Related Experiment Video
Updated: Mar 13, 2026

Combining Behavioral Endocrinology and Experimental Economics: Testosterone and Social Decision Making
Published on: March 2, 2011
Perceived Masculinity Predicts U.S. Supreme Court Outcomes
Daniel Chen1, Yosh Halberstam2, Alan C L Yu3
1Institute for Advanced Study, Toulouse School of Economics, Toulouse, France.
Lawyers perceived as less masculine based on brief vocal cues are more likely to win cases at the Supreme Court. This study highlights the impact of vocal characteristics on legal outcomes.
Area of Science:
- Psychology
- Law
- Acoustics
Background:
- Previous research indicates language is crucial in legal settings.
- No definitive link established between vocal traits and court case results.
Purpose of the Study:
- To investigate if vocal characteristics of lawyers predict Supreme Court case outcomes.
- To determine the correlation between perceived personality traits from voice and judicial decisions.
Main Methods:
- Participants rated male Supreme Court advocates' opening statements (1998-2012) on traits like masculinity and confidence.
- Analysis focused on snap judgments from less than three seconds of audio.
- Correlations were drawn between perceived traits and case outcomes.
Main Results:
- Perceived masculinity from voice significantly correlated with court outcomes.
- Male advocates perceived as less masculine were more successful.
- Other judged personality dimensions did not predict case results.
Conclusions:
- Vocal characteristics, particularly perceived masculinity, can influence legal proceedings.
- Even brief vocal impressions may impact outcomes in high-stakes legal environments like the Supreme Court.
- Findings suggest subconscious biases related to voice may play a role in judicial settings.
Related Concept Videos
Socioemotional Experience and Gender Development
The Y Chromosome Determines Maleness
Evolution
Around 300 million years ago, the two sex chromosomes diverged from two identical autosomal chromosomes. Over time, the Y chromosome has lost most of its genes, shrinking in size....
Social Identity
Relationship Formation
Stereotype Threat and Self-fulfilling Prophecies
Sources of Self-Esteem I: Family Experience

