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Ranschburg unrepeated.

Robin Remouchamps¹, Steve Majerus¹, Benjamin Kowialiewski¹

¹Department of Psychology, Psychology and Neuroscience of Cognition Research Unit, University of Liege.

Journal of Experimental Psychology. Learning, Memory, and Cognition

|July 6, 2026

Summary

This summary is machine-generated.

The Ranschburg effect, which impairs memory recall for repeated items, was not consistently replicated in verbal or visuospatial tasks. Simulations suggest response suppression does not explain this memory phenomenon.

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Area of Science:

Cognitive Psychology
Neuroscience
Memory Research

Background:

The inhibitory Ranschburg effect describes impaired recall for repeated items in verbal working memory.
Current models attribute this to response suppression, where recalled items are removed from retrieval sets.
This implies recall order influences the effect, predicting it for first occurrences in backward recall.

Purpose of the Study:

To investigate the generality of the inhibitory Ranschburg effect in the visuospatial domain.
To test the response suppression mechanism by employing a forward/backward recall procedure.
To re-evaluate the Ranschburg effect's significance in working memory models.

Main Methods:

Attempted replication of the Ranschburg effect using visuospatial stimuli.
Conducted six experiments using verbal materials to replicate the original effect.
Utilized forward and backward recall procedures to examine the response suppression hypothesis.

Main Results:

Initial attempts to replicate the inhibitory Ranschburg effect with visuospatial stimuli were unsuccessful.
Subsequent experiments failed to consistently replicate the Ranschburg effect using verbal materials.
Simulations indicated that response suppression is an unlikely explanation for the Ranschburg effect, even if it exists.

Conclusions:

The inhibitory Ranschburg effect's generality across domains is questionable.
The response suppression mechanism does not adequately explain the Ranschburg effect.
The study casts doubt on the Ranschburg effect's importance for current working memory models.