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Related Concept Videos

False Memories01:18

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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.
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In order to make good decisions, we use our knowledge and our reasoning. Often, this knowledge and reasoning is sound and solid. However, sometimes, we are swayed by biases or by others manipulating a situation. For example, let’s say you and three friends wanted to rent a house and had a combined target budget of $1,600. The realtor shows you only very run-down houses for $1,600 and then shows you a very nice house for $2,000. Might you ask each person to pay more in rent to get the...
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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.
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The serial position effect is a cognitive phenomenon where individuals are more likely to recall the first and last items in a list compared to those in the middle. This effect is divided into the primacy effect and the recency effect. The primacy effect is observed when the initial items in a list are remembered better. This occurs because these items are rehearsed more frequently or receive more elaborative processing, allowing them to be encoded into long-term memory more effectively. For...
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Anchoring effect induces false memories.

Aglaé Navarre1, André Didierjean2, Cyril Thomas3

  • 1Laboratoire de Psychologie & MSHE, University of Bourgogne Franche-Comté, Besançon, France. aglae.navarre@univ-fcomte.fr.

Psychonomic Bulletin & Review
|July 25, 2022
PubMed
Summary
This summary is machine-generated.

An irrelevant numerical anchor can influence estimates and create false memories. This study explored how anchoring effects impact memory recall of events, revealing a connection between estimation biases and memory distortions.

Keywords:
Anchoring effectFalse memoriesJudgment and decision making

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Area of Science:

  • Cognitive Psychology
  • Memory Studies
  • Decision Making

Background:

  • The anchoring effect, a cognitive bias, influences numerical estimates.
  • Previous research has not examined the anchoring effect's impact on memory formation or recall.
  • Memory is susceptible to external influences, as shown by studies on suggestibility.

Purpose of the Study:

  • To investigate if an irrelevant numerical anchor affects memory of an associated event.
  • To determine if the anchoring effect influences not only estimates but also memory accuracy.
  • To explore the relationship between anchoring and false memory phenomena.

Main Methods:

  • Two experiments (N=259) were conducted.
  • Utilized a methodology combining Loftus and Palmer's (1974) eyewitness testimony paradigm with a classic anchoring task.
  • Participants estimated car speeds after exposure to irrelevant numerical anchors.

Main Results:

  • An irrelevant numerical anchor significantly modified participants' speed estimates.
  • The anchoring effect led to the creation of false memories regarding the event details.
  • A clear link was observed between the anchoring effect and the false memory phenomenon.

Conclusions:

  • Irrelevant numerical anchors can distort memory recall.
  • The anchoring effect demonstrates a mechanism for generating false memories.
  • Findings suggest shared underlying processes between anchoring and memory modification.