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Related Concept Videos

False Memories01:18

False Memories

False memories represent a cognitive distortion in which individuals recall events that did not happen, or remember them in an altered form. This phenomenon highlights the brain's constructive nature in processing and recalling memories, emphasizing that memory is not a perfect representation of past events but rather a dynamic reconstruction influenced by various factors.
One primary source of false memories is misattribution, where individuals incorrectly associate external information with...
Hindsight Biases01:12

Hindsight Biases

Hindsight bias leads you to believe that the event you just experienced was predictable, even though it really wasn’t. In other words, you knew all along that things would turn out the way they did. Can you relate this to the phrase "Hindsight is 20/20" now?
Interference and Decay01:16

Interference and Decay

Forgetting is a complex cognitive phenomenon influenced by several factors, among which interference and decay are particularly prominent. These processes explain why individuals often struggle to retrieve specific information from memory, leading to lapses in recall that can be observed in everyday situations.
Interference occurs when competing memories hinder the retrieval of particular information. It can be classified into two types: proactive and retroactive interference. Proactive...
Repressed Memory01:16

Repressed Memory

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...
Forgetting01:21

Forgetting

Forgetting is an intrinsic aspect of human memory, characterized by the gradual loss or inaccessibility of information over time. Hermann Ebbinghaus, a pioneering psychologist, extensively studied this phenomenon and formulated the forgetting curve. This curve illustrates that memory loss occurs rapidly immediately after learning and then decelerates over time. Several mechanisms contribute to forgetting, including encoding failure, storage decay, retrieval failure, and interference.
Encoding...
Elaborative Rehearsals01:07

Elaborative Rehearsals

Elaborative rehearsal is a crucial cognitive strategy that strengthens information encoding in long-term memory by making meaningful connections between new data and pre-existing knowledge. This approach contrasts with maintenance rehearsal, which involves simple repetition without delving into the significance of the information. While maintenance rehearsal might temporarily keep information active in short-term memory, it is less effective for long-term retention.
The effectiveness of...

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Related Experiment Video

Updated: May 19, 2026

The Deese-Roediger-McDermott (DRM) Task: A Simple Cognitive Paradigm to Investigate False Memories in the Laboratory
07:26

The Deese-Roediger-McDermott (DRM) Task: A Simple Cognitive Paradigm to Investigate False Memories in the Laboratory

Published on: January 31, 2017

Reduplicative paramnesia: a review.

Marios Politis1, Clare Loane

  • 1Centre for Neuroscience, Division of Experimental Medicine, Faculty of Medicine, Hammersmith Hospital, Imperial College London, London, UK. marios.politis@imperial.ac.uk

Psychopathology
|August 3, 2012
PubMed
Summary
This summary is machine-generated.

Reduplicative paramnesia (RP), a delusional misidentification syndrome, likely stems from neurological causes, specifically frontal lobe lesions. Further research is needed to understand its cognitive and neurological underpinnings.

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Last Updated: May 19, 2026

The Deese-Roediger-McDermott (DRM) Task: A Simple Cognitive Paradigm to Investigate False Memories in the Laboratory
07:26

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Published on: January 31, 2017

Using a Classroom-Based Deese Roediger McDermott Paradigm to Assess the Effects of Imagery on False Memories
08:53

Using a Classroom-Based Deese Roediger McDermott Paradigm to Assess the Effects of Imagery on False Memories

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Brain Imaging Investigation of the Neural Correlates of Emotional Autobiographical Recollection
11:30

Brain Imaging Investigation of the Neural Correlates of Emotional Autobiographical Recollection

Published on: August 26, 2011

Area of Science:

  • Neuroscience
  • Psychiatry
  • Cognitive Psychology

Background:

  • Reduplicative paramnesia (RP) is a rare delusional misidentification syndrome (DMS).
  • Unlike other DMS, RP is suspected to have an organic rather than psychiatric origin.
  • Limited research exists on RP's prevalence, symptoms, and neurological basis.

Purpose of the Study:

  • To systematically review the existing literature on reduplicative paramnesia.
  • To investigate the prevalence, symptomatology, and potential neurological mechanisms of RP.

Main Methods:

  • Searched MEDLINE, PsycINFO, and Cochrane Library (1966-2012).
  • Included case reports, clinical studies, and post-mortem studies on RP.
  • Examined reference lists of relevant articles.

Main Results:

  • A significant paucity of literature exists on the psychological, cognitive, and neurological aspects of RP.
  • Current findings are speculative due to limited systematic clinical and in vivo studies.
  • Consensus suggests a neurological, not psychiatric, cause for RP, often involving right and bifrontal lesions.
  • Cognitive dissonance, memory impairment, visuospatial deficits, and impaired conceptual integration are common in RP.

Conclusions:

  • Extensive systematic research with in vivo data is required for RP.
  • Current evidence suggests focal frontal lobe lesions may cause RP.