A 10-year-old boy with inappropriate social behavior was placed in a program of positive reinforcement and response cost. The boy earned plastic coins for good behavior and lost coins for inappropriate behavior. Rewards for given levels of earnings included extra recess time and field trips. Inappropriate behaviors decreased from a mean of 6.8…

A contract and point system were used to decrease the pilfering behavior of an 11-year-old boy. Under the contract system, the boy kept a daily record of his progress and earned points toward a trip to the planetarium. After introduction of the contract the pilfering dropped from at least two times a week to none at all. (LS)

Demonstrated with 4 severely language deficient boys (7- to 11-years-old) was the feasibility of using operant principles in language therapy with a small group of behaviorally disturbed children to develop an imitative verbal repertoire. (LS)