Social Psychology Flashcards

1
Q

What is the definition of social psychology?

A

Social psychology is the scientific study of the way in which people’s thoughts, feelings and behaviours are influences by the real or imagined presence of other people.
- Allport (1968, p3)

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2
Q

What is social psychology?

A

Social psychology is quite broad. Thoughts are not easy to get at, might ask people to verbalise them but people don’t always express accurately what they think. Self report not always the most reliable method. Could do other things such as measuring heart rate, skin conductance rate, etc.

One really crucial part is about how people are influenced by others. The most extreme part of interest is obedience, and Stanley Milgram’s work.

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3
Q

What was Milgram’s experiment on obedience?

A

Classic experiment on obedience.

Cover story: experiment to investigate the effects fo punishment on learning.
Not the true intention - wanted to see if you put people into a situation where they have to apply deadly electric shocks to others, would they do it?

One teacher (real participant), one learner (a confederate of the experimenter), both male, paired association learning task.

Learner strapped to an ‘electric chair’ that was allegedly attached to a shock generator in an adjacent room.

Shock generator: 30 switches, marker with voltage that ranged from 15 to 450 volts, 15-volt increments from one switch to the next.

Participants instructed to give a shock to the learner each time he gave a wrong response and to increase the shock level by one each time. The switches had indications of the severity of the shock levels (mild-danger).

[PIC]

Series of prods delivered in order when p’s refused to continue

- 'please continue' or 'please go on'
- 'the experiment requires that you continue'
- 'it is absolutely essential that you continue'
- 'you have no other choice, you must go on'

Dependent measure: maximum shock administered before the participant refused to continue.

Results: when teacher could neither see nor hear the learner, no participant stopped before 300 volts (when the learner seemed to band on the wall and no longer answered). 65% of the participants showed maximum obedience (ie. Administered 450 volts three times), mean maximum shock, 405 volts.

Conducted a series of experiments on obedience from early 60s to mid 70s when he published ‘Obedience to Authority’.

Began experiments following second world war to try and find some explanation of why people behaved in that way and killed so many people. Was it to do with German society, child rearing, something specific to that particular society. However, Milgram was more hesitant and said there were certain social principles at work that applied to any human individual so wanted to find out more.

Looked specifically for a wide variety of people (professions, etc). When people who volunteered arrived, they met another person who knew about the underlying aims of the experiment and was an actor. They then drew lots on which was going to be the teacher or the learner, but this was fixed so that the real participant was always the teacher. They then did a word association task.

The real aim of the shock task was to see how far people would go in this procedure before they refused to go further.

Found that around 2/3 of people went all the way to the highest shock levels.

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4
Q

What are some variations on Milgrams experiment? so the factors affecting the outcome

A
  1. Closeness of the victim - not just in terms of physical closeness but also an element of psychological closeness. Can they see and/or hear the victim, is the victim in the same room? The last variation was called ‘touch proximity’ where the person had to take the victims hand and press it down to apply the shock. 30% still went all the way at touch proximity, 40% in the same room but not touching.
  2. Authority of the experimenter (eg absent experimenter, office building location) - the experimenter being called away by a phone call and telling the participant to continue in his absence, % of people who go all the way drops but still 20%, however sometimes people started to stop following the rules and not increase the shock, or would lie to the experimenter when asked if they did as requested. When taken into a more everyday setting (office) there is more doubt about its legitimacy than in the scientific university environment so falls slightly.
  3. Group conditions (eg confederate administers shock, confederates rebel) - not actually the participants task to administer the shocks, they just read the questions. When it’s not the person themselves who administers the shock they were almost all happy to continue the procedure. They did not intervene. Tendency to look the other way and not take responsibility for the situation. However, if they has already seen others refusing to administer the shocks, this made them more likely to do the same.

Another variation was when the experimenter was more friendly, but the confederate (actor) wasn’t as likeable. As the experimenter was less forceful, less likely to do it. The important relationship here is between the experimenter and the participant, not so much the victim.

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5
Q

What causes obedience?

A

Milgram’s explanation
People move from a self-directed, autonomous state to an agentic state: They come to see themselves as an agent who acts on behalf of someone else.

Evolutionarily, people would be more likely to survive and pass on their genes if they were obedient so some innate tendency. Obedience is also typically associated with reward.

Ideology of what you’re doing - eg here it was about helping science and how important this is in their opinion. The reason that youre doing it.

