Miscarriages of Justice Flashcards

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1
Q

When did studies on eyewitness begin?

A

With Loftus in the 70’s and biggest boost came from DNA testing

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2
Q

What percentage of cases were a miscarriage of justice in Innocence Project (2015)?

A

72%

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3
Q

What is the CJS challenge for witnesses?

A

Develop policy to minimise mistaken ID + enhance probative value of EW ID evidence

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4
Q

What is memory made up of?

A

Encoding, Storage and retrieval

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5
Q

What is encoding made up of?

A

Perception, attention and processing

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6
Q

What is storage made up of?

A

Decay and interference

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7
Q

What is retrieval made up of?

A

Characteristics and types of recall (free and cued recall)

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8
Q

What is an estimator variable?

A

Variables that the CJS has no control over e.g. Witness, perpetrator, scene, weather, light

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9
Q

What is a system variable?

A

CJS has control over e.g. Questioning technique, identification process

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10
Q

What are the two types of interrogation techniques?

A

Information gathering (PEACE model) and Accusational (REID)

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11
Q

What are the 9 steps of interrogation in the REID model? (Inbau, Reid and Buckely)

A
  1. Direct confrontation
  2. Shift blame
  3. Discourage suspect
  4. Should give reason- move towards confession
  5. Reinforce sincerity
  6. Offer alternative question
  7. Pose alternative question
  8. Lead suspect to repeat guilt.
  9. Document suspect’s confession and have them prepare recorded statement
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12
Q

Criticism of the REID model

A

Creates false confessions

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13
Q

Types of identification parades

A

Video parades or still photographs

Target present or absent

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14
Q

What has been found in absent-target identification parades?

A

Leads to false identifications

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15
Q

Research on eyewitness memory includes

A

Weapon focus, stress, social influence and misleading information

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16
Q

Weapon- Hope & Wright (2007) found

A

Novelty & perceived threat of weapon= distraction of attention

17
Q

Fawcette et al (2013) meta analysis:

A

Weapon focus greater than recall of culprit

18
Q

Hulse & Memon (2006) no weapon focus, BUT:

A

Less likely to accurately recall target detail and less confident compared to weapon detail

19
Q

Social influence on memory

A

James newsome convicted for 15 years as Anthony Rounds forced to falsely confess by Chicago police

20
Q

Stress on EWT- Deffenbacher et al (2004)

A

High stress negatively impacts recall and larger effect in target present than absent

21
Q

Morgan et al (2004) military study

A

Ptps detained in mock prisoner camp 12 hours. Recognition of interrogator 30% high stress, 62% low stress

22
Q

Criticism of Morgan et al (2004)

A

Interrogator working at camp

23
Q

Valentine and Mesout (2004) field study

A

Recognition of scary person in London dungeon. 75% low state anxiety (in labyrinth) 18% high state anxiety

24
Q

Misleading information- discrepancy detection

A

More likely to be accepted if witness doesn’t detect a discrepancy between the misleading information

25
Q

Trace strength

A

Effect of misleading info depends on the strength of the memory traces of the original and misleading information

26
Q

Source attribution

A

Distinguish info from original event and post-event and attribute it to the correct source

27
Q

Fuzzy trace theory

A

Memory of events may be imprecise and only a gist retained. Misleading info may be accepted if compatible with schema

28
Q

Oklahoma bombing case

A

Source confusion error of shop owners after discussions and could not recall John Doe 2

29
Q

Gabbert, Allen & Memon (2003)- source misattribution and weak trace strength:

A

Girl note in bin, steals £10. Co witnesses led to believe all saw her steal: 61% young, 67% old (age) whereas only 12% individual incorrect recall

30
Q

Sam Hallam

A

17, Hoxton, street fight & murder, convicted on 2 contradictory statements (estimator: age, time, location)

31
Q

Jill Dando

A

Celebrity, killed late on street, 4 witnesses, only 1 identified Barry George. Shared taxi from police station to court(system variable). CJS said all unified. 2007- quashed

32
Q

Kenneth Adams (innocence project)

A

18 years until exonerated, false tip from witnesses led to arrest of 4 AA’s. Gray questioned for 2 days (no legal counsel, mentally retarded, young)- 1 month later, recanted statement as she was drugged and forced to say that
Jailhouse informant tipped
Attorney Weston failed to point out time inconsistencies in EWT

33
Q

What is a crime?

A

An offence against the law. Subjective (Zedner, 2004)