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Reliability of eye witness testimony (DEBATE)
argument 2
just bc memory reconstructive, doesn't make reliable
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Created by
Zoey Hatch
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Cards (22)
is this for or against?
against
what is a schema?
psychological
representation
of everything you know about an object, person or event
what are schemas packets of?
information that are built through
experiences
what do schemas for complex events involve?
idea of a
script
what may a script of an event do?
distort
our memory of that event
what did Bartlett find?
we tend to reconstruct events for them to fit in with our existing
schemas
how do we reconstruct events?
shorten or summarise events
leave out details
make story more
coherent
(logical)
conventionalise story so that it becomes predictable
what is the reason why all these changes occur?
we're constantly interpreting events/information to save ourselves cognitive time & energy so they fit with existing
schema
why does saving cognitive time mean?
we both add & take away things from an
accurate
recording of events
how can this relate to EWT?
EWT is unreliable because things are
added
and taken away so account may be
inaccurate
what is some research on reconstructive memory being unreliable?
Yarmey
(
1993
)
what did Yarmey research?
asked
240
students to look at videos of
30
unknown males & classify them as 'good' or 'bad'
what were the findings?
high
agreement
amongst
participants
what does the agreements amongst participants suggest?
there is
similarity
in the information stored in 'bad' and 'good' guy
schemas
what may influence decision on suspect in line-up or photo array?
preconceived
ideas about
facial features
of criminals
what do the research findings suggest?
eye-witnesses
may not select the
actual
criminal, but
individual
who looks most like criminal
what is some wider reading for this argument?
Ronald Cotton
what happened to Ronald Cotton?
wrongfully convicted for a
rape
he did not commit due to
EWT
who was he wrongfully convicted of raping?
Jennifer Thompson
why was Ronald found not guilty?
due to
DNA tests
what happened after Ronald was found not guilty and Bobby guilty?
Jen felt
shame
('suffocating, debilitating shame'), cried & apologised to Ronald (who forgave her)
why was Ronald wrongfully convicted?
Jennifer's
EWT
was
incorrect
& lead to imprisonment of wrong man for
11 yrs