Milgram suggested things happen when people move into the agentic state - they become tuned (pay more attention to the experimenter, not so much the victim), redefining the meaning of the situation (see it as supporting science not hurting people, change the meaning of their actions), loss of personal responsibility (because someone else has told them to do it they distance themselves from their actions), self evaluation is inhibited (because they are taking less responsibility for their actions so don’t feel the same guilt/shame/etc)

Milgram said people can come in and out of the agentic state, so to break out of the chain then they have to have come out of it. May happen when the victims protests become too strong.

Evidence for the agentic state and for loss of responsibility is not always clear cut. People have tried to do experiments later on and results not always the same. Tried to replicate in states (Berger) tried to get it through but with amended procedure. People were screened beforehand for psychological and vulnerability factors. The experiment was then administered by a clinical psychologist and could intervene if necessary. More important change however was that the shocks only went up to 150 volts and the only thing they were interested in was if people would go beyond 150 volts. 150 volts was the point at which people started to protest in Milgram’s experiment. Obedience rate didn’t change significantly from the 60s - this still happens today. They also tried to screen people out who may have had knowledge of the previous experiments.

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6
Q

What are the properties of an agentic state?

A

Properties of the agentic state:
• Tuning ie maximal receptivity to the authority while the learner’s protests are shut out
• Redefining the meaning of the situation as one of supporting science
• Loss of personal responsibility
Inhibition of self-evaluation

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7
Q

What might be some criticisms on the Milgram experiment?

A

Ethical concerns - not informed consent as didn’t know what was actually being tested.

Data interpretation - sample may not be representative, self selected sample in response to an advert. May not be representative of all people.

Evidence that these kind of things happen in other situations. Heufling asked 22 psychiatric nurses and observed them in a situation where they had placed a placebo on the ward of a drug where the maximum dose is stated and someone instructs the nurse to administer over this dose and he will come and sign the papers after, and 21/22 nurses did this.

Other criticisms include, maybe people didn’t think the situation was real. They assumed that the psychologists weren’t doing what they said they were doing. However video evidence of the experiments show that the participants experience visual stress symptoms which would have been difficult to fake if they didn’t believe the situation.

Some others question whether it is actually obedience that these experiments test. If it was then the participants would have reacted in a particular way to the prods. The opposite was often the case after the 4th prod, which is the one which actually sounded the most like an order.

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8
Q

Social identity explained

A

How people behave depend son how much they perceive a shared identity with the experimenter or the victim.

At the beginning there is a shared identity with the experimenter (invited them to come, scientific authority, etc).

However, as soon as participants are not as strongly encouraged to put themselves into the same category as the experimenter the obedience levels fall

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9
Q

What is the definition of conformity?

A

A change of an individual’s behaviours and opinions when the learn that the majority of the people in a group they belong to behave differently or hold different opinions.

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10
Q

What is majority influence and how did Sherif investigate it (1935, 1936)?

A

This is part of a group and the relationships in that groups are of same hierarchy, no authority power difference, adopt these different behaviours because they want to.

Sherif used autokinetic effect (completely dark room, single point of light which you focus on and over time this seems to move. It is actually stationary but what moves is your eyes, and as you have no reference point as its completely dark, it seems to be the light that this moving.

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11
Q

What did Sherif find from his 1935 experiment on majority influence?

A

At first where people di it on their own, then median judgement. Sessions 2, 3 and 4 carried out as part of a group. We see that the very different judgements when alone start to converge when part of a group. Sherif called this the funnelling effect.

Other version where did it first in a group and then on their own. In this case it isn’t an exact reverse of the first version, the answers only slightly split off when do it on their own, so seems that to an extent they have internalised the norm they found in the group situation.

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12
Q

What was the Asch experiment on majority influence in 1951, 1952)?

A

when people are exposed to a situation where others are confederates and are instructed to give judgements which were clearly wrong.

match standard lines with comparison lines. There was only one true participant, but 6 confederates instructed to give the same unanimous answer in 12/18 times.

In 36.8% of the trials, conformity to the wrong judgements of the majority was observed, however there were strong individual differences. Only about 5% shows conformity on al trials, 24% remained independent all the time, but the majority gave a different answer at least once.

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13
Q

What was the Teunissen et al (2010) experiment on majority influence?

A

Looking here at adolescent self reported readiness to drink alcohol in certain situations.

