Contingency contracting has been demonstrated to be an effective procedure for achieving weight loss. A problem with this type of contract is that the S may have to permanently forfeit an item for a failure to lose weight when in fact his/her eating behavior has been appropriate. The following procedure was developed to overcome this problem. A…

Underweight subjects were assigned to either a self-reinforcement condition, a self-punishment condition, or to a discussion/reflection control condition. The subjects received one treatment session per week over a five-week period. After treatment, the self-reinforcement groups gained significantly more pounds (kilograms) than either of the other…

Some of the unique characteristics of the drug abuse field which distinguish it from the other varieties of substance abuse and research methodologies for studying determinants of drug self-administration behavior which have been developed in response to these characteristics were investigated. Data suggest that residential drug…

Response-cost refers to a procedure whereby a positive reinforcer is lost or some penalty is invoked following a specific misbehavior. In an alternate procedure called Differential Reinforcement of Other Responses (DRO), a reinforcing stimulus is delivered when a particular response is not emitted for a specific interval of time. This study…

This study reports a successful classroom intervention program which was designed to curb encopresis. It used positive consequences in combination with negative consequences, rather than negative consequences alone. Also it utilized a reversal strategy to evalulate the efficacy of the treatment variables. (Author)

Commitment is a self-control technique to induce weight loss. Tow targets of commitment contingencies, completion of the study and behavior change, were examined among 42 female and 3 male subjects who made a monetary deposit to enroll in the 10-week program. The treatment consisted of self-monitoring of eating and exercise behavior. Subjects were…

The effects of two interdependent group contingencies, group-average and group-individual, on math performance and verbal interaction were investigated. In a group-average contingency the average performance of the members of the group must meet a set criterion level. In a group-individual contingency each member of the group must meet a set…