TOPIC: LEARNING APPROACH Flashcards

(46 cards)

1
Q

MAIN ASSUMPTIONS:
What are the main assumptions for learning approach and what are the three main roles models instrumental in learning behaviour

A
  • we learn by observing others
  • our mental state is important in the learning process
  • learning doesn’t mean that there will be a change in behaviour
  • we are born with a black slate (tabula rasa)
  • Live
  • Verbal
  • Symbolic
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2
Q

CLASSICAL CONDITIONING:
What is conditioning?

A

This is behaviour that changes according to our environment
It is a term used for association. If something is conditioned, it means that it is learnt

Behaviourists believe that there are two types:
- Classical conditioning
- Operant condtioning

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3
Q

CLASSICAL CONDITIONING:
What is unconditioned stimulus (UCS)

A

Something we naturally have a response to

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4
Q

CLASSICAL CONDITIONING:
What is unconditioned response (UCR)

A

The natural response

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5
Q

CLASSICAL CONDITIONING:
What is neutral stimulus (NS)

A

A stimulus we have no reaction to

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6
Q

CLASSICAL CONDITIONING:
What is conditioned stimulus (CS)

A

Was a neutral stimulus but now has a conditioned response to it

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7
Q

CLASSICAL CONDITIONING:
What is condtioned response (CR)

A

Our previous response to a new stimulus

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8
Q

CLASSICAL CONDITIONING:
What is reinforcement

A

Making behaviour more or less likely to be repeated

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9
Q

CLASSICAL CONDITIONING:
RESEARCHER: PAVLOV (1927)

A
  • Was a russian psychologist who believed we learnt through association
  • He conducted a famous experiment of classical conditioning using dogs

METHOD:
He observed that his dogs salivated when his assistants opened the doors to their cages and inferred that they must have learned to associate the opening of the doors with food.

He tested this by associating the ringing of a bell with the food so that the dogs would salivate when they heard the bell

RESULTS:
BEFORE CONDITIONING: Food (UCS) = Salivation (UCR)
Rang Bell (NS) = No response
DURING CONDITIONING = Bell + Food (UCS) - rang bell every single time = Salivation (UCR) - Paired bell with food (association)
AFTER CONDITIONING = Bell (CS) = Salivation (CR) - dog salavated every time the bell rang even if no food is shown

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10
Q

CLASSICAL CONDITIONING:
RESEARCHER: WATSON AND RAYNER’S (1920): LITTLE ALBERT

A
  • Through classical conditioning they were able to create a phobia in one-year-old Albert
  • Before the experiment they ran baseline tests to check that Albert was a healthy, happy ordinary little boy
  • After the experiment he was left with phobias of anything fluffy, white, mask and soft toys for the duration of his childhood and some of his adult life

RESULTS:
BEFORE CONDITIONING: White rat (NS) = no fear
Steel bar hit the hammer (UCS) = fear (UCR) - natural reflex
DURING CONDITIONING: White rat (NS) + hammer (UCS) = fear - natural reflex
AFTER CONDITIONING : White rat (CS) = fear (CR) - condtioned reflex

Neutral Stimulus (NS): This is a stimulus that, before conditioning, does not naturally bring about the response of interest. In this case, the Neutral Stimulus was the white laboratory rat. Initially, Little Albert had no fear of the rat, he was interested in the rat and wanted to play with it.

Unconditioned Stimulus (US): This is a stimulus that naturally and automatically triggers a response without any learning. In the experiment, the unconditioned stimulus was the loud, frightening noise. This noise was produced by Watson and Rayner striking a steel bar with a hammer behind Albert’s back.

Unconditioned Response (UR): This is the natural response that occurs when the Unconditioned Stimulus is presented. It is unlearned and occurs without previous conditioning. In this case, the Unconditioned Response was Albert’s fear response to the loud noise – crying and showing distress.

Conditioning Process: Watson and Rayner then began the conditioning process. They presented the rat (NS) to Albert, and then, while he was interacting with the rat, they made a loud noise (US). This was done repeatedly, pairing the sight of the rat with the frightening noise. As a result, Albert started associating the rat with the fear he experienced due to the loud noise.

Conditioned Stimulus (CS): After several pairings, the previously Neutral Stimulus (the rat) becomes the conditioned stimulus, as it now elicits the fear response even without the presence of the loud noise.

Conditioned Response (CR): This is the learned response to the previously neutral stimulus, which is now the Conditioned Stimulus. In this case, the Conditioned Response was Albert’s fear of the rat. Even without the loud noise, he became upset and showed signs of fear whenever he saw the rat.

