The study showed that the experimental subjects made more correct responses, rated sessions positively, manifested a greater number of desired study behaviors, and increased their rate of responding and study behaviors, than the control subjects. (Author/BP)

Investigated with a 26-year-old male graduate student were the immediate and long-term effects of social reinforcement and feedback on the incidence of stuttering. The S's speech dysfluencies were recorded under baseline and intervention conditions in three settings: two classes the S taught and a weekly hour-long conversation period with peers.…