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Social Influence - Conformity and Obedience

What is Social Influence?#

Social influence refers to how our thoughts, feelings, and behaviours are affected by others. It’s a fundamental aspect of human social life, affecting everything from what we wear to how we vote.

Types of Social Influence#

TypeExplanationExample
ConformityChanging behaviour/beliefs to fit in with a groupWearing same fashion as friends
ObedienceFollowing direct orders from an authority figureSoldier following commands
CompliancePublicly agreeing with group but privately disagreeingLaughing at joke you don’t find funny

Conformity#

Conformity = a change in behaviour or belief as a result of real or imagined group pressure.

Types of Conformity#

1. Compliance (Kelman, 1958)#

  • Publicly conforming but privately disagreeing
  • Shallow, temporary change
  • Superficial compliance to avoid rejection/gain approval
Outside: "I agree with you!" (publicly)
Inside: "Actually, I think you're wrong" (private)

Example: Laughing at boss’s bad joke because you want to be liked

2. Identification (Kelman, 1958)#

  • Publicly and privately changing to be like group
  • Temporary - lasts while member of group
  • Wanting to belong to group

Example: Supporting a football team because all your friends do

3. Internalisation (Kelman, 1958)#

  • Deep, permanent change
  • Public and private beliefs both change
  • Accepts group’s views as own genuine belief
Outside: "I agree with you!" (publicly)
Inside: "You're right, I've changed my mind" (private - genuine)

Example: Converting to a religion after studying it deeply

TIP

Think of it as: Compliance (fake it), Identification (fit in), Internalisation (become it)

Explanations for Conformity#

Normative Social Influence (NSI)#

Desire to be liked and accepted

  • We conform to avoid social rejection
  • Fear of disapproval
  • Want to belong to group
  • Explains compliance (superficial conformity)
Everyone else does X
"If I don't do X, they'll reject me!"
I do X (but don't really believe it)

Evidence: Asch (1951, 1955) - participants conformed even though they knew the answer was wrong, showing NSI

Informational Social Influence (ISI)#

Desire to be right

  • We look to others for guidance in ambiguous situations
  • We assume others know more than us
  • Internalisation occurs because we genuinely believe they’re right
  • More likely when:
    • Situation is unclear/ambiguous
    • It’s a crisis (emergency)
    • We believe others are experts
Ambiguous situation: "What should I do?"
"Everyone else is doing X"
"They must know something I don't!"
I do X (and believe it's right)

Evidence: Sherif (1935) - Autokinetic effect (stationary light appears to move due to eye movements)

Sherif’s Study:

  • Participants asked how far light moved (it wasn’t actually moving!)
  • Alone: Estimates varied widely (2-8 inches)
  • In groups: Converged on common estimate
  • Internalisation - they genuinely believed the group estimate

Key Research Studies#

Asch (1951, 1955) - Line Judgment Task#

Aim: To investigate the extent to which social pressure from a majority group could influence a person to conform

Procedure:

  • 123 American male participants
  • Shown two cards:
    • Card 1: One standard line
    • Card 2: Three comparison lines (A, B, C)
  • Task: Match standard line to comparison line
  • Easy task - obvious answer
  • Naive participant sat with 6-8 confederates
  • Confederates gave wrong answers on 12/18 trials
Card 1: Card 2:
┃ A ┃
┃ ┃
┃ B ┃
┃ ┃
┃ C ┃
┃ ┃
Standard Which matches?

Findings:

  • 36.8% conformity rate overall
  • 25% never conformed
  • 75% conformed at least once
  • When one confederate gave correct answer → conformity dropped to 5%
Conformity rates:
╔════════════════════════════════════════╗
║ Condition Conformity % ║
╠════════════════════════════════════════╣
║ All confederates wrong 36.8% ║
║ One confederate correct 5.3% ║
║ One confederate dissenter 10.4% ║
║ Participant writes answer 11.8% ║
╚════════════════════════════════════════╝

Conclusions:

  • People conform even in obvious situations
  • Group size matters - but only up to a point (3-4 confederates)
  • Unanimity is important - one dissenter reduces conformity
  • Task difficulty affects conformity rates

Factors Affecting Conformity (Asch variations)#

FactorEffect on ConformityExplanation
Group size↑ Up to 3-4 peopleMore people = more pressure
Unanimity↓ With dissenterDissenter breaks unanimity, provides support
Task difficulty↑ With difficultyMore likely to look to others for guidance (ISI)
Confidence↓ With high confidenceLess likely to doubt own judgment
Group cohesion↑ In close groupsMore desire to be accepted (NSI)

Why Do People Resist Conformity?#

Asch found 25% never conformed - why?