Carried out on Dutch boys who interacted on what they saw as a chat room but actually was set up so that the participant was interacting with e-confederates which has pre-programmed responses.

They were given 10 situations in which they were meant to indicate if they would drink alcohol or not in the situation and the e-confederates would either give a response which was more in favour of alcohol than the typical response for boys of that age, or they would give a more anti-alcohol response.

Also manipulated whether these peers were supposedly popular or not. They then looked at the extent that the real participant would respond after being exposed to these alleged peers.

Unsurprisingly, there was more conformity when the peers were seen as more popular, and interestingly also when the response was more anti-alcohol. Maybe feel permission to voice the opinion when a popular person has said it.

Another area that has been investigated is star rating on products. People are influenced by these ratings. This can be manipulated by companies.

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14
Q

Why do people conform? what are the 2 forms of social influence

A

Suggested that people have 2 goals - want to be correct about what they think and want to make a good impression on other people. Sometimes these two are in conflict.

The distinction between the 2 forms of social influence is important.
Informational - when they think the other people have the right answer and they follow them to be correct.
Normative - when they want to make a good impression on other people.

In Asch’s experiment its clear that they wanted to make a good impression, as the answer was clear, whilst Sherif was more informational.

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15
Q

What is informational vs normative influence?

A

In normative - you comply. However, compliance means publicly you go along with it, but privately you actually disagree. If you ask the person on their own they wouldn’t stick to the wrong answers of the group.

Informational is different though - people look to others for the answer and they internalise it, meaning they don’t only go along with it publicly but also privately so they maintained the norm when away from the situation.

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16
Q

What was the Moscovici, Lage and Naffrechoux (1969) experiment on minority influence?

A

Argued that the key influential person was typically not of authority. Instead of having a majority instructed to give answers to an individual (such as in Asch experiment) it was a minority who did this in order to instruct the group.

6 person group with 2 confederates instructed to say a wrong answer about slide colour.

Interesting because they found that the minority could have an influence and even though the influence was not massive, in the consistent condition 32% of the participants gave at least 1 green response when all slides were blue, and 8% of responses were all green when all the slides were blue.

Second variation, he measured people colour perception for green, and had shifted and even the case in individuals who hasn’t publicly said green but influenced on a more latent level.

This suggests that the influence happens both directly and indirectly.

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17
Q

What was the Moscovici and Personnaz (1980) experiment on minority influence?

A

Did this in pairs with one being a confederate.

Was particularly interested in how judgement of after image changes depending on if been exposed to majority or minority influence.

If people are low on the graph this suggests they have seen the slide as blue. If higher then suggests they have seen green. Majority influence start seeing blue and continue to do so.

If people are exposed to the green response and think it is a minority then they also start off with blue and then start to see green as their after image moves towards the purple point.

On an indirect level something seems to be going on, even though not publicly. Suggested that people pay a lot of attention to what the minority says as they try to work out why they say these things. In doing so, cognitively something changes, they really start to consider the issue and think maybe there’s something behind it and might be converted to that opinion, even though often not publicly.

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18
Q

Wha t is the sleeper effect?

A

The sleeper effect: if you try to persuade people and not particularly persuaded at the beginning as source isn’t what they are keen on but over time they forget the source but the message stays. The message become strong but only after a while.

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19
Q

What are the seven important factors in group definitions?

A

Johnson and Johnson 1987

  1. Interaction
  2. Self-perception of belonging to a group
  3. Interdependent (‘being in the same boat’)
  4. Purpose of goal achievement
  5. Purpose of need satisfaction
  6. Structure through roles and norms
  7. Mutual influence
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20
Q

What is social facilitation?

A

Improvement of performance in the presence of others

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21
Q

What is social loafing?

A

Investing less effort whoen part of a group

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22
Q

What are the possible changes of the effects of the present of others on performance?

A

Social Facilitation

Social Loafing

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23
Q

What is the drive theory of social facilitation experiment?

A

Zajonc, (1965)

Did experiment with cockroaches - easy maze and harder maze. If shine light on them they run to find the dark again.

He let cockroaches run through these mazes and either did or didn’t place other cockroaches in glass containers around them. When they were watched by other cockroaches they ran through the simple maze more quickly, but took longer on the complicated maze. This is because the complicated maze is not a dominant response so the presence of an audience damages their response.

24
Q

What was found about social loafing by Latané, Williams and Harkins (1979)?

