Related Experiment Videos
Memory conformity: exploring misinformation effects when presented by another person
D B Wright1, G Self, C Justice
1University of Bristol, UK.
Summary
Social influence impacts memory reports. Discussing events with others can alter recall accuracy, with higher confidence predicting persuasion in memory conformity studies.
Area of Science:
- Cognitive Psychology
- Social Psychology
- Memory Research
Background:
- Memory is not a perfect recording and can be influenced by external factors.
- Post-event information, especially from social interactions, is a known memory modifier.
Purpose of the Study:
- To investigate the effect of social influence on memory accuracy through two experiments.
- To examine how misinformation and accurate post-event information affect memory reports.
- To explore the role of confidence in memory conformity.
Main Methods:
- Experiment 1: Recognition memory test for cars with manipulated post-event information (accurate vs. misinformation).
- Experiment 2: Memory recall for a crime scenario after discussion with a confederate who witnessed a slightly different version.
- Analysis of confidence ratings to predict conformity.
Main Results:
- A reliable effect of memory conformity was observed in both experiments.
- Misinformation decreased memory accuracy, while accurate information increased it.
- Post-discussion memory conformity was high, and confidence ratings predicted persuasion.
Conclusions:
- Social interactions significantly impact individual memory reports.
- Eyewitness testimony can be unreliable due to post-event information and social influence.
- Findings have implications for police interviewing techniques and legal proceedings.