Three severely retarded persons displaying self-injury, stereotypy, or aggression were trained to emit a communicative response that solicited reinforcement. Results showed that consequence procedures were required in addition to reinforcement. Treating aberrant behavior through use of functional analysis to identify maintaining contingencies and…

Descriptive and functional analysis of the bizarre speech of an adult with moderate mental retardation found that bizarre speech appeared to function as an attention-producing behavior. Two different yet functionally equivalent treatments (noncontingent scheduled attention and social language skill development) were found to be effective in…

A brief training manual was developed to teach child-care workers to contingency contract with delinquent youths living in residential care facilities. Results from analogue training simulations and generalization tests indicated that workers became more proficient in contract negotiation and writing behaviors and were able to apply the skills.…