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Task Interruption and Resumption Paradigm for Testing the Activation and Pursuit of an Abstract Thinking Goal
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Published on: April 18, 2017

Divided attention interferes with fulfilling activity-based intentions.

Gene A Brewer1, B Hunter Ball, Justin B Knight

  • 1Department of Psychology, Arizona State University, Tempe, AZ 85287-1104, USA. gene.brewer@asu.edu

Acta Psychologica
|June 28, 2011
PubMed
Summary
This summary is machine-generated.

Divided attention impairs activity-based prospective memory, which involves remembering to perform an action after completing another task. Implementation intentions, however, can help overcome distraction effects.

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Area of Science:

  • Cognitive psychology
  • Human memory research

Background:

  • Prospective memory is crucial for daily functioning.
  • Activity-based prospective memory involves intentions triggered by ongoing activities.
  • Distraction can interfere with prospective memory tasks.

Purpose of the Study:

  • To investigate the impact of divided attention on activity-based prospective memory.
  • To examine the effectiveness of implementation intentions in mitigating attention deficits.

Main Methods:

  • Two experiments were conducted.
  • Participants formed intentions to be fulfilled after completing an ongoing activity.
  • Experiment 1 involved divided attention during the ongoing activity.
  • Experiment 2 incorporated implementation intentions at the encoding stage.

Main Results:

  • Divided attention significantly impaired activity-based prospective memory performance.
  • Implementation intentions at encoding reduced the negative effects of divided attention.
  • Activity-based prospective memory is sensitive to attentional demands.

Conclusions:

  • Activity-based prospective memory is vulnerable to interference from concurrent tasks.
  • Encoding strategies, such as forming implementation intentions, can enhance prospective memory under distraction.
  • Further research is needed to compare activity-based and event-based prospective memory.