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In your face.

Johnathan Caleb Peterson¹, Carly Jacobs¹, John Hibbing¹

¹University of Nebraska-Lincoln.

Politics and the Life Sciences : the Journal of the Association for Politics and the Life Sciences

|February 15, 2018

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Facial emotional expressivity reliably signals political orientation. Studies found differences in self-reported and physiological expressivity, with more expressive faces perceived as more liberal.

Area of Science:

Psychology
Political Science
Physiology

Background:

Facial cues can predict political affiliation.
The specific facial features or processes involved are unclear.

Purpose of the Study:

To provide a theoretical account for why emotional expressivity signals political orientation.
To empirically test the link between emotional expressivity and political orientation.

Main Methods:

Four empirical studies were conducted.
Methods included self-report, physiological measurement of facial expressivity, perception studies of political elites, and an experiment linking expressivity to perceived ideology.

Main Results:

Statistically significant differences in emotional expressivity were found between liberals and conservatives.

Keywords:

Emotion faces ideology

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More emotionally expressive faces were perceived as more liberal.

Conclusions:

Emotional expressivity is a reliable signal of political orientation.
Facial emotional expressivity plays a role in how political affiliation is perceived.