AQA Syllabus focus:
'The psychodynamic approach: defence mechanisms, including repression, denial and displacement, and psychosexual stages.'
Freud argued that personality develops through early childhood conflicts and that the mind protects itself from anxiety using unconscious defenses.

Iceberg model diagram showing conscious vs. unconscious processes, with id, ego, and superego positioned largely below awareness. This supports the key exam point that defense mechanisms operate automatically and outside conscious access, so people may genuinely experience the defended version of reality as true. Source
These ideas explain both everyday behavior and long-term personality development.
Defense mechanisms
What they are and why they matter
Defense mechanisms are unconscious strategies that protect the individual from anxiety. Freud believed they are used when threatening thoughts, feelings, or impulses become too painful to face directly.
Defense mechanisms: Unconscious mental processes that reduce anxiety by distorting, denying, or redirecting internal conflicts or external reality.
Freud did not see them as conscious lies or excuses. Instead, they operate automatically, which is why a person may sincerely believe the altered version of events produced by the defense.
Because they work outside conscious awareness, people usually do not realize they are using them. Defense mechanisms may protect mental well-being in the short term, but overuse can prevent a person from dealing realistically with difficulties.

Chart summarizing several Freudian ego defense mechanisms with a one-line definition and a brief example for each. It is especially useful here because it directly contrasts denial, displacement, and repression as different ways of reducing anxiety without consciously acknowledging the underlying conflict. Source
Repression
Repression is the most important defense mechanism in Freud’s theory. It involves pushing distressing thoughts, memories, or desires out of conscious awareness and into the unconscious.
A repressed experience has not disappeared. Freud argued that it remains in the unconscious mind and may still influence behavior, emotions, and later psychological problems. For example, a person may have strong anxiety without being aware of the original source of that anxiety.
Denial
Denial occurs when a person refuses to accept an aspect of reality because it is too threatening. Rather than facing the facts, the individual behaves as if the unpleasant event, feeling, or situation is not real.
Denial reduces immediate emotional pain, but it can also stop someone from responding effectively to problems. In Freud’s view, it protects the person from anxiety by blocking awareness of distressing reality.
Displacement
Displacement means transferring an impulse or emotion from its real source onto a safer substitute target. This usually happens when expressing the feeling toward the original target would be too threatening or unacceptable.
For example, anger toward an authority figure may be redirected toward a less threatening person. The emotion is still expressed, but in a changed form and toward a different object. Freud saw this as another way of lowering anxiety without resolving the underlying conflict.
Psychosexual stages
Freud’s theory of development
Freud argued that personality develops through a sequence of psychosexual stages in childhood. At each stage, psychic energy is focused on a different part of the body, and conflict must be successfully resolved before healthy development can continue.
Psychosexual stages: A series of childhood stages in which psychological development centers on the gratification and conflict associated with different bodily zones.
If conflict is not resolved, some energy remains tied to that stage. Freud called this fixation, and he believed it could shape adult personality.
Fixation: Persistent focus on an earlier psychosexual stage caused by unresolved conflict or by overgratification or undergratification at that stage.
Freud believed that both too much frustration and too much satisfaction could disrupt development, because either could prevent the child from moving on psychologically.
Freud also argued that the first five years are especially important because experiences during this period leave lasting effects on personality and behavior.
Oral stage
The oral stage occurs in the first year of life. The mouth is the main source of pleasure, so feeding, sucking, and weaning are central experiences.
If the infant experiences too much frustration or too much satisfaction, fixation may occur. Freud linked oral fixation in adulthood to behaviors such as smoking, nail biting, overeating, and dependency.
Anal stage
The anal stage takes place roughly between ages one and three years. Pleasure and conflict are focused on the anus, especially during toilet training.
Freud argued that toilet training is psychologically important because it involves parental control and the child’s need for autonomy. Strict or harsh toilet training may produce an anal-retentive personality, associated with excessive orderliness, stubbornness, and control. Very lenient training may be linked to an anal-expulsive personality, associated with messiness and carelessness.
Phallic stage
The phallic stage occurs between about three and six years. The focus of pleasure moves to the genitals, and Freud suggested that this stage involves unconscious sexual feelings toward the opposite-sex parent and jealousy toward the same-sex parent.
In boys, this conflict was called the Oedipus complex. Freud believed the boy fears punishment from the father and resolves the conflict by identifying with him. Through this identification, the child adopts parental values and attitudes.
Freud considered the phallic stage crucial for later gender identity and relationship development. If the conflict is not adequately resolved, he argued that later insecurity or difficulties in close relationships may result.
Latency stage
The latency stage lasts from around age six until puberty. Freud believed sexual impulses are largely repressed during this period, allowing the child to focus on school, friendships, hobbies, and social development.
This stage is different from the earlier ones because there is no major new psychosexual conflict. Instead, energy is redirected into learning and social interaction.
Genital stage
The genital stage begins at puberty. Sexual energy is directed toward mature heterosexual relationships in Freud’s theory, and the individual seeks balanced and socially acceptable ways of expressing these drives.
Successful progression to this stage depends on earlier conflicts being resolved. If development has gone well, Freud believed the person is capable of forming mature relationships and functioning effectively as an adult.
Practice Questions
Outline what Freud meant by repression. [2 marks]
1 mark for stating that repression is an unconscious defense mechanism.
1 mark for stating that it pushes distressing thoughts, memories, or desires out of conscious awareness and into the unconscious.
Outline Freud’s psychosexual stages of development. [6 marks]
1 mark for identifying the oral stage.
1 mark for identifying the anal stage.
1 mark for identifying the phallic stage.
1 mark for identifying the latency stage.
1 mark for identifying the genital stage.
1 mark for relevant additional detail, such as the body area of focus, typical age range, or the idea that unresolved conflict can lead to fixation.
FAQ
Fixation means part of psychological development remains stuck at an earlier psychosexual stage because conflict was not fully resolved.
Regression means a person under stress returns to behavior linked to an earlier stage, even if they had previously moved beyond it.
A person might be fixated at one stage and also show regression during times of anxiety, but the two ideas are not the same.
Yes. Freud’s theory allows for defenses to work together.
For example, someone might:
repress a distressing memory
deny the seriousness of a current problem
displace the resulting anger onto a safer target
This layering makes behavior harder to interpret, because only the surface reaction is visible while the unconscious conflict remains hidden.
Freud believed both boys and girls passed through the same basic stages, but his account gave much more detail about boys, especially in the phallic stage.
This has been heavily criticized because:
female development was described less clearly
Freud often treated male development as the model
later psychologists argued that social and cultural factors were underestimated
So, although Freud proposed a general stage sequence, his explanation was not equally developed for both sexes.
There are several reasons:
the theory deals with unconscious motives, which cannot be observed directly
many claims rely on adult reports about childhood experiences
childhood memories may be incomplete or distorted
the theory can be difficult to falsify, because almost any behavior can be interpreted after the fact
This makes Freud’s ideas influential historically, but much harder to evaluate with modern scientific methods.
Psychodynamic therapists would usually argue yes, at least to some extent.
The idea is that if hidden conflict becomes conscious, a person may better understand repeated patterns in relationships, emotions, or coping.
Even if Freud emphasized the power of early childhood, later experience can still matter. Supportive relationships, self-awareness, and therapy may reduce the impact of earlier unresolved conflict, even if those early experiences remain important.