  1. Individual differences: Some people more independent
  2. Rebel personality: Desire to be different
  3. Strong moral stance: Won’t compromise principles
  4. Confidence in own abilities
  5. Prior experience: Knowledge gives confidence
IMPORTANT

Having just one ally who agrees with you dramatically reduces conformity pressure - the power of social support!

Obedience#

Obedience = following direct orders from an authority figure

  • Different from conformity because:
    • Direct order (not implicit pressure)
    • Authority figure (not just peers)
    • Often goes against personal morals

Milgram’s Obedience Studies (1963)#

Aim: To investigate how far people would go in obeying an authority figure who instructed them to harm another person

Procedure:

  • 40 male participants (20-50 years old)
  • Naive participant (Teacher) + Confederate (Learner)
  • Draw lots (rigged) - participant always Teacher
  • Teacher in room with experimenter
  • Learner in next room (heard but not seen)
  • Task: Read word pairs, test memory
  • Shock generator: 15V to 450V (labelled “XXX”)
Teacher Room Learner Room
┌────────┐ ┌────────┐
│Teacher │ │Learner │
│● │──Shock→│● │
│Exper. │ │ │
└────────┘ └────────┘
Shock Generator
15V ... 450V (XXX)

The procedure:

  1. Teacher asks questions
  2. Wrong answer → give shock, increase by 15V
  3. At 300V, Learner bangs on wall (then silence)
  4. Teacher asks experimenter what to do
  5. Prods (verbal prompts):
    • “Please continue”
    • “The experiment requires you to continue”
    • “It is absolutely essential that you continue”
    • “You have no other choice, you must go on”

Findings:

  • 100% went to 300V
  • 65% went to full 450V (XXX)
  • All showed signs of stress: sweating, trembling, nervous laughter
Percentage continuing at each voltage:
╔════════════════════════════════════╗
║ Voltage % Continuing ║
╠════════════════════════════════════╣
║ 75V 100% ║
║ 150V 100% ║
║ 285V 100% ║
║ 300V 100% (Learner protests) ║
║ 315V 82.5% ║
║ 330V 65% ║
║ 450V (XXX) 65% ║
╚════════════════════════════════════╝

Conclusions:

  • Ordinary people will obey authority even to harm others
  • Agentic state - person sees themselves as agent carrying out orders
  • Legitimacy of authority - Yale University, scientific lab coat

Milgram’s Variations#

VariationObedience %Explanation
Original (Yale)65%Legitimate authority
Run-down office48%Less legitimate setting
Teacher & Learner together40%Direct feedback of harm
Experimenter not present21%Authority less immediate
Two experimenter (argue)0%Legitimacy undermined
Ordinary person gives orders20%Less authority status
Participants choose shock level2.5%Personal responsibility

Explanations for Obedience#

1. Agentic State (Milgram)#

Agentic state = feeling of not being responsible for own actions

  • Autonomous state: Normal state - responsible for own actions
  • Agentic state: Sees self as agent executing authority’s wishes
  • Moral strain - but obeys anyway
  • Shifts responsibility from self to authority
Autonomous Agentic
State State
┌────────┐ ┌────────┐
│ Self │ │ Agent │
Responsibility │ ↓ │ Authority │ ↓ │
│ │ │ order │ │ │
│ [●] │ ────────→ │ [●] │
└────────┘ └────────┘

2. Legitimacy of Authority#

We obey authority because:

  • Socialised from childhood to obey (parents, teachers)
  • Authority has legitimate power (expertise, position)
  • Authority appears trustworthy
  • Institution gives authority (Yale University)

Legitimate authority figures:

  • Police officers
  • Doctors
  • Teachers
  • Judges

3. Gradual Commitment (Foot-in-the-door)#

  • Start with small requests (15V shocks)
  • Gradually escalate commitment
  • Person feels obliged to continue
  • Harder to refuse after agreeing
15V ✓ → 30V ✓ → 45V ✓ → ... → 450V ✓
"Sure" "OK" "Fine" "I've come this far..."

