When Memory Fails: The Science and Implications of False Memories

BY: Neighbors’ Consejo|

Memory is often considered one of the most reliable faculties of the human mind, yet research has shown that our recollections can be surprisingly inaccurate. False memories, where individuals recall events, challenge our understanding of the mind and have profound implications in various fields such as psychology, law, and education. These inaccuracies can arise from various factors, including suggestion, emotional states, and the passage of time, leading to the reconstruction of past events in ways that deviate from reality.

How does memory work? According to Harvard University, “considering current research in cognitive science, the very, very short answer to these questions is that memory operates according to a “dual process”, where more unconscious, more routine thought processes (known as “System 1”) interact with more conscious, more problem-base thought processes (known as “System 2”). At each of these two levels, in turn, there are the processes through which we “get information in” (encoding), how we hold on to it (storage), and how we “get information” (encoding), how we hold on to it (storage), and how we “get it back out” (retrieval or recall). With a basic understanding of how these elements of memory work together, teachers can maximize student learning by knowing how much new information to introduce, when to introduce it, and how to sequence assignments that will both reinforce the retention of facts (System 1) and build toward critical, creative thinking (System 2).”

There are many potential causes of false memories:

Sleep Deprivation: Losing sleep or not having sleep at all could increase false memories. Sleep deprivation can also raise the chance of memory distortions of facts that can be verified.
High suggestibility: Is when a person is more vulnerable to believing false memories. It can happen for several reasons, including:

Stress
Trauma
Age
Dreaming
Being under the influence of alcohol and drugs
Lack of sleep
Protecting someone else, such as during an investigation
Complying with authorities
Wanting fame or validation

Emotional state: depression, stress, and anxiety can all increase the likelihood of false memories.

Let’s review some examples:

Recalling a childhood trip to Disneyland that never actually happened.
Remembering being lost in a mall as a child, when the event didn’t occur.
Misremembering the details of a crime scene after being influenced by leading questions or pos-event information.
Believing that you locked the door before leaving home when you didn’t.

What are the effects of false memories? “False memories can have a wide range of effects. Mistaken or distorted memories can affect our day-to-day lives, leading to mistakes at work, at home, and in other important areas. Research has also found that people often hold distorted or false memories about significant historical events, which can contribute to what’s known as the Mandela Effect. While people can describe “flashbulb memories” in vivid detail, comparing the details of these memories against historical records reveals significant flaws in these recollections.” Surprisingly, there are other positive consequences of false memories, for this purpose, we invite you to read carefully the study “Positive consequences of false memories” https://pubmed.ncbi.nlm.nih.gov/23843125/

In conclusion, memory operates through a complex interplay of unconscious and conscious processes, as outlined by Harvard University’s dual process theory. This understanding highlights the vulnerability of memory to distortions, particularly through factors such as sleep deprivation, high suggestibility, and emotional states. False memories can lead to significant consequences, from everyday mistakes to misunderstandings of historical events. Despite these challenges, a deeper comprehension of memory’s functioning can enable educators to enhance learning strategies, and legal professionals to refine interrogation techniques, ultimately improving outcomes across various domains affected by memory accuracy.

References:

APA Dictionary of Psychology. https://dictionary.apa.org/

False Memory In Psychology: Examples & More. https://www.simplypsychology.org/false-memory.html

How Memory Works. https://bokcenter.harvard.edu/how-memory-works

Howe, Mark L., et al. «Positive Consequences of False Memories». Behavioral Sciences & the Law, vol. 31, n.^o 5, 2013, pp. 652-65. PubMed, https://doi.org/10.1002/bsl.2078.

OpenStax, y Lumen Learning. Storage. pressbooks.online.ucf.edu, https://pressbooks.online.ucf.edu/lumenpsychology/chapter/reading-storage/ «What Impact Do False Memories Really Have?» Verywell Mind, https://www.verywellmind.com/the-consequences-of-false-memories-2795350