It was first studied in When Prophecy Fails, which documented the results of the world's failing to end on the members of a doomsday cult and was written by Festinger.
The post-decision type of this explained students' favorable attitudes toward appliances they chose to buy. In one experiment involving this concept, subjects were paid either $20 or $1 after being told to lie about liking a dull task. It was found that the latter group reported having enjoyed it more, because they were otherwise unable to justify having lied. It was first studied in When Prophecy Fails, which documented the results of the world's failing to end on the members of a doomsday cult and was written by Festinger. For 10 points, name this psychological concept involving the conflict between contradictory beliefs.
The post-decision type of this explained students' favorable attitudes toward appliances they chose to buy.
{cognitive dissonance}