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Original broadcast date: October
8, 2001
Dr.
Bushman Addresses Your Questions
"The Impact
of Violent Television Programs and Movies"
Dr. Brad Bushman, Associate Professor, Psychology, Iowa State
University
VIEWER CHARACTERISTICS
1. Are males more affected by viewing violence than females.
Sex differences in media-related
aggression have changed over time, especially during the past
quarter century as female sex roles have changed in most industrialized
societies (see Bushman & Huesmann, 2001, for a review). An
examination of a few specific studies suggests that the effect
of TV violence on females' behaviors has only become apparent
during recent years as more aggressive female models have appeared
on TV and as it has become more socially acceptable for females
to behave aggressively. TV violence increases aggression in both
males and females as long as society treats them similarly and
as long as female aggressive models are shown on TV.
2. Are there studies of the
effects of violent TV programs on children 2 and under?
I know of no published
studies that have examined the effects of violent media on very
young children. In most studies, the youngest viewers are in
pre-school.
3. Does the media violence
affect any particular age group more than others?
TV violence is more likely
to increase aggression in younger viewers than in older viewers.
The figure below shows the relationship between violent media
and aggression for different age groups (based on data from Paik
& Comstock, 1994).
Effects of TV violence on anti-social behavior for viewers of
different ages.
There are several reasons why
younger children are especially susceptible to the effects of
violent media (see Bushman & Huesmann, 2001, for a review).
Younger children have a more difficult time distinguishing fantasy
from reality everything looks real to them. Young children
are more likely to imitate the unrealistic violence of cartoons
and fantasy shows than are older children, and they are less
likely to perceive crime shows, etc. as unrealistic. Children
who think that TV violence is realistic are more influenced by
it. Previous research has also shown that TV violence is more
likely to increase aggression when the violence is perceived
as justified than when it is perceived as unjustified. But younger
children have a more difficult time understanding such things
as portrayed motives for aggression. TV violence is also more
likely to increase aggression when viewers identify with the
aggressive character than when they don't identify with the aggressive
character. The age group most susceptible to the influence of
television role models is young children. Young children are
more likely to identify with violent TV characters and imitate
them than are older children or adults.
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MEDIA CHARACTERISTICS
4. Does violent music increase aggression?
There are very few studies
on this topic, but those that have been conducted suggest that
music and music videos with violent themes increase aggression
(e.g., Barongan, Hall, & Gordon, 1995; Waite, Hillbrand,
& Foster, 1992). Dr. Anderson, the second speaker in this
series, has done some research on music with violent lyrics.
5. What about reading violent
stories? How do these effects compare to viewing?
Reading violent materials (e.g., rape scenes in books, violent
comic books) also increase aggression.
6. How do violent news programs
influence aggression compared to other types of violence?
Violent news programs do increase aggression, although the
effect is slightly smaller than for other types of programming
(Paik & Comstock, 1994).
7. Does viewing aggressive
sports increase aggression?
Viewing aggressive sports
does increase aggression, and the effect is larger than for other
types of programming, such as action/adventure/crime programs
and news/public-affairs programs (Paik & Comstock, 1994).
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OTHER QUESTIONS
8. How strong is the effect of media violence on aggression compared
to other factors?
Of course violent media
isn't the only factor that increases societal violence. It is
not even the most important factor. There is no better predictor
of the chances that an adult will behave aggressively than whether
that adult was an aggressive child (e.g., Huesmann, Eron, Lefkowitz,
& Walder, 1984).
Statistically, violent media
explains about 10% of the variance in societal violence (Paik
& Comstock, 1994). Similarly, smoking cigarettes explains
about 10% of the variance in lung cancer (Wynder & Graham,
1950). Although 10% might seem very small, aggressive behavior
is complex and very difficult to predict.
9. Do violent TV programs
attract larger audiences than non-violent TV programs?
Historically, violent
TV programs have actually attracted smaller audiences than have
nonviolent programs (Hamilton, 1998). Although they don't attract
larger audiences, violent programs are valued by advertisers
for at least two other reasons (see Hamilton, 1998). First, violent
programs attract younger viewers. Viewers of violent programs
tend to be men aged 18-34, followed by women aged 18-34. This
age group of viewers is highly valuable to advertisers because
it takes more money, time, and effort to persuade older consumers
to switch brands or to try something new. Second, violent programs
are less expensive for advertisers to sponsor than are nonviolent
programs, in terms of cost per thousand viewers in the 18-49
year age range.
10. How do we contact sponsors
of violent programs? How effective would this be?
The Internet provides
a useful means of contacting companies. Many company web pages
contain a CONTACT US link that provides the address, phone number,
and e-mail address for the company.
According to the Parents Television
Council (PTC), this approach is effective. One of the Frequently
Asked Questions on the PTC web page is: Do my letters and
phone calls to corporations make a difference? Here is their
answer: "Yes! The PTC has seen corporations stop advertising
on offensive programming, and has effected changes in some of
the worst programming, primarily because of the phone calls,
e-mails, and letters of our members. Keep up the good work. Corporations
do listen to you, and the networks listen to the corporations
they depend on for advertising dollars. The networks produce
programming primarily with a view to what will bring in the most
ad dollars. So, please contact those corporations we list as
sponsors of offensive programming and let them know of your dissatisfaction
with their advertising practices" http://www.parentstv.org/about/faq/faq.asp
11. Do other countries air
as much violence in TV and movies as does America?
