Thomas Singer, MD, is a psychiatrist and Jungian psychoanalyst who trained at Yale Medical School, Dartmouth Medical School, and the C. G. Jung Institute of San Francisco. He is the author of many books and articles that include a series of books on cultural complexes that have focused on Australia, Latin America, Europe, the United States, and Far East Asian countries, in addition to another series of books featuring Ancient Greece, Modern Psyche. He serves on the board of ARAS (Archive for Research into Archetypal Symbolism) and has served as co-editor of ARAS Connections for many years. Jörg Rasche, MD, is a child psychiatrist and Jungian analyst, working in private practice in Berlin. He served for many years as president of the German Jungian Association (DGAP) and was vice-president of IAAP and president of the German Association for Sandplay Therapy (DGST). Also a trained musician, he has published many papers and some books on mythology, music, sandplay therapy, and analytical psychology, as well as serving on the board of various Jungian journals.