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You Must Eat Less Meat! Effects of Issue Importance on Reactance to Meat-Reduction Messages
Heather Barnes Truelove1, M Ryan Nugent1
1University of North Florida.
The Journal of Social Psychology
|June 28, 2026
Summary
Highlighting climate change importance can improve public acceptance of meat reduction messages. This approach reduces reactance and negative reactions to forceful calls for dietary change, supporting climate action.
Area of Science:
- Environmental Psychology
- Climate Change Communication
- Behavioral Science
Background:
- Meat consumption significantly contributes to greenhouse gas emissions.
- Understanding public response to meat reduction messages is crucial for climate action.
- Forceful messages may trigger reactance, hindering behavioral change.
Purpose of the Study:
- To investigate if emphasizing climate change importance mitigates negative effects of forceful meat reduction messages.
- To examine the role of psychological reactance in mediating message effectiveness.
- To assess impact on intentions, policy support, and perceived threat to freedom.
Main Methods:
- 502 U.S. residents participated in an experiment.
- Participants viewed meat reduction messages (forceful vs. nonforceful) with or without a climate change video.
- Measures included intentions, policy support, reactance, perceived threat to freedom, and issue importance.
Main Results:
- Without the climate video, forceful messages increased reactance, reducing intentions and policy support.
- The presence of the climate change video neutralized the negative indirect effects of forceful messages.
- Emphasizing climate change importance reduced psychological reactance and defensive processing.
Conclusions:
- Framing meat reduction within the context of climate change importance can enhance message effectiveness.
- This strategy mitigates reactance, promoting greater support for meat reduction policies and intentions.
- Climate change communication is a key factor in overcoming resistance to pro-environmental behaviors.
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