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Social Influence in Psychology Overview

May 11, 2025

Psychology Revision Lecture: Social Influence

Introduction

  • Daily Patreon live streams until Paper 2 and before Paper 3.
  • Total of 20 hours planned.
  • Available to all sign-ups level and up.
  • Preparation: Download 2022 AS and A-Level papers from AQA's website.
  • Related Resources:
    • Social influence videos
    • Psych Boost app for active knowledge testing.
    • Patreon for tutorial support videos and printable resources.

Types of Conformity

Compliance

  • Superficial, temporary behavior change.
  • Driven by the need to fit in and avoid rejection (NSI).

Identification

  • Behavior and values change only in group presence.
  • Membership valued.

Internalization

  • Permanent change; personal opinions align with group (ISI).

Explanations for Conformity

Normative Social Influence (NSI)

  • Desire to be liked; superficial change.

Informational Social Influence (ISI)

  • Desire to be correct; permanent change.

Key Studies on Conformity

Asch (1951) Line Judgment Task

Methodology

  • Groups of 8-10 males; 1 real participant, others confederates.
  • Publicly identify matching lines; 12 critical trials.

Results

  • 32% conformity rate; 75% conformed at least once.

Variations

  • Group Size: 3% (1 confederate), 13.3% (2), 33% (3).
  • Unanimity: Conformity drops to 5.5% with one correct confederate.
  • Task Difficulty: Increased ambiguity leads to higher ISI-driven conformity.

Evaluations

  • Supports NSI and ISI.
  • High internal validity but lacks mundane realism.

Social Roles: Zimbardo's Stanford Prison Experiment

Method

  • Simulated prison with volunteer students.
  • Random assignment to guard/prisoner roles.

Findings

  • Rapid adaptation to roles.
  • Stress and abusive behavior emerged.

Evaluations

  • Insightful on the power of social roles.
  • Criticized for ethical issues and potential experimenter bias.

Obedience: Milgram's Studies

Concept

  • Agentic state and legitimacy of authority influence obedience.

Experiment

  • 40 males; role-play with shocks for incorrect answers.
  • 100% obedience to 300 volts, 65% to 450 volts.

Variations

  • Proximity affects obedience.
  • Location influences legitimacy.

Evaluations

  • Supports agentic state theory.
  • Criticized for ecological validity and ethical concerns.

Authoritarian Personality

  • Stemmed from Adorno's research on obedience in WWII.
  • F-scale to measure authoritarian traits.

Resistance to Social Influence

Social Support

  • Non-conformity increases with disobedient models.

Locus of Control

  • Internal locus of control linked to less conformity.

Minority Influence and Social Change

Strategies

  • Consistency, commitment, flexibility crucial for changing majority views.
  • The Snowball Effect: gradual acceptance.

Case Studies

  • Civil Rights Movement: Use of non-violent protests and commitment.
  • LGBTQ+ rights movement: Strategic compromises leading to major legal changes.

Conclusion

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