1. Psychologists talk about " sleeper effects , " about trouble forming relationships and trouble with self-esteem. 2. This is known as the " sleeper effect ". 3. He collaborated with Carl Hovland on his studies of attitude change, including the sleeper effect . 4. Furthermore, the sleeper effect did not occur when any of the four requirements were not met. 5. The two found a way to measure the " sleeper effect " that makes attack advertising so devastating. 6. A weakened association between the cue and the message may be sufficient for the sleeper effect to occur. 7. Experimental studies conducted did, in fact, provide evidence for the sleeper effect occurring under such theoretically relevant conditions. 8. To this extent, factors that facilitate retention of the message content should create settings conducive to the sleeper effect . 9. They argued that the conditions under which the sleeper effect is more likely to occur were not emphasized by the dissociation hypothesis. 10. Hovland and his colleagues introduced a program of research to study how recall of the message and the source persuaded the sleeper effect .
