Social Psychology, Persuasion, and Behavior Change
Social Processes in Applied Settings
Why Social Psychology Scales
Many applied problems involve behavior that is socially embedded: health adherence, prejudice reduction, teamwork, compliance, and collective action. Effective interventions therefore target norms, identity, and interpersonal influence, not only individual beliefs.
Behavior Change Targets
Two Routes to Persuasion
Central processing
- Relies on careful attention to arguments
- More durable when motivation and ability are high
- Produces more stable attitude change
Peripheral processing
- Relies on cues like source prestige or emotion
- Useful when attention is limited
- May produce weaker long-term change
Intervention Design
Interventions are strongest when they align the message, messenger, channel, and context. A message that is persuasive in one culture or institution can fail in another because its social meaning changes.
Which variable is most directly related to perceived social pressure?
Subjective norms capture perceived expectations from others.
Correct answer: Subjective norm
Why may a persuasive message fail across settings even if it is strong in one context?
Applied persuasion is context-dependent, not purely message-dependent.
Correct answer: Because social meaning, norms, and messenger credibility can differ across contexts.
Designing a Behavior Change Campaign
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Step 1: Specify the target behavior precisely.
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Step 2: Identify barriers, norms, and motivations.
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Step 3: Select mechanisms of change.
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Step 4: Match message and delivery to audience and context.
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Step 5: Evaluate uptake, maintenance, and unintended effects.
A campaign relying mainly on expert credentials and emotional appeal is most likely using:
Source cues and emotion are hallmark peripheral cues.
Correct answer: Peripheral route persuasion