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11
Q

CLASSICAL CONDITIONING:
What is the important feature timing?

A

The gap between the condidtioned stimulus and the unconditioned stimulus is only 5 seconds
e.g. Dog salivated after hearing a bell because they associated it with food

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12
Q

CLASSICAL CONDITIONING:
What is the important feature extinction?

A

When a condtioned stimulus no longer produces a conditioned response
e.g if a dog no longer recieved food after hearing a bell, it will eventually stop associating the bell with food

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13
Q

CLASSICAL CONDITIONING:
What is the important feature spontaneous recovery?

A

When previously extinguished conditioned response returns, usually after a period of rest. This suggests that the learned association is not completely erased, but rather dormant

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14
Q

CLASSICAL CONDITIONING:
What is the important feature stimulus generalisation?

A

When a condtioned response is produced by stimulus that are similar to the conditioned stimulus
e.g if a dog barks when the doorbell rings, it might also bark when the oven timer dings

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15
Q

OPERANT CONDITIONING:
What is operant conditioning?

A

This refers to learning from the system of rewards and punishment
and if behaviour leads to a pleasant consequence (a reward), it is likely to be repeated, this means the behaviour has been conditioned
if behaviour leads to an unpleasant consequence (punishment), it is decreased

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16
Q

OPERANT CONDITIONING:
Explain Thorndike’s Law of Effect 1936

A

Thorndike had created a puzzle box in which he tested what we now know as positive reinforcement
He put hungary cats in cages with flexible doors which opened by pressing a button inside the cage
Thorndike timed how long it took a cat to press this button and escape
Intially cats explored the cage but didn’t know how to escape until Thorndike put fish outside the cage (the cage was called the puzzle box)
The fish was both a reward and a reinforcer which make the cats try a variety of different ways to escape so they could get the reward and eventually they managed it
Once Thorndike knew that the cats has worked out how to escape, he put them back in again and he timed how long it took for them to escape
Hopefully, because the cats knew that there was a reward in the form of the fish, they would escape more quickly as they would learn that pressing that lever would to escape
After 10 trials the cats learnt how to press the button inside their cages so they could escape and get food

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17
Q

OPERANT CONDITIONING:
Explain Skinner’s 1948 experiment

A

Created his own version of Thorndike’s puzzle box and puts rats instead of cats
Though he wouldn’t be able to use animals for research because of ethical guidlines by British Psychological society

Three operant that follows behaviour:
1) Neutral operants in which are neutral because they don’t increase or decrease behaviour
2) Reinforcer which are operants that increase the likelyhood of behaviour being repeated
3) Punishers which are environmental responses that decrease the chances of a behaviour being repeated because punishment weakenes behaviour

On one wall of the box, there would be a lever and a hopper that could deliver a food pellet to the animal when the lever was pressed. Initially, the rat is likely to wander around the box aimlessly until it accidentally presses the lever and receives a food pellet. Skinner would leave the animal in the box and measure how frequently the animal pressed the lever over time. The frequency should indicate the strength of the conditioning of the behaviour. This would then be repeated with other animals.

A rat in a Skinner’s box that was given positive reinforcement might receive a food pellet every time it pressed a lever and should learn to press the lever more often. A rat in a Skinner’s box that was given negative reinforcement might have an electric shock turned off if they press a lever, and should also learn to press the lever more often. A rat in Skinner’s box that had its heat turned off when it pressed the lever would be receiving negative punishment, and should learn to avoid the lever.

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18
Q

NEGATIVE REINFORCEMENT:
What is negative reinforcement?

A

This is when you remove something in order to get the desired behaviour

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19
Q

NEGATIVE REINFORCEMENT:
What is continuos reinforcement?

A

Providing a reward every time

20
Q

NEGATIVE REINFORCEMENT:
What is intermittent schedule?

A

Used as a way of maintaining already learnt behaviour

21
Q

NEGATIVE REINFORCEMENT:
Negative reinforcement in relation to phobias?

A

The behaviour (avoidance) occurs to reduce negative reinforcement the chances of coming into contact with the phobia stimuli

EXAMPLE:
If someone with a dog phobia sees a dog while walking, they might cross the road to avoid it. This avoidance reduces their anxiety, and the person is more likely to repeat this behavior in the future, reinforcing the phobia.

Negative reinforcement occurs when an aversive (unpleasant) stimulus is removed, and the behavior that led to its removal is strengthened. In the case of phobias, the removal of anxiety through avoidance is the negative reinforcement.

