The cognitive approach | AQA A-Level Psychology Revision
- Revision Notes
- Aug 3
- 16 min read
Updated: 7 days ago
For 7182 specification, first teach in September 2025
AQA A-Level Psychology | Free Revision Notes
Estimated study time: 50 minutes
These The cognitive approach A-Level Psychology revision notes explain how psychologists investigate internal mental processes that cannot be observed directly. You will explore the role of schemas, how models represent mental processes and how psychologists make inferences from observable behaviour. The approach develops the importance of mental processing introduced through mediational processes in observational learning and provides a foundation for studying models of memory, cognitive explanations of mental health and cognitive neuroscience.
Learning Objectives 🎯
By the end of this revision page, you should be able to:
Define the cognitive approach.
Explain what psychologists mean by internal mental processes.
Explain how schemas organise and influence the interpretation of information.
Explain how models represent mental processes.
Explain how psychologists make inferences about processes that cannot be observed directly.
Apply the assumptions of the cognitive approach to unfamiliar situations.
Revision Notes 📚
The cognitive approach A-Level Psychology revision overview
The cognitive approach studies how people process information.
Cognitive psychologists investigate internal mental processes, which are private processes that cannot be observed directly. These include the ways people think, remember and interpret information.
Because internal mental processes cannot be seen directly, cognitive psychologists study observable behaviour and use it to make inferences about what may be happening mentally.
The approach also uses:
Schemas to explain how previous experience influences information processing.
Models to represent the organisation and operation of mental processes.
Controlled investigation to test predictions produced by cognitive explanations.
The AQA specification requires students to understand:
The study of internal mental processes.
The role of schemas.
The use of models to explain mental processes.
The use of inference to investigate mental processes.
What are internal mental processes?
Internal mental processes are processes that occur within the mind and cannot be observed directly.
A psychologist cannot directly see:
A person thinking.
Information being remembered.
A decision being made.
Information being interpreted.
Knowledge being organised.
Instead, the psychologist observes the person’s behaviour and uses this evidence to reach a conclusion about the mental processes involved.
For example, if a participant recalls only some of the information presented earlier, a psychologist may use the pattern of recall to make an inference about how the information was processed or stored.
The behaviour is directly observable. The underlying mental process is not.
Observable behaviour and internal mental processes
The cognitive approach distinguishes between what can be observed and what must be inferred.
Observable behaviour | Possible internal mental process |
The number of items correctly recalled | How information was remembered |
The time taken to make a decision | The processing involved in reaching the decision |
The way an ambiguous situation is interpreted | The effect of previous knowledge or schemas |
The number of errors made during a task | The way information was processed |
A response to a question | The knowledge or reasoning used to produce the response |
The observable behaviour provides evidence, but it does not allow the psychologist to see the mental process itself.
A cognitive explanation therefore connects:
Observable input → internal processing → observable response
The active processing of information
The cognitive approach views people as actively processing information rather than simply responding automatically to the environment.
When a person encounters information, they may:
Attend to some features and not others.
Interpret the information.
Connect it with existing knowledge.
Store some of the information.
Use it to make a judgement or response.
This means that the same environmental event may not produce the same response in every person.
Different people may process the event differently because they have:
Different previous experiences.
Different expectations.
Different knowledge.
Different schemas.
This distinguishes the cognitive approach from explanations based only on direct associations or environmental consequences.
How cognitive psychologists investigate mental processes
Cognitive psychologists cannot open a window into a person’s mind and directly observe thinking.
They instead follow a process such as:
Present a participant with a controlled task.
Record an observable response.
Compare behaviour across different conditions.
Identify a pattern in the results.
Use the pattern to make an inference about mental processing.
For example, a psychologist might present information in two different ways and compare how accurately participants recall it.
If one presentation produces more accurate recall, the psychologist may infer that the way information was organised affected how it was processed.
Operationalising cognitive processes
An internal mental process must be linked to an observable and measurable variable.
Operationalisation means defining a variable precisely in terms of how it will be measured or manipulated.
A psychologist cannot measure “thinking” as a vague idea. They might instead measure:
The number of correct responses.
The time taken to complete a task.
The number of details remembered.
The number of errors made.
The category selected in response to an ambiguous situation.
These behavioural measures provide evidence from which an inference can be made.
The importance of specifying exactly what is measured is developed further in defining variables clearly.
What is a schema?
A schema is a mental framework developed through experience that helps a person organise and interpret information.
Schemas represent knowledge and expectations about:
Objects.
People.
Events.
Places.
Roles.
Situations.
For example, a person may have a schema for a classroom. This might include expectations about desks, students, a teacher and learning activities.