A

Got people to shout in groups of difference sizes. In larger groups they found that the performance of individuals goes down as don’t have to try so hard. Some of that loss from what happens in real groups is due to coordination loss. Also loss from reduced effort.

25
Q

What was the Stasser and Titus (1985) study on group mentality?

A

Based on a real study.
Have a group of 4 people and they are meant to decide which of 2 candidates is better for a job there are 2 conditions:

shared information condition where all members of the group have exactly the same information on the candidates.

In the group, the information is distributed amongst different people.as a group they have the same information as the other type, but the problem is that not everyone has the same information - they need to share it. What happens is people don’t share well enough and as a result they make different decisions.

End up making a sub-optimal decision in the seconds condition compared to the first.

This illustrates the importance of effective information sharing.

26
Q

What was the Larson, Jr., Christensen, Franz and Abbott (1998) study on group mentality?

A

Similar to the job interview one but in a medical context. 22 nurses instructed to give dosage above maximum.

Tend to focus on the shared information - like to have approval, people like to agree with others, also if something is not shared might assume that it’s not important. As humans we fight against the wish for conformity and for things to go smoothly and to not rock the boat. Can be difficult to disagree with people.

Important to be aware that these human difficulties can stand in the way of making optimal decisions.

27
Q

What did Sherif (1935, 1936) do on majority influence?

A

Used autokinetic effect (in dark room, a stationary point f light seems to be moving) participants estimated how far a point of light had moved. First alone, then in groups of 2 or 3 vs first in groups, then alone

This is part of a group and the relationships in that groups are of same hierarchy, no authority power difference, adopt these different behaviours because they want to.

When participants responded first individually, then in groups, the personal norms developed during the individual judgement converged towards a group norm when judging as part of a group (funnelling effect)

Participants who had first responded in groups kept the group norm when responding individually

At first where people di it on their own, then median judgement. Sessions 2, 3 and 4 carried out as part of a group. We see that the very different judgements when alone start to converge when part of a group. Sherif called this the funnelling effect.

Other version where did it first in a group and then on their own. In this case it isn’t an exact reverse of the first version, the answers only slightly split off when do it on their own, so seems that to an extent they have internalised the norm they found in the group situation.

28
Q

What was the Asch experiment (1951, 1952)?

A

Participants had to match a standard line to one of three comparison lines.

1 participant, 6 confederates who had been instructed to unanimously give a wrong answer on 12/18 trials.

In 36.8% of the trials, conformity to the wrong judgements of the majority was observed, however there were strong individual differences. Only about 5% shows conformity on al trials, 24% remained independent all the time, but the majority gave a different answer at least once.

Strong individual differences:

- 5% showed conformity on all trials
- 76.4% gave a wrong answer at least once
- 23.6% remained completely independent

Was also interested and wanted to see if this also happens when people are exposed to a situation where others are confederates and are instructed to give judgements which were clearly wrong. Had to match standard lines with comparison lines. There was only one true participant, but 6 confederates instructed to give the same unanimous answer in 12/18 times.

29
Q

What was the Teunissen et al 2012 experiment?

A

Social influence on self-reported willingness to drink alcohol
74 14-15-year-old Dutch boys
interacted in a simulated Internet chat room
with 3 pre-programmed e-confederates, whom they believed to be real peers in their year
• pro-alcohol vs. anti-alcohol norm
• popular vs. unpopular peers
conformity to pro- as well as anti-alcohol norm peers was observed
more conformity to popular peers, particularly if they supported an anti-alcohol norm

Participants were provided with 10 scenarios and had to indicate how willing they were to drink alcohol in this situation. For 6 scenarios the e-confederates seemed to suggest an answer either above (pro-alcohol norm) or below (anti-alcohol norm) the average willingness to drink alcohol of boys of this age in this situation established in a pre-test, for the remaining 4 scenarios they gave the average answer. Participants then responded to the scenarios again privately. There was some indication of internalisation of the norm the “peers” had suggested.

People have looked to take this into more directly relevant domains. Looking here at adolescent self reported readiness to drink alcohol in certain situations. Carried out on Dutch boys who interacted on what they saw as a chat room but actually was set up so that the participant was interacting with e-confederates which has pre-programmed responses. They were given 10 situations in which they were meant to indicate if they would drink alcohol or not in the situation and the e-confederates would either give a response which was more in favour of alcohol than the typical response for boys of that age, or they would give a more anti-alcohol response. Also manipulated whether these peers were supposedly popular or not. They then looked at the extent that the real participant would respond after being exposed to these alleged peers.

