This article reviews 49 studies describing the use of differential reinforcement procedures to reduce maladaptive responding of persons with severe or profound mental retardation. Reviewed were the differential reinforcement of (1) alternative behavior; (2) low rates of responding; (3) other behavior; and (4) incompatible behavior. Findings were…

This study examined effect of initial differential reinforcement of other behavior (DRO) intervals on disruptive behavior of nine students with moderate disabilities. Results indicate initial DRO value equal to the mean number of intervals between responses in baseline was much more effective than a value twice that size. (Author/PB)