groups 1: intragroup processes Flashcards

(49 cards)

1
Q

what is a group?

A

two + individuals who define themselves as members of a group

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2
Q

what are the different scales and kinds of groups?

A

intimacy group: friends and family
task group: goal
social category: demographic
loose association: common place in time

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3
Q

what motivates people to join groups?

A

the need to belong

we have an intrinsic motivation to affiliate with others and be socially accepted

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4
Q

what are the characteristics of an intimacy group

A
high:
interaction
importance
common goals 
common outcomes
similarity 
entitativity (perception of group as single entity)

low permeability
long duration
small size

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5
Q

what are the characteristics of a task group

A

high entitativity

moderate/high
interaction
importantce
common goals 
common outocomes 

moderate
similairtiy
duration
permeability

small size

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6
Q

what are the characteristics of a social category

A
low
interaction
importance
common goals
common outcoes
similairty 
permeability 

moderate entitatitvity
long duratino
large size

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7
Q

what are the characteristics of a loose association

A
low
interaction
importance
common goals 
common outcomes
similairity 
entitativity 

short duration
high permeability
moderate size

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8
Q

how did children define groups

A

children were asked to point to different types of pictures that would categorise groups along different dimensions

key distinct features included:
sharing, loyalty and liking for intimacy groups

helping and interdependence for task groups

familiarity, similarity, shared preference, common knowledge for social category

no continuance and low permeability for loose associations

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9
Q

how does task type affect group potential

A

additive tasks like pulling a rope - sum of member’s indiviudal perfromance

disjunctive like decison making best member’s individual performance

conjunctive like moutntain climbing - weakest memver’s indivudal performance

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10
Q

what is group cohesion

A

the force that binds members to the group and induces them to stay with the group

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11
Q

what is task cohesion

A

the shared commitment to the groups task

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12
Q

what is interpersonal cohesion

A

the attraction to the group

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13
Q

what is group potential

A

the peformance that would occur if the members of a group work independently of each other, not as a group - a benchmark to evaluate actual group performance

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14
Q

what is social facilitation

A

an improvement in the performance of well-learned, easy tasks and a worsening of performance of poorly learned, difficult tasks due to the presence of members of the same species
can be facilitative or inhibitory
e.g cyclists faster in presence of others

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15
Q

how did Enigman et al. test whether social facilitation was species specific

A

Engaged chimpanzees and children in a task where they could retrieve food items from apparatus
Varied whether the individual was working on the task with another individual present, observing or competing.
Results
For chimps the act of being observed did not make a big difference and the competitive context made a strong difference
For children the pattern was different, the presence of another individual was enough to increase performance.
Authors argue that this may point to an evolutionary shift with additional sensitivity to being watched, ties into reputation and what others think of you.
BUT: this is comparing adult chimpanzees to preschool children

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16
Q

how did Sniezek & Henry (1989) investigate collective intelligence

A

putting individuals in a group made responses 23% more accurate when
MBA students were asked to rate the likelihood of dying form each of a list of potential causes
group discussion facilitates the process of arriving at the correct answer
BUT is this task specific

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17
Q

what is Zajonc’s drive theory of social faciliation

A

presence of others –> arousal –> increase in performaing dominant responses –> if correct, social faciliation, if incorrect social inhibition

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18
Q

what is group think?

A

a syndrome of poor group decision making where members of a cohesive ingroup strive for unanimity at the expense of a realistic appraisal of alternative courses of action
agree to conform despite disagreement

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19
Q

what are the antecedents of group think

A

high cohesiveness
homogeneous members, isolation, directeive leadership, unsystematic procedures,
stressful situations

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20
Q

what are the symptoms of group think

A

overestimation of the group
close-mindedness
increased pressure towards uniformity
defective decision making

illusions of invulnerability: excpessive optimism, encouraging extreme risks

collective rationalisation: discount warnrings, do not reconsider bad assumption, no motivation to adapt course of action

belief in inherent morality: believe in the rightness of their cause so ignore ethical consequences of their deicsions

stereotyped views of outgroups: negative views of enemy make effective responses to conflict seem unnecessary - inoculation effect

direct pressure on dissenteres: members are under pressure not to express arguments against any of the groups view

self censorship: doubts and deviations from the perceived group consensus are not expressed

illusins of unanimity: the majority of view and judements are assumed to be unanamous

self appointed mindguards: members protect the group and leader form infroamtion that is problematic or contradictory to the group cohesiveness, view and decisions

21
Q

what are the consequences of group think

A

incomplete consideration of alternatives
incomplete considertaon of objectiv es
littel to no risk determination of the preferred decisioin
no reevaluaiotn of laready rejected ideas
bias in infomratoin percpetion
rediced probaility of success

22
Q

what motivaitonal gains are there from being in a group

A

social competition: members want to outperform each other during group tasks where the indivudal contributions are identifiable

social compensation: motivation gain in groups if stronger group members increase their effort to compensate for weaker member’s suboptimal performance

kohler effect: weaker group members work harder to avoid responsibility of poor performance

23
Q

what motivational losses are there from being in a group

A

social loafing: group members reduce their effort because indivudal contributiosn are not identifiable

24
Q

what did Latante et al., 1979 find about social loafing

A

Measured individual contribution of clapping in a group context
Recorded sound pressure produced by individual members
Plotted against group size

as size of group increases, the contributions of individual members decreases
BUT efficiency motive, fear of evaluatoin, or imitaiotn