Unsurprisingly, there was more conformity when the peers were seen as more popular, and interestingly also when the response was more anti-alcohol. Maybe feel permission to voice the opinion when a popular person has said it.

Another area that has been investigated is star rating on products. People are influenced by these ratings. This can be manipulated by companies.

30
Q

Why do people conform?

A

2 goals:
• being correct
• making a good impression on other people
these result in 2 fundamentally different forms of social influence:
• informational influence
• normative influence

Dual process dependency model (Turner et al., 1997)

Suggested that people have 2 goals - want to be correct about what they think and want to make a good impression on other people. Sometimes these two are in conflict.

The distinction between the 2 forms of social influence is important.
Informational - when they think the other people have the right answer and they follow them to be correct.
Normative - when they want to make a good impression on other people.

In Asch’s experiment its clear that they wanted to make a good impression, as the answer was clear, whilst Sherif was more informational.

31
Q

Different between informational and normative influence

A

Informational influence results in private acceptance, normative influence results in public compliance.

32
Q

What did Moscovici, Lage and Naffrechoux say about minority influence?

A

Moscovici, Lage and Naffrechoux (1969): Social influence is not limited to a one-directional influence of the majority on the minority, but a minority can also influence the majority.
Similar to Asch experiment, but with minority of confederates
Task and experimental conditions:
To name aloud the colour of slides
4 participants, 2 confederates who were instructed to state that the slides were green
- on every of the 36 trials (consistent condition)
- on only 24 of the 36 trials (inconsistent
condition)
- control condition: 6 participants

Results:
Consistent condition: 32% of the p’s gave at least one ‘green’ response, 8.42% of all responses given were ‘green’
Inconsistent condition: no significant influence, 1.25% ‘green’ responses
Control condition: 0.25% ‘green’ responses
Shift in the threshold for perception of ‘green’ particularly for p’s who hadn’t publically conformed to the minority

Argued that the key influential person was typically not of authority. Instead of having a majority instructed to give answers to an individual (such as in Asch experiment) it was a minority who did this in order to instruct the group.

6 person group with 2 confederates instructed to say a wrong answer about slide colour.

Interesting because they found that the minority could have an influence and even though the influence was not massive, in the consistent condition 32% of the participants gave at least 1 green response when all slides were blue, and 8% of responses were all green when all the slides were blue.

Second variation, he measured people colour perception for green, and had shifted and even the case in individuals who hasn’t publicly said green but influenced on a more latent level.

This suggests that the influence happens both directly and indirectly.

33
Q

What did Fazio (1995) say about attitudes?

A

Fazio (1995): attitudes as object-evaluation associations, strong object-evaluation associations result in automatic activation of an attitude.

34
Q

What are the two ways of measuring attitudes?

A

2 main assumptions when measuring attitudes:
• Attitudes can be quantitatively measured (people’s attitudes can be assigned numerical values)
• A particular questionnaire item has the same meaning for all participants – the given response is scored the same for everyone

35
Q

Summated ratings (Likert, 1932)

A
  • Most common
  • Initially pool of about 100 attitude statements that clearly express a positive or a negative attitude
  • Respondents indicate the degree of agreement with each statement, typically on a 5- or 7-point scale, ranging from ‘strongly agree’ to ‘strongly disagree’
  • The attitude score is the sum of scores (or the average)
  • In order to avoid acquiescence bias, for about half of the statements agreement should indicate a positive attitude and for the remaining statements agreement should indicate a negative attitude (scoring for the latter items is reversed)
  • Statements that don’t correlate highly with the overall score are dropped

Many methods but this is most likely to be come across.

This is where people response to certain statements on a scale from strongly agree to strongly disagree. When these scales are developed they first have to collect a really large number of statements that might express the attitude in some way. These are then asked to be responded to on the scale on how far the individual agrees with them.

Important that acquiescent bias is avoided. Need to word the statements so that people aren’t just agreeing to a particular statement. Agreeing should mean you have a positive attitude to some statements and negative attitude to others. Then on the scoring system some items have their scoring reversed so that get an indication of what extend people feel positively or negatively to a statement.

The problem with summing up and taking a mean of scores is that you assume that the distance between the scale point sis the same. This is not always the case (eg different between 4 and 5 is not always the same as between 3 and 4). If you cant be sure that the difference between the points is the same and significant then you shouldn’t be using these methods.