The avoidance behavior, reinforced by the reduction in anxiety, helps to maintain the phobia, even if the initial association with the feared stimulus fades

22
Q

POSITIVE REINFORCEMENT
Positive reinforcement in relation to phobias

A

The reward (postive reinforcement) is temporary - a reduction in panic and fear if we came face to face with the phobia
Therefore the phobic behaviour is repeated
Plays a role in maintaining the phobia through operant conditioning, where the avoidance behavior is reinforced by the reduction of anxiety.

23
Q

POSITIVE REINFORCEMENT
What is positive reinforcement

A

adding a desirable stimulus (a reward) after a behavior to increase the likelihood of that behavior being repeated

24
Q

POSITIVE PUNISHIMENT:
What is positive punishment?

A

Add an adversive (pleasant) stimulus straight away after a behaviour in order to decrease the likelihood of that behaviour happening again
The respondent associates the behaviour with negative consequence so they won’t want to do it again

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NEGATIVE PUNISHIMENT: What is negative punishment?
Involves taking away something immediately after the behaviour has happened The thing taken away is often something that that repondent enjoys or likes
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OPERANT CONDITIONING: Positve and negative punishment & reinforcement
POSITIVE PUNISHMENT: Adding something to decrease something POSITIVE REINFORCEMMENT: Adding to something to decrease behaviour NEGATIVE PUNSHMENT: Substracting something to decrease behaviour POSITIVE PUNISHMENT: Substracting something to decrease behaviour
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EVALUATION OF BEHAVIOURIST APPROACH:
Behaviourist approach is scientific The behaviourist approach uses the experimental method to examine observable behaviour in highly controlled laborator conditions This means psychologists can establish cause and effect An example of a controlled experiment conduced by behaviourists is: Skinners Rats, Watson and Rayner Therefore the behaviourist approach has scientific credibility and can be replicated Principles of conditioning are high in external validity because they can be applied to real life situations For example, toke/economy is used in prisons and works as secondary reinforcers These work by rewarding appropraite behaviour worth the token which can be exchanged for privledges Therefore principles of conditioning have many uses, which are generalisable and high in ecological validity Principles of conditioning can also be applied to psychopathology I.E. in the case of phobias systematic desentiasation replaces the feeling of fear with relaxation to the patient is no longer frightened when ijn the presece of the fear stimulus. Therefore the patient is conditioned to associate their phobia with relaxation instead of fear This means that because of conditioning tests what it aims to, it is high in construct validity However, the behaviouris approach relies heavily on research with animals Human beings are more complex than animals and have higher cognitive abilities. It is difficult to generalise findings from animal studies to humans. One example of an animal study in behaviourism is : Skinner 1948 This means that sometimes the behaviourist approach is reductionist because it ignores the complexity of humans, and their though processes
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SOCIAL LEARNING THEORY AND MAIN ASSUMPTIONS: Why is the social learning theory a learning theory?
It is a learning theory because it argues that people learn through imitation, identification, modelling and vicarious reinforcement And it falls under the learning approach because SLT involves people learning a new behaviour based on their environment and people within it. However, contary to the behaviourist approach, SLT says we do have some free will
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SOCIAL LEARNING THEORY AND MAIN ASSUMPTIONS: Explain the main assumption identification with the role model is important
= A person with whom the observer identifies with. The role model is usually attractive, has high social status, is of a similar age and the same gender to the observer. This model can exert influence indirectly by not being physically present in the environment but, for example, seen in the media. = The process by which an observer relates to/ associates themselves with a role model and aspires to become more like that role model.
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SOCIAL LEARNING THEORY AND MAIN ASSUMPTIONS: Explain the main assumption mediational (cognitive) processes play an important role in learning?
1. Attention - in order to learn from someone else you need to pay attention 2. Retention - when you remember the behaviour 3. Motor reproduction - the things that give you the ability to do something physically 4. Motivated - Reward and reinforcement ( you repeat the behaviour )
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SOCIAL LEARNING THEORY AND MAIN ASSUMPTIONS: Explain the main assumption learining is related to consequences of behaviour, sometimes know as vicarious reinforcement
= A type of indirect learning which occurs when an observer sees their role model being rewarded for displaying a certain behaviour. The observer is then motivated to imitate this behaviour, in an effort to receive the same reward
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SOCIAL LEARNING THEORY AND MAIN ASSUMPTIONS: CASE STUDY: BOBO DOLL ( BANDURA 1961) - Control, Aim, IV & DV
