This study asked whether the concurrent reinforcement of behavioral variability facilitates learning to emit a difficult target response. Sixty students repeatedly pressed sequences of keys, with an originally infrequently occurring target sequence consistently being followed by positive feedback. Three conditions differed in the feedback given to…

The results of a group of studies, the objective of which was to clarify the conditions that account for the effectiveness of verbal approbation, are reported. Among the most significant findings were: (1) that the reinforcement properties of verbal approval are susceptible to distortion, misinterpretation or enhancement and must be applied in a…

Designed for both parents and teachers, the handbook presents methods for educating the moderately and severely retarded child. Those methods include measuring progress, rewarding and punishing, ways of using rewards and punishers, ways of giving positive reinforcers and punishers, withholding reinforcers (extinction), letting the child reward…

A program for modifying classroom behavior of emotionally disturbed and other children (in grades 3 through 7) based on modeling is described, and specific behaviors and evaluation items for the program are provided along with their rationale. Research is reviewed in Part I and topics are covered, such as: the three effects of modeling…

WORKING FROM A POPULATION OF SEVERELY AND PROFOUNDLY RETARDED RESIDENTIAL SCHOOL PATIENTS, AN ATTEMPT WAS MADE TO DEVISE AN EXPERIMENTAL PROGRAM FOR TRAINING SUBJECTS ON SELECTED WORKSHOP TASKS. TASK ANALYSIS WAS EMPLOYED TO DESCRIBE THE RESPECTIVE VOCATIONAL ENVIRONMENTS AND TO SPECIFY BEHAVIORAL REQUIREMENTS. TRAINING PROGRAMS BASED UPON THE…