John A. Rush, Ph.D., N.D.,is a retired professor of anthropology and naturopathic doctor. He is the author of many books, including Spiritual Tattoo, The Twelve Gates, and The Mush...lihat lebih banyakJohn A. Rush, Ph.D., N.D.,is a retired professor of anthropology and naturopathic doctor. He is the author of many books, including Spiritual Tattoo, The Twelve Gates, and The Mushroom in Christian Art, as well as the editor of several books, including Entheogens and the Development of Culture. He lives in Orangevale, California.lihat lebih sedikit