including National Public Radio and NBC News.