Where verbal deficits exist in children, one method of exceptional promise uses operant conditioning techniques to establish and modify verbal behavior. Modifications and extensions take place as the function of direct interaction between an experimenter and the child. Assuming that ideal teachers for such children, given the availability of…

Papers on visually handicapped and mentally retarded children presented are the following: the challenge of the problem; programming; developmental learning; psychotherapeutic learning; operant conditioning; design of institutional facilities; care and management in institutional settings, schools, and state homes; and definitions of medical terms…