To facilitate the use of operant audiometry with low functioning children (psychotic, severely retarded, or multiply handicapped), a procedures manual was developed containing definitions of terms, instructions for determining reinforcers, physical facilities and equipment needs, diagrams, component lists, and technical descriptions. Development…

The report describes a 3-year project which utilized the techniques of experimental psychology and the principles of operant conditioning to gain in the understanding and treatment of autistic and schizophrenic children. Included are discussions of the autistic child, the project itself, arbitrary and natural reinforcement, the setting and…