Why Do Some People Resist?#

In Milgram’s study, 35% disobeyed - why?

Factors:

  1. Personal morality - couldn’t harm another
  2. Situational factors - seeing learner’s distress
  3. Previous experience - in resisting authority
  4. Internal locus of control - belief in personal control
  5. Field-dependent vs Field-independent - awareness of social context

Real-World Examples#

Hofling Hospital Study (1966):

  • Nurses ordered by unknown doctor to give double dose of drug
  • 21/22 nurses obeyed (despite rules violation)
  • Shows legitimacy of authority in real settings

The Holocaust:

  • Arendt (1963): “Banality of evil”
  • Ordinary people committed atrocities because they obeyed orders
  • In agentic state, shifted responsibility

My Lai Massacre (1968):

  • US soldiers killed 500 Vietnamese civilians
  • Following orders from commanding officer
  • Some refused (showing resistance is possible)

Key Exam Points#

IMPORTANT

Common AQA questions:

  • Outline and evaluate explanations of conformity (16 marks)
  • Discuss Milgram’s research into obedience (16 marks)
  • Explain the difference between compliance and internalisation (4 marks)
  • Discuss factors affecting conformity (6 marks)

Practice Question#

Outline and evaluate research into conformity (16 marks)

Model Answer

Outline (6 marks): Asch (1951) investigated conformity using a line judgment task. 123 participants were shown two cards with lines and asked to match them. Confederates gave wrong answers on 12/18 trials. Asch found 36.8% conformity rate overall, with 75% conforming at least once. When one confederate gave correct answer, conformity dropped to 5.4%.

Asch also investigated factors: Larger group size increased conformity up to 4 people, task difficulty increased conformity, and presence of an ally reduced conformity.

Sherif (1935) used the autokinetic effect where a stationary light appears to move. Alone, participants varied in estimates, but in groups, they converged on a common estimate, showing internalisation through informational social influence.

Evaluate (10 marks): Strength: Asch’s research was highly controlled (standardised procedure, same confederates), increasing replicability. It also has useful applications - understanding why people conform in jury decisions, political views, and fashion.

However, Asch’s study lacks ecological validity. It was artificial (judging line lengths) in a lab setting with strangers. Perrin & Spencer found only 1 conformity in 356 trials using UK engineering students - shows Asch’s findings are culturally and temporally specific (1950s America).

Also, Asch’s sample was biased - all male, all American, limited age range. Bond & Smith found higher conformity in collectivist cultures, showing cultural variation.

Ethical issues: Participants were deceived (confederates lied), experienced stress when disagreeing with group, and may have felt embarrassed. However, they were debriefed.

Alternative evidence: Zimbardo showed social roles cause conformity, and Janis demonstrated groupthink in political decisions like Bay of Pigs, showing conformity has wider implications than just laboratory studies.

Summary#

  • Conformity = changing behaviour to fit group pressure
  • Types: Compliance (fake), Identification (belong), Internalisation (believe)
  • NSI = normative social influence (desire to be liked)
  • ISI = informational social influence (desire to be right)
  • Asch = 37% conformity on obvious task (NSI)
  • Sherif = internalisation in ambiguous situation (ISI)
  • Obedience = following authority orders
  • Milgram = 65% gave 450V shock to stranger
  • Explanations: Agentic state, legitimate authority, gradual commitment
  • Some resist due to personal morality, internal locus of control

Understanding social influence helps us recognise when we’re being influenced and make more independent choices!


Related: Attachment Theory - How early bonds influence susceptibility to peer pressure, and Biopsychology - The brain regions involved in social decision-making

Social Influence - Conformity and Obedience
https://shannonrufus.com/posts/social-influence-conformity/
Author
Shannon Rufus
Published at
2024-11-01
License
CC BY-NC-SA 4.0

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