Many instructional arrangements seem "contrived", but there is nothing wrong with that. It is the teacher's function to contrive conditions under whi… - B. F. Skinner

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Many instructional arrangements seem "contrived", but there is nothing wrong with that. It is the teacher's function to contrive conditions under which students learn. Their relevance to a future usefulness need not be obvious. It is a difficult assignment. The conditions the teacher arranges must be powerful enough to compete with those under which the student tends to behave in distracting ways.