Other slides in this set

Slide 2

Preview of page 2

Here's a taster:

WHY SHOULD WE STUDY EWT?
Loftus (1986) found jury members trust EWT
more than forensic evidence
Even where EWT is the only key evidence, it
results in 75% of convictions…read more

Slide 3

Preview of page 3

Here's a taster:

ACCURACY OF EWT
3 stages of Memory:
Encoding (Taking it in)
Storage (Sensory-STM-LTM)
Retrieval (Remembering)…read more

Slide 4

Preview of page 4

Here's a taster:

ACCURACY OF EWT- WHAT
AFFECTS THE 3 STAGES OF
MEMORY?
Encoding:
Age- what you are able to take in
L.O.P (levels of processing)- (the way we process information-semantic, phonetic, structural)
Emotional state
Weapon focus effect
Schema theory
Attributions- trying to place blame
Storage:
Speed of crime- too much information to store in memory
Schema theory- trying to make sense of the information hinder storage
Reconstructive memory- filling in the gaps where we can't remember
Co witnesses-adapting your story to fit with other people's stories
Retrieval:
Repression- blocking the traumatic memory
Age
Emotional state…read more

Slide 5

Preview of page 5

Here's a taster:

FACTORS AFFECTING EWT- EVENT
FACTORS
Amount of time under observation
Distance from eyewitness to incident
Visibility
Obstructions
Known or seen before
Any reason to remember
Time Lapse- how much time passes between the incident and giving
evidence
Errors or material discrepancies- if someone makes a mistake on a
small detail, doesn't mean they are wrong on major details…read more

Slide 6

Preview of page 6

Here's a taster:

FACTORS AFFECTING EWT- EVENT
FACTORS
·Level of arousal- Loftus (1979)
conclude that small increases in
anxiety, increase the accuracy of
memory
·Presence of a weapon- Loftus (1979)
found that the witnesses focus on
weapons rather than other details
·Cowitnesses have a strong influence on
EWT as you adapt your story to fit with…read more

Slide 7

Preview of page 7
Preview of page 7

Slide 8

Preview of page 8
Preview of page 8

Slide 9

Preview of page 9
Preview of page 9

Comments

No comments have yet been made

Similar Psychology resources:

See all Psychology resources »See all resources »