“…These observations raised his expectations and turned his attention to the design of services and systems that could produce meaningful developmental growth. Shifting titles in his bibliography mark the turn from a 1963 paper A Study of the Oral Vocabularies of Severely Subnormal Patients (Wolfensberger et al, 1963) to Some Observations on European Programs for the Mentally Retarded (Wolfensberger, 1964).…”