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Memory
Factors affecting accuracy of EWT
AO1
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Created by
Eliana Omene
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Cards (12)
Define as Eye witness testimony (EWT)
evidence provided in court by a person who has witnessed a crime with a view to identify the
perpetrator
of the crime
What are the 2 types of misleading information
Leading questions
and
post-event discussion
Anxiety
What is a leading question
a question that suggests wo a witness what answer is
desired
or leads them to a desired answer e.g. "
What color was the man's hat
?"
What is post event discussion
any info discussed after the event has happened which can influence a person's memory of the event (AKA
memory conformity
)
Who did the research support experiment for Leading questions?
Loftus and Palmer
(
1974
)
Who did the research support experiment for post event discussion?
Gabbert
et al
(
2003
)
Define
anxiety
?
mental state
of
arousal
including feelings of extreme concern and tension
accompanied with
increased heart rate
What is the
affect
of high
anxiety
on
recall
?
High anxiety leads to poor recall
What is the
affect
of low
anxiety
on
recall
?
Low anxiety leads to poor recall
What is the
affect
of
medium anxiety
on
recall
?
Medium anxiety leads to an optimum level of recall
Who did the research support for Anxiety?
Johnson
and
Scott
(
1976
)
How does
weapon effect/focus
explain why high
anxiety
leads to
poor recall
Weapons are a cause of anxiety and witnesses focus on weapons more than a criminal to protect themselves.