This course may be repeated for credit as topics change. Topic for Fall 2021: Entheogens and Human Consciousness. Examines the role of entheogens (psychoactive substances used for religious purposes) in the evolution of humankind's attempt to define the metaphysical context of reality, from prehistoric rock paintings, through the major religions of the Greco-Roman world, to secret societies and the ecclesiastical elite of medieval and Renaissance Europe, as reflected in mythology, folkloric motifs, and works of art. All texts in translation. Effective Fall 2019, this course fulfills a single unit in the following BU Hub areas: Aesthetic Exploration, Writing- Intensive Course, Research and Information Literacy.