Post-learning sleep is beneficial for human memory. However, it may be that not all memories benefit equally from sleep. Here, we manipulated a spatial learning task using monetary reward and performance feedback, asking whether enhancing the salience of the task would augment overnight memory consolidation and alter its incorporation into…

In order to clarify the conditions under which material rewards have a detrimental effect upon children's later interest in the rewarded task, the effect of a reward for drawing was measured with 24 preschool children ranging in age from 34 to 40 months. The children were grouped as high or low in initial interest on the basis of observation of…