This paper reviews the functional properties and procedural variations of differential reinforcement for the reduction of behavior disorders in individuals with developmental disabilities. The paper proposes that limited success may be a result of the arbitrary relationship that exists between reinforcers and target behaviors when behavioral…

This review discusses the history of noncontingent reinforcement (NCR) and summaries findings from treatment research. It describes the use of NCR as a control procedure, NCR as a function-based treatment, considerations in the programming of NCR schedules, behavior-change mechanisms underlying NCR effects, and directions for future research.…

Reviews studies related to physical exercise with people with severe and profound developmental disabilities and comments on the main findings and on the practicality and acceptability of physical exercise. The use of technical instruments combined with reinforcing events to ensure mild physical exercise is discussed. (Author/CR)

This review focuses on correspondence training procedures, in which a subject makes statements about intended positive behavior and the statements are reinforced. The paper examines early research, generalization, maintenance, application to mentally retarded individuals, and the concept of self-control. (Author/JDD)