Eyewitness Testimony Flashcards

(39 cards)

1
Q

Three stages of memory

A

Encoding
Storage
Retrieval

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Encoding

A

How information is stored in memory

Not all information is stored

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What may affect encoding of memory?

A

Prior knowledge of the event
Duration of the event
Repetition of the event
Stress (cortisol) level at the time

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is encoding based on?

A

Limited attentional resources

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Storage

A

Short term memory

Move to long term memory after rehearsal, repetition and surviving intervening experiences

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Where do encoded items go?

A

Short-term memory

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What enhances retrieval?

A

Motivation to recall
Desire to cooperate with questioner
Understanding what is important to recall

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What inhibits recall?

A

Motivation to recall (pressure causes stress)
Desire to cooperate with questioner
Understanding what is important to recall

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Until when were children not used as witnesses?

A

Early 1900s

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is recognition?

A

The ability to identify, after witnessing an event, or learning a list of items, any details or items that were present during the event or in the list

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is recall?

A

After witnessing an event, or learning a list of items, a participant is asked to describe the event or list all the study items that he or she can remember

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Semantic memory

A
General knowledge 
Facts
Places 
Names 
Words
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Episodic memory

A

Knowledge of personal events

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Tulving (1983)

A

Identified differences between semantic and episodic memory

Retrieval cues are important in retrieval of episodic memory

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What is a synergistic ecphory?

A

When retrieval cues activate a stored memory

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Scripts

A

Generalised event representation
Slot for every expectation
Leads to automatic expectations for slots to be filled when recalling the event

17
Q

When do we use scripts?

A

When there is a weak memory trace we use a script as a template

18
Q

Congruent

A

If the journey is congruent with your script-based knowledge, you are likely to retrieve it accurately

19
Q

Mismatch

A

If there is a mismatch between expectation and actual events, this may be resolved by using the expectation as a guide, preventing accurate recall

20
Q

Hess (1991)

A

Scripts develop with age

Young children have scripts for recurring events

21
Q

____ age children are more vulnerable to the negative effects of script based knowledge than ____ age children

A

Preschool

Elementary school

22
Q

____ children are unable to differentiate between a special event and a scripted event

23
Q

As children get older they are able to identify ______

Younger children may incorporate this into their scripts

A

Special events

24
Q

As children get older they learn more…

A

Words
Events
People
Speech

25
Jack et al (2009)
Language development is related to encoding of memories
26
Strategies for memory
Rehearsal Organisation - grouped into meaningful chunks Ellaboration - visual or verbal connections between words
27
Children's eyewitness testimony can be false because of
Lying | Conforming
28
Lying
Intentionally changing the truth due to an inability to remember events
29
Conforming
Unintentionally distorting the truth about events they do remember
30
Lindberg (1991)
Showed videos of children cheating Asked if the children cheated Younger children couldn't recognise cheating and so reported it less
31
As children get older, they become less _____
Suggestible
32
Ceci (1991)
Children are not very suggestible when talking about inappropriate touching or sexual abuse
33
Bruck et al (1995)
Children can be susceptible to suggestion and this can lead to wrongful convictions
34
Source monitoring
The ability to identify the sources of beliefs accurately
35
Children perform worse than adults....
Only when misleading questions are used
36
Children perform just as well as adults....
When the questions being used are fair
37
Bauer et al (1994)
Exposed children 1-2 years old to events both novel and familiar Tested 18 months later Children were able to recall many novel events Demonstrates ability for long-term recall of specific past events
38
Ways to reduce suggestibility
Reduce leading questions Use free recall Warn witnesses not to be influenced and tell them to only report what they are confident on
39
Social pressures - do adults make children lie?
Children want to comply with and please adults They aren't raised to question them They may lie to meet a goal set by an adult They may not deal with the pressure or leading questions in a court room - may lead to conforming in a stressful situation They are susceptible to demand characteristics in the courtroom