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Civilized societies generally prevent the direct expression of violent instincts (e.g., rape, murder).
Punishment by law exists for these behaviors.
These barriers are internalized via conditioning; innate factors may also contribute.
Animals demonstrate symbolic behavior in conflict (e.g., lions and gorillas rarely kill each other).
Humans engage in ritualized violence (like war) but have an aversion to taking human life.
Weakening these barriers is possible through desensitization methods.

Desensitization involves reducing the emotional reaction to violent or sexual imagery.
This can be achieved through indirect exposure, e.g., films, TV shows, literature.
Viewing acts of violence in a relaxed setting diminishes emotional unrest.
Conditioned responses to media portrayals may lead to a decrease in negative emotions over time.

Studies indicate that repeated exposure to violence in media can reduce emotional arousal:
- Skin conductance responses were monitored, revealing diminished reactions over time when viewing violent content.
- Lazarus et al. (1962): Boys showed reduced emotional responses to gory scenes in films, indicating desensitization.
- Berger (1962): Emotional responses during electric shock scenes showed lesser peaks in desensitized individuals.
- Averill et al. (1972): A study on industrial accidents found reduced emotional response with repeated exposure to the same scene.

Viewer settings (e.g., cinema, home) contribute to emotional arousal levels.
Individual choice in media consumption allows viewers to manage their exposure to distressing content.
High exposure to violent media reduces physiological responses to violence.
- Cline et al. (1973): Boys with higher TV exposure showed lower galvanic skin responses during violent scenes compared to low exposure peers.

There is concern that desensitization leads to increased acceptance of violence:
- Reduced anxiety may predispose individuals to aggressive behaviors.
- Repeated exposure can normalize violent behaviors and increase tolerance.
Studies have linked increased exposure to violence to reduced awareness of real-life aggression (Drabman and Thomas, 1974).
- Violent media may lead children to react less emotionally to real violence.
- Videotape studies showed desensitized children took longer to intervene in aggression scenarios.

Various studies support the notion that constant media exposure leads to desensitization:
- Rabinovitch et al. (1972): Children exposed to violent shows were less likely to notice violent images presented quickly.
- Drabman and Thomas (1974): Children viewing violent films responded slower to witnessing real aggression.
- Thomas and Drabman (1975): Children showed slower response times after watching violent detective dramas.
- According to the trend, those accustomed to media violence were less likely to respond to real-life aggression.

The effects of desensitization to violence warrant attention as they can lead to normalization of aggressive behaviors in society.
Continued exposure affects emotional responses and can undermine individuals' sensitivity to violence.