25
what did Bartis et al., 1988 find about social loafing
Average performance varied depending on whether participants performance was evaluated or not the effect of social loafing is task dependent need to separate loss of motivation from loss in coordination
26
what are the effects of a drop in motivation in groups
coordination loss: diminished performance if a group fails to coordinate individual contributions optimally production blocking: only one member can speak at a time dispensability effect: reduction in group member's task-related effort because individual contribution seems to have little impact on group performance sucker effect: anticipation that other members will lower effort, reduce personal effort to avoid exploitation
27
what countermeasures can we employ to avoid these losses in motivation
consciously ask for critical comments leaders should not state their own preference at the beginning of a meeting evaluate between groups form subgroups seek independent expert opinion and follow it embrace the role of the devil's advocate
28
what factors reduce the effectiveness of group brainstorming
production blocking free riding evaluation apprehension performance matching
29
what are Wageman et al's conditions for team effectiveness
should be interdependent for some common pupuse have stability of membership clear challenging, consequetial overall purpose small team, clear norms reward system technical assistance and training
30
what does the stanford prison study show about group polarisation
Uniform and authority props for guards Became so polarised that they treated the ‘prisoners’ in very dehumanising ways Being part of a group can have detrimental polarising effects
31
what is the minimal group paradigm
A set of experimental procedures designed to create groups based on essentially arbitrary criteria whose members show intergroup discrimination No interaction between participants within or between them and with no knowledge of who else belongs to each group Random assignment results to ingroup/outgroup bias, even among preschoolers (Dunham et al. 2014, Tajfel 1971)
32
how do groups shape individual identities
social identity: how we feel about our important and shared group membership social identity theory: we derive self-esteem from positively valued group membership difficult to undo the social identity positive ingroup identifaction against negative outgroup attitude build social identity Explanation for outgroup hostility, ingroup favouritism and intergroup conflict
33
what are the stages of group formation
lower hurdle to join/ feel part of a group but commitment curve ``` entry criterion (prospective member) acceptance criterion (new/full members) divergence criteria (marginal members) exit criterion (ex-member) ```
34
what is ingroup bias
Behaviours or evaluations that favour the ingroup over the outgroup Ingroup favouritism treats the ingroup more positively, outgroup derogation rates the outgroup less positively (e.g in giving fewer rewards) or negatively (e.g in giving punishments)
35
what is the outgroup homogeneity effect
A tendency to see the outgroup as more homogenous than the ingroup
36
what are moderating variables
Smaller ingroups result in greater in-group favouritism (Mullen et al. 1992) Threat even if merely perceived results in greater in group favouritism (Brewer, 1999)
37
what is social accentuation theory (Tajfel)
when social categories are correalted with a continuous dimension there is a judgemental tendency to overestimate the similiarities within and differences between the categories of this dimension
38
what is deindividualisaiton
A state in which individuals are deprived of their sense of individual identity and are more likely to behave in an extreme manner, often anti-socially and violating norms
39
what factors did Judd & Park (1988) find contribute to the outgroup homogeneity effect
judege ingroup and outgroup on various traits in contexts where they were competing or cooperating with the other group measured the deviation of estimates for homo/heterogeneity found that outgroup homogeneity dpends on context of interaction while ingroup seen as homogeneous regardless of context competition increased perceived outgroup homogeneity and ingroup heterogeneity
40
what did Diener et al.'s (1976) study find about how anonymity in groups leads to deindividualisation
children who were trick or treating in a group were either asked about where they lived or not to manipulate anonimity more chidren took extra candy when they were in a group and anonymous deindividualisaiton results in more stealing already at a young age
41
what is group polarisation
tendency to make decisions that are more extreme than the average of group member;s initial position in the direction already favoured by the group
42
does social media facilitate group polarisation
``` Step 1: private response Pre consensus Step 2: discussion Unanimous, consensus Step 3: private response Post consensus Record change in judgements Acute phenomenon Social media is viewed as facilitating group polarisation including like buttons and algorithms ```
43
what did myers & Bishop find about group polarisation
Groups who were high or low in prejudice Individual attitudes of high school kids before the discussion Engage in conversations with other high prejudice individuals and other low prejudice individuals The effect is facilitative showing a further divergence of prejudice The more persuasive arguments are the more extreme group attitudes become
44
what is persuasive arguments theory (Lamm & Myeres, 1978)
The more persuasive the presented arguments are, the more extreme the group members attitudes becomes informational influence
45
what is social comparison theory
we compare to others to evaluate our own opinions as we want to be liked by others and appear better than others we express stronger opinions after discovering that others share out views polarisaiton from exposure to others without hearing arguments normative influence
46
what is self-categorisation theory
the process of categorising oneself as a group member forms a social identity and brings about forms of group and intergroup behaviours referent influence
47
how do indiviudals react to information from ingroups and outgroups
Only arguments from ingroups influence attitudes Social comparison only takes place in regard to ingroup opinions For example conservatives should be persuaded only by other conservatives
48
what did graham et al., 2009 find about group polarisation, specifically whether liberals or conservatives use more liberal and conservative principles in their decision making
moral foundation theory - our views about morality can be grouped into harm, relevant context, fairness, group concerns, authority and purity Individuals were asked to rate themselves in terms of being conservative or liberal They were then asked to rate how different statements reflected different foundations of morality Different types of moral concerns become relevant which is amplified depending on how liberal or conservative you are Is this a cohort effect? good replicability
49
how do ingroups become more persuasive
ingroup members seen as similar on attributes relevant to judgement but different in other ways, outgroup members seen as all alike ingroup listeners can keep track of indivudals and their arguments, but can't remeber what outgroup members said what ingroup members arguments seem distinct and independent, outgroup member's arguments seem the same and listeners suspect contamination ingroup members arguments are persuasive while outgroup members arguments are not persuasive ingroup has an influence, outgroup has little influence