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Order Matters When Using Two-Sided Messages to Influence Morally Based Attitudes.

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PubMed
Summary
This summary is machine-generated.

Placing counterarguments at the end of a message, not the beginning, enhances its impact, especially for those with strong attitudes. This strategy improves source perception by making the communicator seem more thoughtful and sincere.

Keywords:
message ordermoral basisopennesssource perception

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Area of Science:

  • Social Psychology
  • Communication Studies
  • Persuasion Research

Background:

  • Traditional persuasion models often advocate for presenting only supportive arguments.
  • However, acknowledging opposing viewpoints (two-sided messages) can sometimes increase effectiveness.
  • The optimal structure for two-sided messages, particularly concerning attitude strength, remains underexplored.

Purpose of the Study:

  • To investigate the impact of undermining information placement in two-sided messages on persuasion.
  • To examine the role of source perception and motivation in this process.
  • To determine if message structure moderates the effectiveness of two-sided messages for individuals with strong attitudes.

Main Methods:

  • Four studies involving 1,548 participants were conducted.
  • Message order (undermining information first vs. last) in two-sided messages was manipulated.
  • Attitude strength, source perception (thoughtfulness, sincerity), and motivation to think were measured.
  • A preregistered experiment replicated key findings.

Main Results:

  • The effectiveness of two-sided messages over one-sided messages was enhanced when undermining information was placed at the end.
  • Placing counterarguments last led to more positive source perceptions (thoughtful, sincere), particularly for individuals with strong moral attitudes.
  • These effects were more pronounced when participants had higher motivation to think.

Conclusions:

  • Strategic placement of counterarguments in two-sided messages can significantly enhance persuasive impact.
  • Acknowledging opposing views last, rather than first, improves source credibility and effectiveness, especially for strong attitudes.
  • Understanding message structure is crucial for optimizing persuasion, contingent on audience characteristics and cognitive engagement.