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Project description

In 2016 with the surprise election of Trump and the Brexit referendum, there was widespread concern about how emotional and negative the rhetoric of politicians had become. Also, increasingly, media pointed to emotions such as anger and anxiety to explain what looked like a general, global democratic revolt against the establishment. The POLEMIC project was borne out of these concerns.

The project results suggest no need for alarmism about emotions. There is not a singular trend towards increasing negativity in politics. Tone and facial expressions affect people but the effect sizes we find are modest and also much lower than the effects of agreement with a politician on substantive terms. More worrying is perhaps the lack of connection between people’s conscious experience of their emotions, the emotion labels they use, and the unconscious processes that drive emotions, information processing, and political behaviours.

Should politics be strictly rational, and emotions be banned from the domain? Although some have suggested this, turning off emotions means turning off the brain. That is, affective and cognitive processes are deeply interconnected. As such, the question ought to be: how can we use emotions to be a positive force for democracy?

You can read a project summary here.

Timeline and funding

POLEMIC was funded by the European Research Council (ERC) under the European Union’s Horizon 2020 research and innovation programme under grant agreement No 759079. It ran between 2017 and 2023.

Researchers on this project

Gijs Schumacher

Bert Bakker

Matthijs Rooduijn

Project publications

NoPublication
5Isabella Rebasso, Matthijs Rooduijn & Gijs Schumacher (2025). Appraisal Theory Predicts Emotions in the General, but Not in the Political Domain. Preprint
7Bert N. Bakker & Gijs Schumacher (2025). Using measures of psychophysiological and neural activity to advance understanding of psychological processes in politics. Handbook of Innovations in Political Psychology
8Matthijs Gillissen, Matthijs Rooduijn & Gijs Schumacher (2025). Empathic Concern and Perspective-Taking Have Opposite Effects on Affective Polarization. Journal of Experimental Political Science
10Christian Pipal, Martijn Schoonvelde, Gijs Schumacher & Max Boiten (2025). JST and rJST: joint estimation of sentiment and topics in textual data using a semi-supervised approach. Communication Methods and Measures
12Diamantis Petropoulos Petalas, Gijs Schumacher & H. Steven Scholte (2025). Is Political Ideology Correlated with Brain Structure? A Preregistered Replication. iScience
18Malte Luken, Kody Moodley, Eva Viviani, Christian Pipal, Gijs Schumacher (2024). MEXCA - A Simple and Robust Pipeline for Capturing Emotion Expressions in Faces, Vocalization, and Speech. Preprint
19Maaike D. Homan & Gijs Schumacher (2024). Examining the Influence of Politicians’ Emotional Appeals on Vote Choice using a Visualized Leader Choice Task. Preprint
23Christian Pipal, Bert N. Bakker, Gijs Schumacher & Mariken A. C. G. van der Velden (2024). Tone in politics is not systematically related to macro trends, ideology, or experience. Scientific Reports
24Gijs Schumacher, Maaike D. Homan, Isabella Rebasso, Neil Fasching, Bert N. Bakker & Matthijs Rooduijn (2024). Establishing the validity and robustness of facial electromyography measures for political science. Politics and the Life Sciences
25Maaike D. Homan, Gijs Schumacher & Bert N. Bakker (2024). Facing emotional politicians: Do emotional displays of politicians evoke mimicry and emotional contagion? Emotion
29Roeland Dubel, Maaike D. Homan, Delaney Peterson, Gijs Schumacher & Bert N. Bakker (2024). Replicating and extending Soroka, Fournier & Nir (2019): negative news increases arousal and negative affect. Media & Communication.
32Roeland Dubel, Gijs Schumacher, Maaike D. Homan, Delaney Peterson & Bert N. Bakker (2024). Replicating and Extending Soroka, Fournier, and Nir: Negative News Increases Arousal and Negative Affect. Media and Communication
33Maaike D. Homan (2024). Citizens’ affective, cognitive and behavioral responses to the emotional displays of politicians. PhD dissertation
34Christian Pipal (2024). Blueprints and fingerprints Politicians' use of emotional appeals in European democracies. PhD dissertation
35Homan, M. D., Hamdan, M., Hendriks, K., & Petropoulus Petalas, D. (2024). Neural Responses to Emotional Displays by Politicians: Differential Mu and Alpha Suppression Patterns in Response to In-Party and Out-Party Leaders. Scientific Reports
41Isabella Rebasso (2023). Feeling Within Reason: How Appraisals Shape Emotional Responses to Politics. PhD dissertation
42Christian Pipal, Hyunjin Song, Hajo G Boomgaarden (2023). If you have choices, why not choose (and share) all of them? A multiverse approach to understanding news engagement on social media. Digital Journalism
43Gijs Schumacher, Matthijs Rooduijn & Bert N. Bakker (2022). Hot Populism? Affective responses to antiestablishment Rhetoric. Political Psychology
52Christian Baden, Christian Pipal, Martijn Schoonvelde & Mariken van der Velden (2022). Three gaps in computational text analysis methods for social sciences: A research agenda. Communication Methods and Measures
65Gijs Schumacher, Bert N. Bakker, Matthijs Rooduijn, & Maaike D. Homan (2021). Politiek: Zweten, fronsen en walgen. Sociologie Magazine
66Bert N. Bakker, Gijs Schumacher & Matthijs Rooduijn (2020). Hot Politics? Affective responses to political rhetoric. American Political Science Review
67Maaike Homan (2020). Alexander Todorov's Face Value: The Irresistible Influence of First Impressions. Politics and Life Sciences
68Bert N. Bakker, Gijs Schumacher & Maaike Homan (2020). Yikes. Are we disgusted by politicians? Politics and Life Sciences
70Bert N. Bakker, Gijs Schumacher, Claire Gothreau & Kevin Arceneaux (2020). Conservatives and Liberals have Similar Physiological Responses to Threats. Nature Human Behaviour
72Martijn Schoonvelde, Gijs Schumacher & Bert N. Bakker (2019). Friends With Text as Data Benefits: Assessing and Extending the Use of Automated Text Analysis in Political Science and Political Psychology. Journal of Social and Political Psychology
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