of psychedelic substances, or who work with substance abuse, depression, anxiety, and PTSD; patients and practitioners of complementary and alternative medicine; ethnobotanists and ethnopharmacologists; lawyers, criminologists, and other specialists in international law working on matters related to drug policy and human rights, as well as scholars of religious studies, anthropologists, sociologists, and historians; social scientists concerned both with the history of science, medicine, and technology, and concepts of health, illness, and healing. It has a potentially large international audience, especially considering the increasing interest in ¿psychedelic science¿ and the growing spread of the use of traditional psychoactives in the West.