Positive Mood Induction Effects of Television Programs on Political
Messages
Student researchers
Nokon Heo (PhD Student)
Faculty Supervisor
Dr. S. Shyam Sundar
Introduction
This study explored the impact of television program-induced mood as
a mediating variable of attitude change in response to negative political
advertisements. Research and theory show that relative to people in a
neutral mood, people experiencing a positive mood are likely to show a
reduction in systematic processing of complex information and a greater
tendency to rely on rapid, and less effortful judgement of heuristics
in persuasive communications. Likewise, when faced with a decision, they
tend to simplify their cognitive task, choosing quick and easy strategies
and relying more on intuitive and heuristic solutions (such as the presence
of color in commercials) than on effortful algorithms.
Hypotheses
H1: Participants in a positive mood, compared to those in a neutral mood,
will show lesser recall of message-relevant information.
H2: Participants who saw the black-and-white version of the political
advertisement will evaluate the targeted candidate more negatively than
participants who saw the color version of the same advertisement.
H3: The persuasive impact of the presence of black-and-white on viewers'
attitudes toward the targeted candidate will be significantly greater
for participants in a positive mood than for those in a neutral mood.
Method
Fifty-six participants in a fully-crossed 2 (positive vs. neutral) by
2 (black-and-white vs. color) factorial between-participants experiment,
were randomly assigned to either a positive or neutral mood condition.
Participants in the positive condition saw a 13-min videotaped performance
of a talk-show host (Jay Leno) on a network television program.

Participants in the positive condition saw a 13-min videotaped performance
of a talk-show host (Jay Leno) on a network television program.

At the end of the second commercial break, participants in both conditions
viewed the political advertisement. Half of the participants in each of
the two mood conditions saw a negative political commercial in black-and-white.

while the rest saw the same commercial in color.
At the end of the videotape, participants completed a questionnaire to
measure memory performance, subjects' attitudes toward the candidates,
and demographics.
Results
H1: Supported. Participants in positive mood remembered significantly
lesser message-relevant material than their neutral counterparts.
H2 : Supported. Participants who saw the black-and-white advertisement
thought that the targeted candidate was less credible than did participants
who saw the color advertisement.
H3 : Partially supported. The results showed an interaction effect between
color and mood state, indicating that participants in the positive mood
were less likely (than participants in the neutral mood) to perceive the
targeted candidate as credible after watching himin black-and-white.
Conclusions
In summary, the findings indicate that television program-induced mood
states seem to influence the way viewers process televised commercials
embedded in programs. Viewers in a positive mood seem to process the messages
peripherally and rely on heuristic cues in their evaluations of political
figures. It can also be concluded that the effectiveness of negative political
advertisements, especially using various peripheral cues, can be most
effective when followed by positively toned television programs.
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