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Related Concept Videos

Eyewitness Memory01:22

Eyewitness Memory

484
Eyewitness memory refers to the recollection of events by someone who has directly witnessed them, often serving as critical evidence in legal settings. This type of memory is commonly used in criminal cases where a witness describes details like a suspect's appearance, clothing, or behavior during a crime. However, despite its perceived reliability, eyewitness memory is prone to significant errors.
One such error is memory distortion, which occurs because human memory does not function...
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System of Memory01:23

System of Memory

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Memory is categorized into three major systems: sensory memory, short-term memory (STM), and long-term memory (LTM). These systems differ in their capacity and the duration for which they can hold information. Sensory memory captures raw sensory input from the environment, holding it for just a few seconds or less. For example, on hearing a brief, loud sound, like a car horn honking, the sound seems to linger in the mind for a moment even after it stops. This is an instance of sensory memory...
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Working Memory01:24

Working Memory

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Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
897
Long-Term Memory01:18

Long-Term Memory

693
Long-term memory is a relatively permanent type of memory, capable of storing vast amounts of information over extended periods. Its storage capacity is generally considered unlimited.
Long-term memory can be categorized into two primary types: explicit and implicit memory. Explicit memory, also known as declarative memory, involves the conscious recollection of information that we deliberately try to remember, recall, and articulate. This type of memory encompasses specific facts, events, and...
693
Traumatic Memory01:20

Traumatic Memory

587
Emotionally traumatic events often lead to memories that are exceptionally vivid and enduring, sometimes persisting with remarkable clarity throughout an individual's life. A classic example of this phenomenon is a person who survives a car accident. Even years later, they may recall every detail of the event with startling accuracy — the screeching of the tires, the jarring impact, and the acrid smell of burning rubber. Such vividness contrasts sharply with how an individual...
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Repressed Memory01:16

Repressed Memory

519
Repressed memories are a psychological phenomenon where memories of traumatic events are unconsciously blocked from a person's awareness. This process occurs as a defense mechanism, protecting the mind from the emotional impact of distressing or painful experiences. For example, a person who has experienced childhood trauma may grow up with no conscious recollection of the event. In such cases, the memories are thought to be buried deep within the subconscious, inaccessible to the conscious...
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Holistic Facial Composite Creation and Subsequent Video Line-up Eyewitness Identification Paradigm
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Time to exonerate eyewitness memory.

John T Wixted1

  • 1Department of Psychology, University of California, San Diego, United States.

Forensic Science International
|September 17, 2018
PubMed
Summary
This summary is machine-generated.

Eyewitness memory can be accurate, especially when initial confidence is high. Low confidence in eyewitness identification often indicates unreliability, contrary to common belief.

Keywords:
ConfidenceEyewitness memoryWrongful convictions

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Area of Science:

  • Cognitive Psychology
  • Forensic Science
  • Legal Psychology

Background:

  • Eyewitness testimony is often perceived as unreliable due to memory's malleability.
  • High-confidence misidentifications contribute to wrongful convictions, particularly in cases overturned by DNA evidence.
  • Existing research highlights the fallibility of human memory, leading to a general distrust of eyewitness accounts.

Purpose of the Study:

  • To re-evaluate the reliability of eyewitness memory and confidence levels.
  • To investigate the correlation between initial eyewitness confidence and identification accuracy.
  • To challenge the prevailing notion that eyewitness memory is inherently unreliable.

Main Methods:

  • Analysis of existing research on memory malleability and eyewitness identification.
  • Review of cases involving wrongful convictions overturned by DNA evidence, focusing on eyewitness confidence.
  • Examination of the impact of repeated testing on eyewitness memory contamination.

Main Results:

  • Initial eyewitness confidence, when uncontaminated, is a strong indicator of identification accuracy.
  • Low confidence in initial identifications correctly signals inconclusive results.
  • Wrongfully convicted individuals identified by eyewitnesses often had initial low-confidence identifications.

Conclusions:

  • Eyewitness memory should not be broadly dismissed as unreliable.
  • The criminal justice system's handling of eyewitness evidence, including repeated testing, contaminates memory and leads to miscarriages of justice.
  • Exonerating eyewitness memory requires proper administration and interpretation of initial identification procedures.