The Wizard of Oz (2011 musical) Winkies are thrilled to be free of the wicked witch ("Hail – Hail! The Witch is Dead"). Dorothy and her friends return with the broomstick to see the Wizard. Toto reveals that the Wizard's fearsome visage is an illusion; he is just an ordinary man. Still, he gives the Scarecrow, Tin Man and Lion tokens of the brains, heart and courage that they already had inside of them. He tells Dorothy that he himself will take her to Kansas in his hot air balloon, appointing the Scarecrow as prime minister of Oz, with the Tin Man and Lion as other
Wizard of Oz experiment Louisiana, United States). CSC ’85. ACM Press, New York, USA, 292-297. Good, M. D., Whiteside, J. A., Wixon, D. R., and Jones, S. J. 1984. Building a user-derived interface. Commun. ACM 27, 10 (Oct. 1984), 1032-1043. Several dozen references here. Wizard of Oz experiment In the field of human–computer interaction, a Wizard of Oz experiment is a research experiment in which subjects interact with a computer system that subjects believe to be autonomous, but which is actually being operated or partially operated by an unseen human being. The phrase "Wizard of Oz" (originally "OZ Paradigm") has come into common usage