Traces the development of behaviorism and B.F. Skinner's application of the theory in raising his infant daughter in an environmentally controlled box, as well as in his early experiments with pigeons. Includes a visit by Skinner and his family to Twin Oaks, the rural Virginia commune that attempted to put the Walden Two philosophy into practice. Commune members describe their successes, failures, and modifications of Skinner's model, emphasizing their difficulties with sex roles and economic roles.