It is suggested that most of the things people learn are not taught; they are learned by induction. Learning and teaching theories are analyzed with a focus on the induction theory and its implications. The symbol processing carried out by computers is used as a point for comparison. (JMD)

A computerized symbol processor system using an Apple IIe computer and a Power Pad graphics tablet was tested with 22 nonspeaking, multiply disabled students. The students were taught to express themselves independently in writing, and they did significantly better than control students on measures of language comprehension and symbol recognition.…