To determine whether preservice teachers would demonstrate a significant change in level of teacher enthusiasm after participating in a training intervention on teacher enthusiasm, and whether these same preservice teachers could maintain the increased level of teacher enthusiasm three weeks after termination of training, twenty preservice…

Three nonprofessionals, including those with limited education and advanced age, received training to become effective behavior modification agents (therapists). Each was then individually observed and videotaped in his work with a retarded child. Therapists' performances were not adequate for effecting the desired changes in the childrens'…