Henry really liked to practice playing the guitar, but when his mother started rewarding him for doing so, he spent less time practicing. Henry's reduced interest in practicing MOST directly illustrates which of the following?

Question

Quizplus · Accepted Answer

The overjustification effect is the phenomenon where providing external rewards for a behavior that is already intrinsically rewarding can lead to a reduction in that behavior. In this case, Henry enjoyed playing the guitar for its own sake, but when his mother began rewarding him for it, the external reward became the focus and his intrinsic motivation decreased.

Henry Really Liked to Practice Playing the Guitar, but When