Final Flashcards

(52 cards)

1
Q

stages of memory

A

Encoding
Storage
Retrieval

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2
Q

Storing memory steps

A

attention encoding
sensory memory
short term memory
long term memory

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3
Q

Two factors/variables that influence eyewitness accounts

A

Estimator
System

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4
Q

Estimator variables

A

preset at the time of the crime and cannot be changed (age of witness)

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5
Q

System Variables

A

Can be manipulated to increase or decrease accuracy of witness ex: lineup procedure

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6
Q

Age as an estimator variable

A

older adults produce lower correct rejection rates than younger adults

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7
Q

Race as an Estimator variable/ cross race effect

A

Witnesses are able to remember faces of their own race more accurately than those of others

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8
Q

cross race effect may relate to

A

attitudes and interracial exposure

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9
Q

Weapon Focus

A

phenomenon where witness’ attention being focused on weapon rather than culprit

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10
Q

Attempts to explain weapon focus

A

-Cue utilization (because of emotional arousal person will focus on central detail not peripheral)
-Unusualness (weapon is unusual so focus on it)

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11
Q

conditions of Witness interview as system variable

A

witness may not feel comfortable, calm
interruptions
too many short-answer questions
relevant questions not asked
rushing
leading questions (misinformation effect)

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12
Q

two types memory retrieval eyewitness perform

A

Recall memory: reporting witnessed details

Recognition memory: determining if what is being seen/heard is the same as before

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13
Q

Live line up

A

real people are shown, suspect along with foils

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14
Q

simultaneous line up

A

foils match description
witnesses see all at same time

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15
Q

issues with simultaneous line up

A

results in relative comparison
police may give off cues
witnesses assume culprit is in line up
false positive up to 43%

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16
Q

sequential line up

A

One person is viewed at a time
‘Yes/No’, then on to the next if ‘No’
Results in Absolute Judgment (comparing individuals to witness’ memory)
Lower false positives (about 17%)

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17
Q

Photo Line-ups (Arrays)

A

Simultaneous or sequential
As good a live line-ups
More flexibility is offered

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18
Q

Video Line-ups

A

Relatively new
Supported by researchers
All the benefits of photo line-ups plus…

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19
Q

Show-ups

A

Yes or No?
debate
only used in death bed and immediate apprehension scenarios

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20
Q

Walk-by

A

Witness is taken to a real, public location to identify the culprit

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21
Q

Recommendations for line ups

A

The person who conducts the lineup should not be aware of who is the suspect

Eyewitnesses should be informed the culprit may not be present in the lineup

The suspect should not stand out

A clear statement regarding a witness’ confidence should be taken at the time of the identification

Pay careful attention to the potential errors made by police

22
Q

The Misinformation Effect

A

Occurs when a witness is provided with inaccurate information about an event after it is witnessed and incorporates the ‘misinformation’ in their later recall (Loftus, 1975)

23
Q

Hare’s Psychopathy Checklist-Revised (PCL-R)

A

is the most popular method of assessing psychopathy in adults

-20-item scale
-Semi-structured interview and review of file information
-Assesses interpersonal, affective, and behavioural features

24
Q

what pcl-r score is psychopathic

A

30 or higher is a psychopath (However, 25+ may be sufficient to indicate that someone is a psychopath)

25
how many people are pshycopaths
0.6-1% of the general population (some estimates are a little higher) 15-20% of male offenders (in N. America)
26
Are there Self-Report Measures for psychopaths?
Yes, there are some advantages but also some disadvantages E.g., easy to administer, but require self-knowledge and honesty
27
Antisocial Personality Disorder (APD)
A personality disorder characterized by a history of behaviours in which the rights of others are violated
28
APD symptoms
Need to display three or more symptoms Repeatedly engages in criminal activity Deceitfulness Irresponsibility Impulsivity Lack of remorse Irritability Reckless behaviours
29
Are psychopaths and APD related
Almost all psychopaths can be classified as having APD but most offenders diagnosed with APD are not psychopaths
30
Does psychopathy work for the NCRMD (Not Criminally Responsible by reason of Mental Disorder) defence?
No. Psychopaths know the difference between right and wrong.
31
psychopaths and crime tendencies
Start their criminal careers younger Persist longer and commit a greater variety of crime Engage in more violent crime More likely to reoffend
32
In murder cases, psychopaths typically have:
multiple victims victims that may be strangers male victims the tendency leave the scene of the crime the tendency to deny responsibility
33
Instrumental Homicide
Murder to obtain a goal
34
Psychopathic violence is more likely to be:
Predatory Instrumental Callous Calculated Not reactive in nature Target strangers Opportunistic
35
Psychopathic professionals tend to have
Poor management and performance appraisals Better creativity Stronger communication skills Less likely to be team players Engage in more strategic thinking
36
Psychopathy and Sexual Violence
Psychopathy is only weakly associated with sexual offenses But, offenders who commit sexual homicide score higher on psychopathy
37
Does treatment work for psychopaths?
May learn how to trick the professional and learn the answers better to teach that they will get further in life by acting according to societal rules
38
Youth who score high on PCL:YV (Youth Version)
Begin criminal behaviours younger Engage in more violence Are at greater risk to reoffend once released Psychopathic traits are linked with delinquency and aggression
39
Example of evidence to suggest genetic contribution to psychopathy:
Identical twins have more similar scores on Psychopathic Personality Inventory than do fraternal twins Genetics seem to account for between 37% and 44% of psychopathic scores
40
Strongest family background predictors of developing psychopathy in adulthood are:
Criminal parent Having an uninvolved father Low family income Disrupted family life Experiencing physical neglect/maltreatment
41
Psychopathic suspects are difficult to interrogate. They:
Try to outwit police Attempt to control the interrogation Will not be fooled by bluffs Enjoy being the focus of investigation Attempt to shock
42
3 general dependent variables in eyewitness
recall of the event/crime recall of the perpetrator recognition of perpetrator
43
open ended recall/free ended narrative
witness will write down everything they can remember without prompts or questions
44
direct question recall
question about specifics of the crime
45
memory conformity
when witnesses speak to each other and then come up with one story which may not be true
46
source misattribution concept
Explanation for misinformation effect: witness has 2 memories one that is real one that is fake but cant remember the origin
47
hypnosis for witness
may help for trauma mixed results not allowed in court
48
cognitive interview
greater detail with less incorrect detail useful on witness not suspect based on storage and retrieval principles
49
enhanced cognitive interview
apply concepts of social dynamics in addition such as transfer control and rapport building
50
factors that influence voice recognition
longer= better accuracy whispering decreased accuracy familiar accent means better accuracy
51
confidence and accuracy
high accuracy when confident for correct identification strong relationship in general
52
Adversarial alllegiance
Forensics expert has bias to who hired them ex pcl r score