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Offloading memory leaves us vulnerable to memory manipulation
Cognition
|July 23, 2019
Summary
Relying on external memory aids like smartphones can lead to manipulation. People often fail to notice changes in their digital memory, sometimes creating false memories from manipulated external information.
Area of Science:
- Cognitive Psychology
- Human-Computer Interaction
- Memory Studies
Background:
- Modern technology allows memory offloading to external devices.
- External memory storage presents risks of information manipulation.
- Understanding the cognitive impact of external memory manipulation is crucial.
Purpose of the Study:
- To investigate how manipulation of externally stored information affects human memory.
- To determine if individuals detect surreptitious alterations in their digital memory.
- To examine the formation of false memories due to external memory manipulation.
Main Methods:
- Three experiments were conducted, with two pre-registered.
- Participants engaged in a memory task involving offloading information to an external store.
- Information within the external store was surreptitiously manipulated on critical trials.
Main Results:
- Participants rarely detected the manipulation of their externally stored information.
- Inserted information from external stores was frequently encoded into biological memory.
- This process led to the creation of false memories in participants.
Conclusions:
- Offloading memory to external artefacts has significant cognitive consequences.
- External memory manipulation can lead to unnoticed memory alterations and false memory formation.
- The study highlights the vulnerability of biological memory when relying on external storage.
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