36
Q

Attitude-behaviour relationship

A

The correlation between attitude and behaviour is often low or non-significant

LaPiere (1934):
travelled through the US with a young Chinese couple at a time when there was a strong prejudice against Chinese people, had no problems getting rooms in hotels or tables in restaurants
however, when LaPiere wrote to the hotels and restaurants afterwards, asking whether they would accept Chinese people as guests, he received 92% rejections (1% approval, 7% undecided)

Had accepted the people without problem, but when asked about it they said that they wouldn’t.

Wicker (1969):
review of research on the attitude-behaviour relationship
average correlation between attitudes and behaviour only .15, rarely larger than .30
however: there are conditions that result in a high attitude-behaviour consistency, e.g., when the attitude is strong, stable, salient and relevant

Problem: the observed behaviour is specific, but the attitude that is measured is often general
One solution:
multiple behaviour observations which generalise across one or more of the four elements: action, target, context, time (repeated behaviour criterion, multiple act criterion)
Fishbein & Ajzen (1974): correlation of .70 between attitude towards religion and religious behaviours using this method

There are cases where the effect is bigger - where belief is stronger salient at that time and when it is relevant.

37
Q

What are the problems with LaPiere’s study?

A
  • Respondents were not always the same as those who had admitted them when travelling
  • Attitudes were assessed 6 months later – could have changed, e.g., due to political changes
  • Would the same results have been obtained if the Chinese couple had not been well-dressed and travelled without the high-status white professor?
  • His accompaniment will have probably played a big role
  • Issue of accountability
  • May not have been the same people who were on the door as responded
  • Also was a time lag between the events so things could have changed and changes attitudes between these times
38
Q

Theory f reasoned action (fishbein and ajzen 1974)

A

Attitude towards a behaviour and subjective norms (each weighted for their relative importance) jointly determine the intention to perform a behaviour

Have to take into account attitude and also the subjective social norms. Need to know what people believe, do they think if what they believe happens is good or bad, what do other people think and do they want to comply with what other people think. From these things we get a prediction of what people will do.

39
Q

Manstead, Profitt and Smart 1983 (attitudes)

A

prediction of whether mothers would
breastfeed their newborn baby, correlation
intention-behaviour .77
Intention predicted measuring the TRA
factors:
• behavioural belief
e.g., “Breastfeeding establishes a closer mother-baby bond.”
• outcome evaluation
e.g., “Establishing a closer mother-baby bond is very important.”
• subjective norm
e.g., “My midwife is in favour of my breastfeeding my baby.”
• motivation to comply
e.g., “I want to do what my midwife says.”

40
Q

Theory of planned behaviour (ajzen 1985)

A

Extension of the TRA, added construct of perceived behaviou-ral control (extent to which ability to perform behaviour is seen to be dependent on certain opportunities or resources)

Also takes into account whether you believe you can do this thing which has an effect on intention and behaviour directly.

This is shown in dieting, studies have shown the perceived behavioural control is very important.

41
Q

What did Madden, Ellen and Ajzen show in 1992?

A

Demonstrates better ability of the TPB to explain behaviour when behaviour in question is more difficult to control, e.g., getting a good night’s sleep as opposed to taking vitamins

Things that are relatively easy to control (eg taking vitamins) these models are pretty similar in how good they are. However, things that are harder to control (eg hours of sleep per night) then less so as take into account how much control people think they have over that behaviour.

Other models important in seeing whether people would be able to or be willing to change their behaviours for a positive change.

42
Q

About changing attitudes through persuasion?

A

Early models focused on
• the communicator (source factors)
• the nature of the communication or
message (message factors)
• the nature of the audience or target (receiver/audience factors)
• the situation in which the communication
is made

Early models of persuasion looked at factors like the communicator (is this being communicated by someone thought to be an expert or not for example), the nature of the message (is it one sided? Or two sided?), nature of audients (more intelligent audiences like a 2 sided argument, audience things yeh but what if?), and partly the situation in which the communication is made.

43
Q

Overview of the persuasion process

A

Things that people looked at, to what extent does credibility, likability, the strengths of the arguments, forewarning or distractions etc - what extent do these things make a difference?

The sleeper effect: if you try to persuade people and not particularly persuaded at the beginning as source isn’t what they are keen on but over time they forget the source but the message stays. The message become strong but only after a while.

