Give someone a story from a culture they know nothing about and ask them to retell it. They will not lie. They will simply hand back a version that fits their own world — and they will be certain it is accurate.
📚 What you need to know
A schema is a mental representation, holding everything a person has assimilated about something over their life.
Schematic activation guides your understanding and expectation of an event as it unfolds.
Set schemas interfere with accurate recall. This is schematic interference, and people are generally unaware it is happening.
Schemas therefore produce biased recall — a witness may report blood at a fight because their ‘fight’ schema includes it.
A cultural schema is assimilated through enculturation: the products, influences, rituals, attitudes, habits and beliefs a person builds up from the culture they were raised in.
Cultural schemas cause faulty recall of material that does not align with a person’s own culture.
The study you need is Bartlett (1932).
Why unfamiliar material gets rewritten
Remembering is not replaying. When you retrieve something, you rebuild it, and the building material is whatever you already have. If a story contains an element with no matching schema — a spirit wound, a canoe, a ghost fighting — there is nothing to hold it in place, so it either disappears or gets swapped for something familiar.
The important part is that this feels like accurate recall from the inside. Nobody in Bartlett’s study thought they were inventing anything.
Key study: Bartlett (1932)
Part of the study
What happened
Aim
To investigate the effect of cultural schemas on recall of a culturally unfamiliar story.
Participants
20 male students at the University of Cambridge, UK.
Procedure
Serial reproduction. One participant read a Native American folk story, ‘The War of the Ghosts’, and wrote out his version. That version was read to a second person, who wrote his own, which was read to a third, and so on along the chain.
Results
The resulting stories bore little similarity to the original, changing in three consistent ways: omission, assimilation and sharpening, and levelling. The original was roughly 350 words; participants’ versions ran to around 180.
Conclusion
Cultural schemas contribute to the reconstructive nature of memory. Memory is an active process in which pre-existing information and expectations interfere with accuracy and reliability.
Ghosts fighting was the title of the story, and it still vanished. That is how strong the pull towards the familiar is.
The three changes
Omission. Details were dropped, especially unfamiliar or unpleasant ones. Phrases about a contorted face or something black coming from a mouth were left out. Omission reflected details that did not fit the participants’ schemas, including adult male views of what war looks like.
Assimilation and sharpening. Details were changed to suit the participants’ own cultural schemas — canoes to boats, paddling to rowing, a spirit wound reinterpreted as a flesh wound. Participants also added words such as ‘therefore’ and ‘because’ to make events make sense.
Levelling. The story became shorter and simpler, dropping from roughly 350 words to around 180.
The added connectives are the giveaway. Nobody was asked to make the story logical. The students supplied ‘therefore’ and ‘because’ because a story that does not hang together is uncomfortable to store — so their minds fixed it without permission.
Evaluating schema theory
What is strong about it
Bartlett’s study was one of the first pieces of research to highlight the role of schema in reconstructive memory, which explains why two witnesses to one event can give very different accounts.
The serial reproduction procedure is replicable, so it can be repeated to check for reliability.
What is weaker about it
The sample was small and limited to an elite group of male university students, which makes the findings hard to generalise.
Schemas are difficult to measure, being subjective and unique to each individual.
Participants may not have tried very hard, possibly regarding the research as low status because it did not look scientific.
Bartlett was careless with controls, leaving large and uneven gaps between periods of serial reproduction and running no strict standardised procedure.
Link to concepts
Bias: the study is itself an example of culture bias, with a sample of British undergraduates at Cambridge. In the 1930s that demographic was overwhelmingly white, male and from privileged, upper-middle to upper-class backgrounds. Today’s student body is far more diverse and representative, which means Bartlett’s findings arguably lack temporal validity — canoes and hunting are no longer alien concepts to a British student.
Measurement: because Bartlett did not control the conditions tightly, it is hard to separate the effect of cultural schemas from the effect of simply forgetting over long, uneven gaps. A more standardised version of the same procedure would make the finding much stronger.
EXAM PRACTICE
Explain the effect of cultural schemas on memory, with reference to one study. [9]
Step 1: define a cultural schema
A mental representation assimilated through enculturation — the rituals, attitudes, habits and beliefs of the culture you were raised in.
Step 2: state the effect
Material that does not fit is omitted or changed, producing schematic interference and biased recall.
Step 3: the study
Bartlett (1932). 20 Cambridge students, serial reproduction of ‘The War of the Ghosts’.
Step 4: the evidenceOmission, assimilation and levelling; canoes to boats, a spirit wound to a flesh wound, roughly 350 words down to 180.
Step 5: evaluate
Replicable procedure, but an elite male sample, poor controls, and dated findings that may lack temporal validity.
Definition + effect + study + evidence + evaluationGive two concrete examples of assimilation. They are more convincing than a general statement.
💡 Exam tip
Use the term schematic interference when explaining how distortion happens.
Name all three changes. Naming beats describing one in detail.
The temporal validity point is a strong criticism and few students make it.
Say enculturation when defining a cultural schema — it links straight back to Topic 3.
This is the same study as the schema theory page in 4.1. Same evidence, different question.
⚠ Common mix-up
Saying participants were careless. They believed they were recalling accurately.
Confusing assimilation with accommodation. Assimilation fits new material into an existing schema; accommodation changes the schema.
Treating the changes as random. They were systematic and all in one direction — towards the familiar.
Ignoring the weak controls. They are a genuine limitation of the study, not a detail.
Saying schemas only cause errors. They are efficient most of the time; distortion is the trade-off.
Up next: Do Computer Games Affect Memory? — the last page of the topic, and a rare case where the research says both yes and no at once.
Want this explained one-to-one?
Book a free session with an experienced IB Psychology tutor and get your trickiest topics made simple.
