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Related Experiment Video

Updated: May 6, 2026

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments
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Sequence redundancy, rating dimensions, and the exposure effect.

R V Kail1, H R Freeman

  • 1University of Michigan, 48104, Ann Arbor, Michigan.

Memory & Cognition
|November 12, 2013
PubMed
Summary
This summary is machine-generated.

Repeated exposure to stimuli does not always enhance attitudes. Two experiments found no preference changes for nonsense syllables, suggesting limits to the mere exposure effect.

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Area of Science:

  • Psychology
  • Social Psychology
  • Cognitive Psychology

Background:

  • The mere exposure effect hypothesis suggests repeated exposure enhances attitudes.
  • Robert Zajonc proposed this effect in 1968.
  • Previous research explored the impact of familiarity on preference.

Purpose of the Study:

  • To investigate Zajonc's mere exposure hypothesis.
  • To determine if repeated exposure is sufficient for attitude enhancement.
  • To identify potential limiting conditions of the exposure effect.

Main Methods:

  • Two experiments were conducted.
  • Experiment 1 involved exposure to high- and low-redundancy nonsense syllable sequences.
  • Experiment 2 measured exposure effects across multiple rating dimensions.

Main Results:

  • No significant preference differences were found in Experiment 1.
  • Significant differences emerged across various rating dimensions in Experiment 2.
  • The impact of repeated exposure varied depending on the measurement dimension.

Conclusions:

  • The mere exposure effect may not be universally sufficient for attitude enhancement.
  • The effectiveness of repeated exposure is contingent on specific conditions.
  • Further research is needed to fully understand the nuances of the exposure effect.