Very few studies have
systematically compared the content of television across different
countries. One study (Sutil et al., 1995) compared various types
of TV violence in Japan, Spain, and the USA. Japanese television
depicted fewer scenes of physical or fatal injuries than did
Spanish or American television.
Research has shown that TV violence
is linked to aggression in other countries. For example, one
study (Huesmann & Eron, 1986) found that exposure to TV violence
at ages 6 or 8 predicted aggression 2 years later among many
boys and girls in the United States, Finland, Poland, and Israel.
It is also important to note
that the USA exports TV programs and films to many other countries.
12. Violent TV programs increase
aggression. Can some TV programs have the opposite effect?
Research has shown that
some nonviolent TV programs such as Lassie, Mr. Roger's Neighborhood,
and Sesame Street can increase pro-social behaviors such as helping
and cooperation (e.g., Poulos, Rubinstein, & Liebert, 1975).
13. If violent TV programs
increase aggressive behavior, what about violent video games?
Dr. Anderson, the second
speaker in this series, will address this question.
14. Is there a correlation
between Super Bowl Sunday and domestic abuse?
At least one published
study has shown that there might be a correlation (Sachs &
Chu, 2000). However, much more research is needed on this topic.
15. How was violence defined in the National Television Violence
Study?
The definition of violence used in the National Television
Violence Study emphasizes three elements: (a) intention to harm,
(b) the physical nature of the harm, and (c) the involvement
of animate beings. Here is the actual definition: "Violence
is defined as any overt depiction of a credible threat of physical
force or the actual use of such force intended to physically
harm an animate being or group of beings. Violence also includes
certain depictions of physically harmful consequences against
an animate being or group that occur as a result of unseen violent
means. Thus, there are three primary types of violent depictions:
credible threats, behavioral acts and harmful consequences. This
definition insures that depictions classified as violent represent
actual physical aggression directed against living beings. Such
physical action lies at the heart of any conception of violence,
and limiting our definition to this type of portrayal (as opposed
to including, for example, verbal aggression that might intimidate)
renders it a conservative measure of violence on television"
(National Television Violence Study, 1996, p. I-36).
16. Do any studies show that
viewing violence decreases aggression?
Some studies do show
that viewing violence decreases aggression, but many more studies
show that viewing violence increases aggression. Aggression is
a random variable, not a fixed variable. Even something as simple
as flipping a coin is a random variable. For example, think about
repeatedly flipping a coin 10 times. On average, you should get
5 heads, but this will not happen every single time (e.g., you
might get 4 heads). The same study run repeatedly will also yield
some different results. The average from the studies is the best
guess of what the overall "true" effect size is. The
average effect size from hundreds of studies on violent media
and aggression is positive, even though a few studies have negative
findings
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REFERENCES
Barongan, C., & Hall,
G. C. N. (1995) The influence of misogynous rap music on sexual
aggression against women. Psychology of Women Quarterly, 19,
195-207.
Bushman, B. J., & Huesmann,
L. R. (2001). Effects of televised violence on aggression. In
D. G. Singer & J. L. Singer (Eds.), Handbook of children
and the media (Ch. 11, pp. 223-254). Thousand Oaks, CA: Sage.
Hamilton, J. T. (1998). Channeling
violence: The economic market for violent television programming.
Princeton, NJ: Princeton University Press.
Huesmann, L. R., & Eron,
L. (1986). Television and the aggressive child: A cross-national
comparison. Hillsdale, NJ: Erlbaum.
Huesmann, L. R., Eron, L. D.,
Lefkowitz, M. M., & Walder, L. O. (1984). The stability of
aggression over time and generations. Developmental Psychology,
20, 1120-1134.
National Television Violence
Study (1996). National television violence study (Vol. 1). Thousand
Oaks, CA: Sage.
Paik, H., & Comstock, G.
(1994). The effects of television violence on antisocial behavior:
A meta-analysis. Communication Research, 21, 516-546.
Poulos, R. W, Rubinstein, E.
A., Liebert, R. M. (1975) Positive social learning. Journal of
Communication, 25, 90-97.
Sachs, C. J., Chu, L. D. (2000).
The association between professional football games and domestic
violence in Los Angeles county. Journal of Interpersonal Violence,
15, 1192-1201.
Sutil, C. R., Esteban, J. L.,
Takeuchi, M., Clausen, T. et al. (1995). Televised violence:
A Japanese, Spanish, and American comparison. Psychological Reports,
77(3, Pt 1), 995-1000.
Waite, B. M, Hillbrand, M., &
Foster, H. G (1992). Reduction of aggressive behavior after removal
of Music Television. Hospital and Community Psychiatry, 43, 173-175.
Wynder, E. L., & Graham,
E. A. (1950). Tobacco smoking as a possible etiological factor
in bronchiogenic carcinoma. Journal of the American Medical Association,
143, 329-336. |