AIM: OVERALL AIM: To investigate observational learning approach AIM 1: To see whether children would reproduce aggressive behaviour when the model has no longer AIM 2: To look for gender differences in the learning of agression IV : 1. Role model - when non-agressive model - agressive model - no model ( control group ) 2. IV sex of the role model - male role model - female role model 3. IV sex of ppts - male - female DV: - Imitative aggression repsonse both physical and verbal - Particially imitative responses e.g mallet agression, sitting/bouncing Bobo doll - Non- imitative agressive response e.g slapping / punching Bobo doll, non-imitative physically and verbal agression, agressive gun play
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SOCIAL LEARNING THEORY AND MAIN ASSUMPTIONS: CASE STUDY: BOBO DOLL ( BANDURA 1961) - Procedure
PROCEDURE: OBSERVATION: watched the child for 20 mins through a one-way mirror male models and independent-observer watched recorded categories every 5 seconds (240 obserations for each child) Stage 1: children individually shown into a room with toys spent 10 minutes playing with toys while being exposed to the condtion they had been alloted: watching aggressive male or female role model watching non-aggressive male or female role model who played quietly/ no role model present Stage 2: Agression Arousal children needed to become angry so all group in the sample were exposed to mild agression each child was taken into a room with nice toys the child began to play with the toys but was then told by the experimenter that these toys were the best ones and reserved for the other children Stage 3: Test for delayed Imitation children entered a room which contained some agressive toys and some non-agressive toys the non-agressive toys included a tea set, crayons, three bears, and a plastic farm animals the aggresive toys included a mallet and peg board, dart guns, and a 3 foot Bobo Doll the child was in the room for 20 minutes, and their behaviour was observal and rated through a one-way mirror Observations were made at 5 second intervals, therfore giving 240 response units for each child other behaviours that didn't imitate that of the model were also recorded e.g. punching the bobo doll on the nose
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SOCIAL LEARNING THEORY AND MAIN ASSUMPTIONS: CASE STUDY: BOBO DOLL ( BANDURA 1961) - Results, Conclusions
Results: children who observed the agressive model made far more agressive responses than the other 2 groups this was found for all 3 measures ( imitative, partial, and non-imitative ) boys showed more physical aggression, girls showed more verbal aggression Demonstrates interactionist approach of testerone and how this interacts with social learning boys were more likely to imitate some - sex models but both sexes tended to imitate the same- sex model Conclusion: Witnessing aggression in a model can be enough to produce aggression by an observer children selectivity imitate gender - specific behaviours
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SOCIAL LEARNING THEORY AND MAIN ASSUMPTIONS: Evaluation of the social learning theory
- the social learing theory has a scientific credibility because it uses the experimental method to examine observable behaviour in highly controlled laboratory condtions. This means that psychologists can establish cause and effect and the studies can be easily replicated (STRENGTH) - the results of many studies into social learing theory may be influenced by demand characteristics. The artificiality of the task and environment may not reflect the way people learn in everyday life - they lack external validity ( WEAKNESS ) - The principles of social learning theory help us to understand many aspects of human behaviour, e.g. criminal behaviour. Ulrich (2003) found that the strongest cause of violent behaviour in adolescence was association with peer groups where violence was both modelled and rewarded ( STRENGTH ) - social learning theory does not take into, account the influence of biological factors, for example, the role of serotonin on depression and the role of testosterone on aggression. It may be that many of the aggressie boys in Bandura's research had high levels of testosterone that lead to their violent behaviour towards the bobo doll ( WEAKNESS )
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APPLICATION OF LEARNING APPROACH TO PHOBIAS: What are phobias?
We have fears, but not all of us have phobias a phobia is an irrational fear which interferes with the person's life freud believed that phobias are due to conflicts within the unconscious mind
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APPLICATION OF LEARNING APPROACH TO PHOBIAS: What is systemantic desensitisation ( Bandura, 1970 )
well- know behavioural therapy to learn a new, relaxing response to the phobic, ( conditioned ) stimulus and replace the old one it involves counter-conditioning. Bandura investigated this through fears of snake. Patients with a phobia are exposed to their phobia using an anxiety heirarchy
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APPLICATION OF LEARNING APPROACH TO PHOBIAS: What are three-steps involved in systematic desensitisation:
Fear heirarchy where they rank the phobic situation from least to most terrifying Relaxation training: when an individual is taught relaxtion techniques e.g. breathing techniques, mental imagery techniques Reciprocal inhibition exposing the patient to their phobic situation, while relaxed according to systematic desensitsation, two emotional states cannot exist at the same time e.g. a person cannot be able to be both anxious and relaxed at the same time and the relaxation should overtake the fear
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APPLICATION OF LEARNING APPROACH TO PHOBIAS: How is flooding related to phobias?