44
Q

Bother and Insko (1966) the effects of source credibility and position discrepancy

A
Low credibility:
YMCA instructor 
High credibility: 
Nobel Prize 
winner

Participants were exposed to a message arguing that the average adult sleeps too much and should get 8, 7, 6, 5, 4, 3, 2, 1, or 0 hours sleep per night. The source was said to be a Nobel Prize winning physiologist or a YMCA director. In both cases the observed attitude change increased up to certain point and then decreased again. Where this point was depended on credibility, e.g., if credibility was high, attitude change was observed even when the message was highly rather than moderately discrepant from the participants’ initial attitude

45
Q

Duel process models of persuasion

A
  • Stemming from the more recent focus on cognitive responses to the content of a message, i.e., focus on what cognitive processes determine whether someone is persuaded
  • Elaboration-likelihood model (Petty & Cacioppo, 1986)
  • Heuristic-systematic model (Eagly & Chaiken, 1993)

More about looking at what happens cognitively when people are presented with something that tries to persuade them.

46
Q

Elaboration-likelihood model (Petty and Cacioppo, 1986)

A

If high as highly motivated to process the message, have the intelligence to do so and are interested and it relates to them then they will take a central route in which they carefully process the information in the message and the changing of their attitude depends o the message of the argument.

If these things are ow they will take a peripheral route involving heuristic processing (is the message from an expert, are they physically attractive, etc). An example of this is car adverts with attractive women in them (but not so much if the audience was a car expert).

47
Q

Petty, Cacioppo and Goldman

A

One factor that affects whether people take the central or the peripheral route is personal involvement. If it is high, people are more influenced by the quality of the arguments than by the expertise of the speaker, if it is low, however, they are more influenced by the expertise of the speaker than by the quality of the arguments. Therefore, if people are personally involved, whether or not they are persuaded by a message should only depend on the quality of the arguments, but not on the expertise of the source, whereas if people are not personally involved, attitude change should depend more on the expertise on the speaker than on the quality of the arguments.
This was confirmed in the experiment by Petty et al. (1981) on US college students who listened to a speech arguing that all students should be required to pass a comprehensive exam in their major subject before they graduate. In the high personal involvement condition participants were told that the university was considering this at the moment, in the low personal involvement condition subjects were told that the university was considering to introduce this not before in 10 years time. The high expertise source was said to be professor at Princeton University, whereas the low expertise source was said to be a high school student. As expected, highly involved participants showed a similar level of attitude change, regardless of whether the speech was said to come from a Princeton professor or high school student (this change overall was low, because students who would be affected by the suggestion obviously didn’t want to do another exam). They were affected by the quality of the arguments, however, with significantly more attitude change towards the position supported by the speech when the speech contained strong arguments. Participants with a low involvement, on the other hand, were strongly affected by the expertise of the speaker (they changed their attitude more towards his position when he was said to have high rather than low expertise).

48
Q

Heuristic-systematic model

A
  • Heuristic: rule of thumb, mental shortcut
  • People are motivated to hold valid attitudes
  • Reliance on heuristics (e.g., expertise, attractiveness, message length) as long as they satisfy need for confidence in attitude we adopt; switch to systematic, effortful processing if heuristic processing doesn’t create sufficient confidence
  • Sufficiency principle: process as much as necessary to reach sufficient degree of confidence, sufficiency threshold
  • Heuristic and systematic processing can co-occur

• Motivation can also influence likelihood of systematic processing
• Processing motives (Chaiken, Liberman & Eagly, 1989)
• accuracy motivation (unbiased processing aimed at arriving at a valid position)
• defense motivation (biased processing aimed at
confirming the validity of a preferred position)
• impression motivation (strategic processing aimed at expressing attitudes that will please potential evaluators)

49
Q

What are the seven important factors in group definitions (Johnson and Johnson 1987)?

A
  1. Interaction
  2. Self-perception of belonging to a group
  3. Interdependent (‘being in the same boat’)
  4. Purpose of goal achievement
  5. Purpose of need satisfaction
  6. Structure through roles and norms
  7. Mutual influence
50
Q

What is the effect of the presence of others on performance?

A

Both positive and negative effects of the presence of others on performance have been observed

Social facilitation:
Improvement in performance as a result of the mere presence of others

Social loafing:
Tendency to invest less effort when being part of a group

Social facilitation - improvement of the performance of others in the presence of others

Social loafing - investing less effort when part of a group

51
Q

What is the drive theory of social facilitation (Zajonc, 1965)?