The schema helps the person understand the situation quickly without having to process every feature as completely new.
How schemas develop
Schemas develop through experience.
As a person encounters similar objects, people or situations, they develop an organised mental framework representing what is normally expected.
For example, repeated experiences of travelling on a bus may contribute to a schema involving:
Waiting at a stop.
Entering the bus.
Paying or showing a ticket.
Finding a seat.
Leaving at the correct destination.
The schema can then guide the person’s expectations during later journeys.
Schemas are not fixed copies of individual experiences. They organise general knowledge that can be applied to new situations.
Schemas organise information
One role of a schema is to organise knowledge.
Without schemas, every object or situation would need to be interpreted without reference to previous experience.
Schemas make information processing more efficient by helping people:
Recognise familiar patterns.
Group related information.
Predict what is likely to happen.
Interpret incomplete information.
Decide which information is relevant.
For example, when entering a restaurant, a person’s schema may help them understand the roles of customers and staff and anticipate the likely sequence of events.
Schemas influence attention
Schemas can influence which information a person notices.
Information that fits existing expectations may be processed quickly because it is consistent with an established schema.
Information that does not fit may:
Attract additional attention because it is unexpected.
Be misunderstood.
Be overlooked.
Be interpreted so that it fits an existing expectation.
This means schemas do not merely store knowledge. They influence how new information is selected and processed.
Schemas influence interpretation
The same event can be interpreted differently by people with different schemas.
Consider an ambiguous situation:
Someone enters a room, looks around quickly and leaves without speaking.
One person may interpret the behaviour as suspicious. Another may think the person entered the wrong room. A third may assume the person was searching for someone.
The observable event is the same, but existing knowledge and expectations influence its interpretation.
In an examination question, you may need to explain why two people respond differently to the same situation. A schema-based explanation should connect their previous experience or expectations to the way they interpret the event.
Schemas influence memory
Schemas can influence what a person remembers about an event.
A person may:
Remember information that fits their expectations.
Use existing knowledge to organise recall.
Fill gaps using what normally happens in that type of situation.
Interpret an unclear detail according to an existing schema.
This means that remembering is not necessarily a perfect reproduction of everything that happened.
A schema may help organise information, but it may also influence or alter the way information is recalled.
The relationship between mental processing and memory models is explored through the multi-store model as a representation of memory and the organisation of short-term processing.
Schemas can be useful
Schemas are useful because they allow people to process familiar information efficiently.
They can help a person:
Understand a situation quickly.
Make predictions.
Respond without analysing every detail.
Organise large amounts of knowledge.
Interpret incomplete information.
For example, a student’s schema for an examination helps them understand the expected behaviour, even if they have never entered that particular examination room before.
Schemas can produce errors
Schemas can also lead to errors when expectations influence the interpretation of information too strongly.
A person may:
Ignore information that does not fit an existing schema.
Interpret an event inaccurately.
Remember details that would normally be expected but were not present.
Make assumptions based on incomplete evidence.
Therefore, schemas can both support efficient processing and introduce distortion.
A strong answer should avoid describing schemas as entirely helpful or entirely inaccurate. Their effect depends on how well the existing framework matches the new situation.
Applying schemas to an unfamiliar scenario
Consider the following example:
Leah has previously experienced several unfriendly interviews. Before attending a new interview, she expects the interviewer to be critical. When the interviewer asks her to explain one answer in greater detail, Leah interprets this as evidence that the interviewer dislikes her.
A schema-based explanation would be:
Leah has developed a schema based on previous interview experiences.
This schema includes an expectation that interviewers will be unfriendly or critical.
The schema influences how she interprets an ambiguous request for more detail.
She interprets the request negatively, even though it could have another explanation.
The key is to link previous experience to the interpretation of new information.
A method for answering schema application questions
Use four stages:
Identify the previous experience or knowledge.
Explain what may have contributed to the schema.
State the expectation within the schema.
Explain what the person expects to happen.
Identify the new information.
Use a specific detail from the scenario.
Explain how the schema affects processing.
Show how the information is selected, interpreted or remembered.
⚠️ Avoid simply writing that the person “has a schema”. You must explain what the schema contains and how it influences behaviour.
What is a model?
A model is a simplified representation used to describe and explain a process.
Cognitive psychologists use models because internal mental processes cannot be observed directly.
A model may show:
Different parts of a mental process.
The relationship between those parts.
The order in which processing occurs.
How information moves through a system.
The role performed by each component.
Models help psychologists organise complex ideas into a clear and testable explanation.
Models are representations
A cognitive model is not a direct picture of the mind.