no anxiety heirarchy people exposed to phobic stimulus straight away so there is no opportunity for avoidance. Ideally means fear is nothing to be afraid of this process is called extinction because the controlled stimulus ( the object of fear ) is met without the unconditioned stimulus ( the fear ) can last 2 or more hours only one long session is needed to cure the phobia idea is that there is no opportunity for avoidance, thus removing reinforcement. The client learns the fear is not anything to be afraid of this process is called extinction because the controlled stimulus ( the object of fear ) is met without the unconditioned stimulus ( the fear ) informed consent is needed before this sort of treatment can begin due to its intensity and sensitivity
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SOCIAL LEARNING THEORY AND MAIN ASSUMPTIONS: What is imitation?
Imitation is copying or reproducing behaviour that has been learned through observation. When they do this, learners make a judgement about whether it is the right situation in which to reproduce it and whether they are likely to be successful in performing the action. They are also actively testing whether they should reproduce the behaviour again by evaluating the reinforcement they receive.
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SOCIAL LEARNING THEORY AND MAIN ASSUMPTIONS: What is modelling?
When a person performs a behaviour and is seen by another person, they are modelling the behaviour for them. If the people who are observing the behaviour judge that the other person should be their role model, they identify with them.
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SOCIAL LEARNING THEORY AND MAIN ASSUMPTIONS: CASE STUDY: BOBO DOLL ( BANDURA 1961) - Evaluation
— Bandura’s Bobo Doll experiment ignores the biological differences between boys and girls = Social learning theory suggests that we learn from experience, and so ignores other biological or psychological factors, thus adopting environmental determinism. > However, Bandura ignored the finding that “boys, in relation to girls, exhibited 4 significantly more imitative aggression, more aggressive gun play, and more nonimitative aggressive behaviour”. > This may be explained due to boys having higher levels of the hormone testosterone, which has been linked to increased aggressiveness. > Therefore, this suggests that SLT may not be a complete explanation for gender differences in behaviour, due to not accounting for the biological and hormonal differences between the sexes. — Demand characteristics in Bandura’s Bobo Doll experiment = Bandura’s study may lack internal validity, due to not entirely investigating the effect of aggressive role models because the Bobo doll is specifically designed to be hit. > The study may also lack mundane realism because it may not represent or measure how children would be aggressive in day-to-day situations, perhaps towards objects or people that are not meant to be struck. > Therefore, participants may have deliberately acted more aggressively towards the doll in order to please the experimenter (the ‘Please-U effect’). This reduces the generalisability of the findings. + Acknowledges the role of human cognition = Human cognitive and decision-making processes may be considered as more complex than that of animals. > SLT has the advantage, over behaviourism, that it recognises the role of mediational processes as the conscious and cognitive insight that humans have into their behaviour. > Therefore, SLT may be a better explanation of human behaviour, compared to behaviourism.
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EVALUATION - SLT
POINT: One strength of SLT is it emphasises the importance of cognitive factors EVIDENCE: Neither classical nor operant conditioning can offer a fully comprehensive account of human learning on their own because cognitive factors are not taken into account. Humans and animals store information about the behaviour of others and use this to make judgements about when it is appropriate to perform certain actions. EVALUATION: This shows that SLT provides a more complete explanation of human learning than the behaviourist approach by recognising the role of meditational processes.
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EVALUATION - SLT
POINT: However, the SLT does not take any biology into account. EVIDENCE: For example, recent research suggests that observational learning is controlled by mirror neurons in the brain, which allow us to empathise with and imitate other people. EVALUATION: This suggests that SLT may make too little reference to the influence of biological factors on social learning.
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EVALUATION - SLT
POINT: Another strength of the SLT is that it has real-world application. EVIDENCE: Social learning principles can account for how children learn from other people around them, as well as through the media, and this can explain how cultural norms are transmitted. Therefore, SLT has proved useful in understanding a range of behaviours such as how children came to understand their gender role by imitating role models in the media. EVALUATION: This increases the value of SLT as it can account for real-world behaviour.
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EVALUATION - SLT
POINT: One limitation of the SLT is that it relies too heavily on evidence from contrived lab studies. EVIDENCE: Many of Bandura's ideas were developed through observation of children's behaviour in lab settings. This raises the problem of demand characteristics as the artificial setting may have encouraged the children to behave as they believe was expected of them therefore reducing the study's internal validity. EVALUATION: This suggests that Bandura's research actually tells us little about how children actually learn aggression in everyday life.