HANS-JOACHIM MATTKE taught German literature, art history, architecture, and drama in the high school of the Stuttgart Waldorf School and in the teacher training. He directed numerous theater productions. He lectures on education, literature, drama, and art history. He is a consultant in Waldorf schools throughout the US and helped found new high schools. He has written widely on educational issues and edited, among others, Steiner’s Education for Adolescents. He was a member of the group of editors of “Erziehungskunst” (“Art of education”) for many years. He has been connected to the Rudolf Steiner Institute since 1982.