It is a representation created to explain patterns of behaviour.
For example, a model of memory may propose:
Different components.
Different functions for those components.
Processes that move information between them.
Psychologists then investigate whether people’s behaviour is consistent with the model’s predictions.
The model is supported when evidence matches its predictions, but this does not mean every feature of the model has been directly observed.
Why cognitive psychologists use models
Models are useful because they:
Simplify complex mental processes.
Make the proposed processes easier to describe.
Show relationships between components.
Produce predictions that can be investigated.
Allow different explanations to be compared.
Identify questions for further research.
For example, if a model proposes that two mental processes are separate, psychologists can design a task to investigate whether one can operate differently from the other.
The findings can then be used to support, refine or question the model.
Models and testable predictions
A useful model should generate predictions about observable behaviour.
The process is:
The model proposes how a mental process works.
A prediction is produced from the model.
A task is designed to test the prediction.
Behaviour is measured.
The results are compared with the prediction.
The model may be supported, changed or rejected.
This gives cognitive psychologists a scientific method for studying processes that cannot be observed directly.
What is an inference?
An inference is a conclusion reached on the basis of evidence.
Cognitive psychologists observe behaviour and infer the internal mental processes that may have produced it.
For example:
Observation: Participants recall information in a particular pattern.
Inference: The pattern may reflect how the information was organised mentally.
The mental process has not been seen directly. The psychologist has reached a reasoned conclusion from observable data.
Observation and inference are not the same
It is important to distinguish what the researcher observes from what the researcher infers.
Observation | Inference |
A directly recorded behaviour | A conclusion about the possible mental process |
A participant recalled eight items | Information may have been organised in a particular way |
A participant responded more quickly in one condition | One type of processing may have been easier |
A participant interpreted an ambiguous event negatively | An existing schema may have influenced interpretation |
An observation is evidence. An inference is an explanation of that evidence.
How psychologists make inferences
Cognitive psychologists usually make inferences by comparing patterns of observable behaviour.
For example, a researcher could compare two conditions:
Condition | Information given before a story | Mean number of details recalled |
A | A relevant title | 12 |
B | No title | 8 |
Participants given a relevant title recalled more details on average.
A psychologist might infer that the title activated or provided a schema that helped participants organise and interpret the story.
However, the data do not allow the psychologist to see the schema directly. The schema is inferred from the difference in performance.
Worked example: interpreting cognitive data
Using the data above:
Difference in mean recall = mean for Condition A − mean for Condition B
Difference = 12 − 8
Difference = 4 details
Participants in Condition A recalled an average of four more details than participants in Condition B.
This result would be consistent with the explanation that an appropriate schema supported the organisation or interpretation of information.
It would not prove that the schema was the only possible cause. Researchers would need to consider the design, controls and alternative explanations.
Models and inferences work together
Models and inferences perform related but different roles.
A model represents how a mental process may be organised.
An inference is a conclusion about mental processing based on observable evidence.
The relationship can be represented as:
Model → prediction → investigation → observable results → inference
For example:
A model proposes separate mental components.
The psychologist predicts a particular pattern of performance.
Participants complete a controlled task.
Their responses are recorded.
The psychologist infers whether the proposed components may operate as predicted.
Models may be revised
Models are not necessarily final or complete.
When evidence does not fit a model, psychologists may:
Change part of the model.
Add a new component.
Alter the relationship between components.
Develop an alternative explanation.
This is part of scientific theory construction.
A model is useful when it can be tested and refined in response to evidence rather than being protected from possible criticism.
Scientific strength: cognitive explanations can be tested
One strength of the cognitive approach is that models can produce testable predictions.
Researchers can:
Manipulate the information presented.
Measure observable responses.
Compare performance across conditions.
Use numerical data.
Repeat standardised procedures.
This allows psychologists to test whether behaviour is consistent with a proposed explanation of mental processing.
The approach therefore investigates private processes using public, observable evidence.
Scientific strength: controlled investigation
Cognitive psychologists may use controlled tasks to isolate a particular mental process.
Control can reduce the influence of extraneous variables, making it easier to identify the relationship between:
The information presented.
The proposed mental process.
The participant’s response.
This can support cause-and-effect conclusions when an appropriate experimental design is used.
Controlled procedures can also be standardised and replicated.
Strength: schemas explain individual differences
Schemas help explain why people may interpret the same event differently.
A simple stimulus-response explanation may predict a similar response to the same environmental event.
The cognitive approach recognises that people actively process information using their previous knowledge.
This provides a more complete explanation of individual differences in interpretation, attention and recall.
