If a young person often stays away from school or drops out, it is not because he is shiftless, or lacks curiosity, or is dull; it is because the contingencies of reinforcement do not keep him at school. (pp. 470-471)
If a young person often stays away from school or drops out, it is not because he is shiftless, or lacks curiosity, or is dull; it is because the contingencies of reinforcement do not keep him at school. (pp. 470-471)