Observer Editor, Free
“Dancing with Polarities: The Human Being Between Nature and Technology”: Great Lakes Branch of the Anthroposophical Society in America.
Judith Erb, a local Waldorf science teacher who was raised on a North Dakota farm, discusses the ethics of using chemical-based fertilizers. 7:30 p.m., Rudolf Steiner House, 1923 Geddes Ave. Free, but donations welcome. email@example.com, 276–5294.