Strength: models make invisible processes easier to study
Mental processes are abstract and cannot be directly observed.
Models provide a structured way to describe these processes and their relationships.
This is useful because a model can:
Clarify an explanation.
Generate predictions.
Guide research.
Be compared with evidence.
Be revised when necessary.
Without models, explanations of mental processes could remain vague and difficult to test.
Limitation: mental processes are inferred
A limitation of the cognitive approach is that internal mental processes cannot be observed directly.
Researchers may observe the same pattern of behaviour but propose different explanations for it.
For example, poor performance on a task could result from:
The mental process being investigated.
Lack of attention.
Misunderstanding the instructions.
Low motivation.
An ineffective measure.
The inference may be reasonable, but it is still an interpretation of the evidence rather than a direct observation of the mind.
Limitation: models simplify mental processing
Models are useful because they simplify complex processes.
However, simplification can also be a limitation.
A model may:
Leave out relevant influences.
Present processing as more orderly than it is.
Treat components as more separate than they are.
Fail to represent differences between people.
Explain performance on a task without explaining behaviour in everyday life.
A model should therefore be treated as a useful representation rather than an exact copy of mental activity.
Limitation: controlled tasks may be artificial
Controlled cognitive tasks allow researchers to isolate variables, but the tasks may differ from ordinary mental activity.
Remembering a short list or responding to simplified information may not involve exactly the same processes as remembering a complex real-life event.
This creates a balance:
Scientific advantage | Possible limitation |
Variables can be controlled | The task may be unlike everyday life |
Behaviour can be measured precisely | The measure may simplify the mental process |
Procedures can be replicated | Participants may respond differently outside the study |
Models can be tested | The findings may support only part of the model |
The cognitive approach and the behaviourist approach
Both approaches can use controlled and scientific methods, but they focus on different explanations.
Behaviourist approach | Cognitive approach |
Focuses on observable behaviour | Uses behaviour to investigate internal mental processes |
Explains behaviour through learning from the environment | Explains behaviour through information processing |
Emphasises conditioning | Emphasises schemas, models and inference |
Gives limited attention to private mental processes | Places mental processes at the centre of explanation |
The cognitive approach does not reject the need to study observable behaviour. It uses observable behaviour as evidence from which mental processes can be inferred.
The cognitive and biological approaches
The cognitive approach examines mental processes, while the biological approach examines influences such as biological structures, neurochemistry, genotype, phenotype and evolution.
These explanations can be connected.
Psychologists may investigate how mental processes relate to activity in the nervous system or brain. This relationship is developed through the connection between cognitive and biological explanations.
The biological assumptions themselves are introduced in biological influences on behaviour.
Overall explanation of the cognitive approach
The cognitive approach proposes that behaviour can be understood by studying how people process information.
Its central assumptions are:
Internal mental processes are important.
These processes cannot be observed directly.
Observable behaviour provides evidence about mental activity.
Psychologists make inferences from this evidence.
Schemas organise knowledge and influence processing.
Models represent the possible structure and operation of mental processes.
The approach provides a systematic way to investigate the mind, but its explanations remain indirect because internal processes must be inferred.
The similarities and differences between this and other perspectives are explored in comparing the main assumptions of psychological approaches.
Writing an effective cognitive approach answer
A strong explanation should connect the main assumptions rather than presenting unrelated definitions.
For example:
The cognitive approach studies internal mental processes, such as the way information is interpreted and remembered. These processes cannot be directly observed, so cognitive psychologists record observable behaviour and make inferences about the processing that produced it. They may use models to represent the organisation of mental processes. The approach also proposes that schemas, which are mental frameworks developed through experience, influence how new information is organised and interpreted.
This answer:
Identifies internal mental processes.
Explains why inference is necessary.
Explains the use of models.
Defines and explains schemas.
Connects the concepts into one coherent approach.
