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Perception and working memory are independent systems, but interact under complex conditions. This interaction is driven by strategy shifts in face processing, not general cognitive load.

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Area of Science:

  • Neuropsychology
  • Cognitive Psychology
  • Cognitive Neuroscience

Background:

  • A central debate in neuropsychology questions if perception and memory are independent or interactive systems supporting cognition.
  • Understanding the relationship between perception and memory is crucial for explaining cognitive function.

Purpose of the Study:

  • To systematically investigate the interaction between face perception and working memory.
  • To determine the conditions under which these cognitive processes interact or function independently.

Main Methods:

  • Development of the Face Memory and Perception task, a novel paradigm.
  • Testing across five independent datasets with over 900 participants.
  • Systematic manipulation of task demands and interference during maintenance.

Main Results:

  • Face perception and working memory operate independently under low task demands.
  • Interaction between these systems emerges under complex conditions.
  • Interaction is specific to face-processing interference and driven by strategic shifts from holistic to feature-based processing, not general cognitive load.

Conclusions:

  • Perception and working memory are fundamentally independent systems.
  • Observed interactions are context-dependent, arising from strategic adaptations in face processing rather than shared resource limitations.
  • This research clarifies conditions influencing the interplay between perception and memory.