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AO1
Social change refers to how whole societies adopt new attitudes, beliefs, or behaviours.
Psychologists argue that minority influence can lead to social change if the minority is consistent, committed, and flexible in their message.
The process starts with drawing attention to an issue.
The minority must then show consistency over time and among its members.
Deeper processing occurs when people start to question their own views because the minority presents a new way of thinking.
When the minority demonstrates commitment like taking risks or making sacrifices which it boosts their credibility this is known as the augmentation principle.
Eventually, the majority begins to accept the message, and the change becomes snowballed, spreading more widely until it becomes the new norm this is called the snowball effect.
Over time, the change becomes internalised, leading to permanent shifts in attitudes where people forget the source of the change but accept the new norm
One example is the civil rights movement in the US, where a consistent, committed minority led to massive legal and societal changes through the exact processes described above.
AO3
One strength is that there’s experimental evidence that supports the idea that a consistent minority can influence the majority.
in a study, a consistent minority who said blue slides were green led 32% of participants to conform at least once.
Inconsistent minorities were way less effective.
This shows that consistency is a key factor in changing majority views which is exactly what the theory says is needed for social change.
So this research gives solid support to how minority influence can be a starting point for large-scale change.
AO3
Another strength of social change is that there are real-world examples of minority influence leading to actual social change.
Movements like the civil rights movement, suffragette movement, all started with consistent, committed minorities challenging the mainstream and eventually achieving massive legal and social shifts.
These cases reflect the exact processes described in social change theory: drawing attention, deeper processing, augmentation principle, and the snowball effect.
This boosts the external validity of the theory, showing it can apply outside the lab in real-world, large-scale changes.
AO3
However, most research into minority influence uses artificial tasks, which reduces how much we can generalise.
For example, judging slide colours isn’t the same as adopting radical political or moral beliefs as it lacks emotional, cultural, or societal context.
This means the findings might lack ecological validity, as people may not behave the same way in real, high-stakes social movements.
So while the theory sounds nice, it might oversimplify how complicated real-life social change actually is.