This article reviews general classes of variables which help to maintain aberrant behavior including attention seeking, sensory and perceptual consequences, and access to materials or activities. Suggestions for a methodology providing a comprehensive functional analysis are offered which include descriptive analysis, hypothesis forming,…

A study compared the effectiveness of two extinction interventions, extinction by omission and noncontingent delivery of reinforcement, to treat aggressive behavior with a 10-year-old boy. Analysis revealed that aggression was maintained by positive reinforcement in the form of attention. Noncontingent reinforcement of attention produced a more…

Analog baselines are an experimental methodology for identifying the functions of maladaptive behavior of individuals with developmental disabilities in naturally occurring environments. This article identifies potential limitations of this methodology, including: fidelity of baseline design conditions, a narrow analysis of behavior, and limited…

A case study of a 25-year-old man with moderate mental retardation who engaged in self-injurious behavior included a functional analysis to determine the effects of the presence and absence of respite care. Results demonstrated a relationship between the presence of self-injury and the occurrence of respite care the previous evening. Altering the…

A function-based behavioral treatment package was developed for an 18-year-old male with mild mental retardation in a specialized inpatient unit for treatment of severe destructive behaviors associated with school refusal behavior. Treatment goals were achieved relatively quickly and follow-up data indicated treatment effects were durable.…