Key Words 🔑
Key word | Student-friendly definition | How it may be used in an exam |
Cognitive approach | An approach that studies how people process information through internal mental processes. | Outline the main assumptions of the approach. |
Internal mental processes | Private processes within the mind that cannot be observed directly. | Explain what cognitive psychologists investigate. |
Information processing | The mental handling, interpretation and organisation of information. | Explain the cognitive view of behaviour. |
Observable behaviour | A response or action that can be directly seen and measured. | Explain the evidence used to investigate mental processes. |
Inference | A conclusion about a mental process reached from observable evidence. | Explain how psychologists investigate processes they cannot see directly. |
Schema | A mental framework developed through experience that organises and influences the interpretation of information. | Explain individual differences in attention, interpretation or recall. |
Model | A simplified representation of a mental process or the relationship between processes. | Explain how psychologists represent and test cognitive explanations. |
Prediction | A statement about the observable behaviour expected if an explanation is correct. | Explain how a model can be investigated scientifically. |
Operationalisation | Defining a variable precisely in terms of how it is measured or manipulated. | Explain how a mental process could be investigated using behaviour. |
Quantitative data | Numerical data, such as response times, scores or numbers of correct answers. | Explain how behaviour may be compared across conditions. |
Controlled investigation | Research in which relevant variables are managed to isolate a relationship. | Evaluate the scientific strengths of cognitive research. |
Replicability | The extent to which a procedure can be repeated. | Explain a strength of standardised cognitive tasks. |
Interpretation | The meaning a person gives to information or an event. | Explain how schemas influence responses. |
Common Mistakes ⚠️
Mistake: Saying that cognitive psychologists observe thoughts directly.
Why this is incorrect:Internal mental processes are private and cannot be directly observed.
How to improve:State that behaviour is observed and used to make an inference about mental processing.
Mistake: Treating an inference as a proven fact.
Why this is incorrect:An inference is a reasoned conclusion based on evidence. Different explanations may sometimes account for the same behaviour.
How to improve:Use cautious language such as “the psychologist may infer” or “the findings are consistent with”.
Mistake: Defining a schema as a single memory.
Why this is incorrect:A schema is an organised mental framework developed through experience, not one isolated memory.
How to improve:Explain how the framework organises knowledge and influences the interpretation of new information.
Mistake: Saying schemas always improve accuracy.
Why this is incorrect:Schemas can make processing efficient, but they can also cause inaccurate assumptions or altered recall.
How to improve:Explain both the useful organising role and the possibility of distortion.
Mistake: Confusing a model with a schema.
Why this is incorrect:A schema is a mental framework used by an individual. A model is a representation used by psychologists to explain mental processes.
How to improve:Ask who uses it. Individuals use schemas when processing information, while psychologists construct models to represent processing.
Mistake: Describing a model as an exact picture of the mind.
Why this is incorrect:Models are simplified representations. Their components are proposed to explain evidence rather than directly observed.
How to improve:State that models generate predictions that can be tested using observable behaviour.
Mistake: Describing the cognitive approach as unscientific simply because thoughts cannot be seen.
Why this is incorrect:Cognitive psychologists can use controlled methods, objective measures and testable predictions.
How to improve:Distinguish the unobservable process from the observable evidence used to investigate it.
Mistake: Naming attention, schemas or models without explaining their effect.
Why this is incorrect:A list of terminology does not demonstrate understanding.
How to improve:Explain how each concept changes the way information is processed or investigated.
Mistake: Applying a schema without referring to previous experience.
Why this is incorrect:Schemas develop through experience and contain organised expectations.
How to improve:Identify the person’s previous knowledge and explain how it influences their interpretation of the present situation.
Exam-Style Questions ✍️
Question 1
Which one of the following best describes an inference?
A. A mental process observed directly by a researcher
B. A conclusion about mental processing based on observable evidence
C. A reward that increases the frequency of behaviour
D. A behaviour copied from a model
[1 mark]
Question 2
Define the term schema.
[2 marks]
Question 3
Explain why cognitive psychologists make inferences when investigating internal mental processes.
[3 marks]
Question 4
Explain two roles of schemas in information processing.
[4 marks]
Question 5
Aisha has previously had several experiences in which unfamiliar dogs barked at her. She now expects unfamiliar dogs to be threatening. When she sees a dog running towards its owner, she interprets the dog’s behaviour as aggressive.
Using your knowledge of schemas, explain Aisha’s interpretation.
[4 marks]
Question 6
Explain how cognitive psychologists use models to investigate internal mental processes.
[4 marks]
Question 7
A psychologist investigates whether providing a relevant context affects recall.
Participant | Details recalled with a relevant context | Details recalled without a context |
A | 14 | 9 |
B | 12 | 8 |
C | 13 | 7 |
D | 15 | 8 |
a) Calculate the mean number of details recalled with a relevant context.
Show your working.
[2 marks]
b) Calculate the mean number of details recalled without a context.
Show your working.
[2 marks]
c) Explain how the results could be used to make an inference about the role of schemas.
[3 marks]
Question 8
Explain one scientific strength and one limitation of using models to investigate mental processes.
[4 marks]
Question 9
Explain the cognitive approach. Refer to internal mental processes, schemas, models and inference in your answer.
[8 marks]
Question 10
Discuss the cognitive approach in psychology.
[16 marks]
Comments