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Related Experiment Video

Updated: May 19, 2026

Using a Classroom-Based Deese Roediger McDermott Paradigm to Assess the Effects of Imagery on False Memories

Using a Classroom-Based Deese Roediger McDermott Paradigm to Assess the Effects of Imagery on False Memories

Published on: November 14, 2018

Modulation of environmental reduplicative paramnesia by perceptual experience.

Jean Michel Pignat¹, Radek Ptak, Béatrice Leemann

¹a Division of Neurorehabilitation, Department of Clinical Neurosciences , University Hospital and University of Geneva , Geneva , Switzerland.

|August 10, 2012

Summary

Environmental reduplicative paramnesia (ERP) involves attributing a false identity to a place. This study shows that clear environmental cues can temporarily correct ERP, restoring spatial orientation.

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Olfactory Context Dependent Memory: Direct Presentation of Odorants

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Last Updated: May 19, 2026

Using a Classroom-Based Deese Roediger McDermott Paradigm to Assess the Effects of Imagery on False Memories

Using a Classroom-Based Deese Roediger McDermott Paradigm to Assess the Effects of Imagery on False Memories

Published on: November 14, 2018

Dissociation of the Confounding Influences of Expectancy and Integrative Difficulty Residing in Anomalous Sentences in Event-related Potential Studies

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Published on: May 9, 2019

Olfactory Context Dependent Memory: Direct Presentation of Odorants

Olfactory Context Dependent Memory: Direct Presentation of Odorants

Published on: September 18, 2018

Area of Science:

Neuroscience
Cognitive Psychology
Clinical Neurology

Background:

Environmental reduplicative paramnesia (ERP) is a rare condition where individuals falsely identify locations.
The underlying mechanisms of ERP remain largely speculative due to limited experimental investigation.

Observation:

A patient with significant right fronto-temporal brain damage exhibited persistent ERP.
The patient misidentified his location as his hometown when presented with ambiguous landmarks.

Findings:

Exposure to unambiguous landmarks of the current location immediately corrected the patient's ERP.
Spatial orientation was restored when the patient perceived distinct, accurate topographic information.

Implications:

Environmental perception plays a crucial role in spatial orientation and the manifestation of ERP.
These findings suggest that topographic information can modulate and potentially correct ERP.
Further research into environmental influences on paramnesia could inform therapeutic strategies.