Michael Moore wrote numerous classic works on the herbal plants of the West and Southwest, including Medicinal Plants of the Mountain West, Medicinal Plants of the Desert and Canyon West , and Medicinal Plants of the Pacific West , as well as a host of clinical herb manuals. He was the founder and director of Southwest School of Botanical Medicine, in Bisbee, Arizona, where he worked as a writer, researcher, therapist, and teacher for professional herbalists.