Floyd: Communication Matters, 3e IM–17 | 7
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vice president Richard M. Nixon for the first televised political
debate between presidential candidates.
i. Those who listened to the presidential debate on the radio—
lacking the visual information—reported that Nixon had won
the debate by a small margin.
ii. Those who watched it on television considered Kennedy to be
the clear winner.
iii. Beginning with that debate, the political process became
accessible to average citizens in an unprecedented way.
d. The mass media also provide a platform for political advertising,
which consists of media messages designed to influence people’s
political decisions.
i. Many political ads promote candidates for political office by
touting their ideas, qualifications, and morals.
3. Media messages affect health and wellness.
a. Many media messages have an influence, whether positive or
negative, on people’s health and well-being.
b. One way media messages can affect people is by persuading them
to adopt healthy behaviors.
i. Health campaigns are coordinated media messages that
c. George Gerbner, who was a leading researcher on media
d. Media-depicted violence can have at least two detrimental effects
on public health:
i. According to desensitization theory, people’s acceptance of
real-life violence grows as they see more violence reflected in
the media, and the desensitization effect is stronger for
e. According to catalytic theory, watching violence in the media can
encourage real-life violence, but only if other influences are also
present.
f. Studies indicate that people are particularly influenced by media-
depicted violence under the following conditions:
i. The violence is rewarded rather than punished.