A

Zajonc, Heingartner, and Herman (1969):
social facilitation in cockroaches, 32 female cockroaches were exposed to a bright light (a noxious stimulus for cockroaches) which was placed at the end of a maze. The maze was either a simple maze (a straight runway) or a complex maze where cockroaches had to turn right to reach the goal, a dark box into which they could escape. The time it took the cockroaches to run to the other end was recorded. In some of the conditions other cockroaches were forced to play the passive audience by putting them into see-through plastic boxes located around the maze. The results showed that, as predicted, the cockroaches ran faster through the simple maze and more slowly through the complex maze in the presence of other cockroaches compared to when they were alone.

Did experiment with cockroaches - easy maze and harder maze. If shine light on them they run to find the dark again.

He let cockroaches run through these mazes and either did or didn’t place other cockroaches in glass containers around them. When they were watched by other cockroaches they ran through the simple maze more quickly, but took longer on the complicated maze. This is because the complicated maze is not a dominant response so the presence of an audience damages their response.

52
Q

The effects of evaluation apprehension - Markus 1978

A

An attentive audience
improved performance at a simple task (taking
off and putting on normal clothes) and
impaired performance at a difficult task (putting on and taking off lab clothes)

Incidental audience: back turned, mere presence
Attentive audience: watching audience, evaluation apprehension

53
Q

Social loafing - Lantana, Williams and Harkins 1979

A
An attentive audience
improved performance
at a simple task (taking 
off and putting on normal clothes) and
impaired performance
at a difficult task (putting on and taking off lab clothes)

Incidental audience: back turned, mere presence
Attentive audience: watching audience, evaluation apprehension

54
Q

Information sampling model of group discussion (Stasser and Titus 1985, 1987)

A

Probability that an item of information will be discussed increases as the number of members who can recall and mention the item increases
• Individual more likely to mention info related to their preferred decision
• Info related to preferred decision is more salient, so better recalled
• The more group members have a piece of info the more likely it is that it will be mentioned during discussions
If information distribution is biased amongst group members (hidden profile), then discussion will improve decision making, if information distribution is not biased, then discussion will have no effect

A model that looks at what happens when people make decisions as part of a group.

Groups consisting of 4 members discussed the suitability of 2 candidates for student body president. The information they were given about candidate B was the same for all groups and consisted of 4 positive and 4 negative items. Information about candidate A consisted of 8 positive and 4 negative qualities, hence this candidate was the superior candidate. In the shared information condition, all group members received complete information about candidate A. In the unshared information condition, group members were told the same negative qualities of candidate A, but each person only received information about two positive qualities, which no-one else in the group was told about. Stasser and Titus found that, when asked to make a decision about who was the more suitable candidate, the groups focused on the information they shared, with the result that in the unshared condition only 24% of groups preferred candidate A, whereas in the shared condition 83% of groups preferred candidate A. It has been found that if group members are told that others don’t know what they know and that different members are responsible for different kinds of information, people will share more.

Based on a real study.
Have a group of 4 people and they are meant to decide which of 2 candidates is better for a job there are 2 conditions:

shared information condition where all members of the group have exactly the same information on the candidates.

In the group, the information is distributed amongst different people.as a group they have the same information as the other type, but the problem is that not everyone has the same information - they need to share it. What happens is people don’t share well enough and as a result they make different decisions.

End up making a sub-optimal decision in the seconds condition compared to the first.

This illustrates the importance of effective information sharing.

55
Q

What did Larson, Jr., Christensen, Franz and Abbott (1998) study in group behaviour?

A
  • Application of Titus & Stasser’s paradigm in a medical context
  • Groups consisting of 2 assistant doctors and 1 medical student viewed different tapes of 2 doctor-patient interviews and discussed diagnosis
  • Vigilance vs. no vigilance instruction
  • Shared information mentioned and repeated more often and mentioned earlier in the discussion than unshared information
  • Diseases implicated by shared information were rated as more likely than diseases implicated by unshared information, no effect of vigilance

Example of this in a medical context.

Tend to focus on the shared information - like to have approval, people like to agree with others, also if something is not shared might assume that it’s not important. As humans we fight against the wish for conformity and for things to go smoothly and to not rock the boat. Can be difficult to disagree with people.

Important to be aware that these human difficulties can stand in the way of making optimal decisions.