Veille Scientifique étudiante concernant la cognition partagée (SharedCognition) et la polarisation politique

Alimenté par : Claudia Dapino Ponel, Madeline Desmurs

Cette application est une plateforme collaborative de veille scientifique permettant d'importer des publications depuis PubMed, de suivre leur lecture, d'en extraire les éléments méthodologiques clés (protocole, variables, résultats), et de constituer une synthèse structurée pour faciliter la réalisation de revues de littérature.

Dernière synchronisation : 13/09/2026

Polarisation politique et co-présence sociale numérique

Effets de la co-présence sur la polarisation politique

412 articles disponibles

political polarization AND (media OR news) AND (experiment OR study)
attitude polarization AND (information OR exposure) AND experiment
opinion polarization AND (media OR news) AND (attitudes OR judgment)
group polarization AND (decision OR discussion OR experiment)
political attitudes AND polarization AND experiment

Adolescents' Reasons to Unfriend on Facebook.

This study is the first to examine adolescents' reasons for unfriending people on Facebook. By means of open-end questions, 419 participants described the primary online (i.e., arising from friends' b…

Polarisation politique et co-présence sociale numérique
Verswijvel, K., Heirman, W., Hardies, K., & Walrave, M. (2018). Adolescents' Reasons to Unfriend on Facebook.. Cyberpsychol Behav Soc Netw, 21(10), 603-610. https://doi.org/10.1089/cyber.2018.0243
01/10/2018 Lire →

Exposure to opposing views on social media can increase political polarization.

There is mounting concern that social media sites contribute to political polarization by creating "echo chambers" that insulate people from opposing views about current events. We surveyed a large sa…

Polarisation politique et co-présence sociale numérique
Bail, C. A., Argyle, L. P., Brown, T. W., Bumpus, J. P., Chen, H., Hunzaker, M. B. F., Lee, J., Mann, M., Merhout, F., & Volfovsky, A. (2018). Exposure to opposing views on social media can increase political polarization.. Proc Natl Acad Sci U S A, 115(37), 9216-9221. https://doi.org/10.1073/pnas.1804840115
11/09/2018 Lire →

False beliefs and confabulation can lead to lasting changes in political attitudes.

In times of increasing polarization and political acrimony, fueled by distrust of government and media disinformation, it is ever more important to understand the cognitive mechanisms behind political…

Polarisation politique et co-présence sociale numérique
Strandberg, T., Sivén, D., Hall, L., Johansson, P., & Pärnamets, P. (2018). False beliefs and confabulation can lead to lasting changes in political attitudes.. J Exp Psychol Gen, 147(9), 1382-1399. https://doi.org/10.1037/xge0000489
01/09/2018 Lire →

Healthcare reforms, inertia polarization and group influence.

Healthcare systems performance is the focus of intense policy and media attention in most countries. Quebec (Canada) is no exception, where successive governments have struggled for decades with appar…

Polarisation politique et co-présence sociale numérique
Contandriopoulos, D., Brousselle, A., Larouche, C., Breton, M., Rivard, M., Beaulieu, M. D., Haggerty, J., Champagne, G., & Perroux, M. (2018). Healthcare reforms, inertia polarization and group influence.. Health Policy, 122(9), 1018-1027. https://doi.org/10.1016/j.healthpol.2018.07.007
01/09/2018 Lire →

Polarized Ukraine 2014: opinion and territorial split demonstrated with the bounded confidence XY model, parametrized by Twitter data.

Multiple countries have recently experienced extreme political polarization, which, in some cases, led to escalation of hate crime, violence and political instability. Besides the much discussed presi…

Polarisation politique et co-présence sociale numérique
Romenskyy, M., Spaiser, V., Ihle, T., & Lobaskin, V. (2018). Polarized Ukraine 2014: opinion and territorial split demonstrated with the bounded confidence XY model, parametrized by Twitter data.. R Soc Open Sci, 5(8), 171935. https://doi.org/10.1098/rsos.171935
01/08/2018 Lire →

Polarization of the vaccination debate on Facebook.

BACKGROUND: Vaccine hesitancy has been recognized as a major global health threat. Having access to any type of information in social media has been suggested as a potential influence on the growth of…

Polarisation politique et co-présence sociale numérique
Schmidt, A. L., Zollo, F., Scala, A., Betsch, C., & Quattrociocchi, W. (2018). Polarization of the vaccination debate on Facebook.. Vaccine, 36(25), 3606-3612. https://doi.org/10.1016/j.vaccine.2018.05.040
14/06/2018 Lire →

The effect of partisanship and political advertising on close family ties.

Research on growing American political polarization and antipathy primarily studies public institutions and political processes, ignoring private effects, including strained family ties. Using anonymi…

Polarisation politique et co-présence sociale numérique
Chen, M. K., & Rohla, R. (2018). The effect of partisanship and political advertising on close family ties.. Science, 360(6392), 1020-1024. https://doi.org/10.1126/science.aaq1433
01/06/2018 Lire →

Is There Any Hope? How Climate Change News Imagery and Text Influence Audience Emotions and Support for Climate Mitigation Policies.

Using a national sample, this study experimentally tests the effects of news visuals and texts that emphasize either the causes and impacts of climate change or actions that can be taken to address cl…

Polarisation politique et co-présence sociale numérique
Feldman, L., & Hart, P. S. (2018). Is There Any Hope? How Climate Change News Imagery and Text Influence Audience Emotions and Support for Climate Mitigation Policies.. Risk Anal, 38(3), 585-602. https://doi.org/10.1111/risa.12868
01/03/2018 Lire →

Fake facts and alternative truths in medical research.

BACKGROUND: Fake news and alternative facts have become commonplace in these so-called "post-factual times." What about medical research - are scientific facts fake as well? Many recent disclosures ha…

Polarisation politique et co-présence sociale numérique
Hofmann, B. (2018). Fake facts and alternative truths in medical research.. BMC Med Ethics, 19(1), 4. https://doi.org/10.1186/s12910-018-0243-z
27/01/2018 Lire →

Reconstruction of the socio-semantic dynamics of political activist Twitter networks-Method and application to the 2017 French presidential election.

BACKGROUND: Digital spaces, and in particular social networking sites, are becoming increasingly present and influential in the functioning of our democracies. In this paper, we propose an integrated …

Polarisation politique et co-présence sociale numérique
Gaumont, N., Panahi, M., & Chavalarias, D. (2018). Reconstruction of the socio-semantic dynamics of political activist Twitter networks-Method and application to the 2017 French presidential election.. PLoS One, 13(9), e0201879. https://doi.org/10.1371/journal.pone.0201879
01/01/2018 Lire →

Improving the performance of lexicon-based review sentiment analysis method by reducing additional introduced sentiment bias.

Sentiment analysis is widely studied to extract opinions from user generated content (UGC), and various methods have been proposed in recent literature. However, these methods are likely to introduce …

Polarisation politique et co-présence sociale numérique
Han, H., Zhang, Y., Zhang, J., Yang, J., & Zou, X. (2018). Improving the performance of lexicon-based review sentiment analysis method by reducing additional introduced sentiment bias.. PLoS One, 13(8), e0202523. https://doi.org/10.1371/journal.pone.0202523
01/01/2018 Lire →

Subduing attitude polarization?

Researchers have sought to understand the effects of like-minded versus contrary news exposure on attitude polarization, which can be a threat to democracy. The online news environment offers opportun…

Polarisation politique et co-présence sociale numérique
Abril, E. P. (2018). Subduing attitude polarization?. Politics Life Sci, 37(1), 68-77. https://doi.org/10.1017/pls.2017.11
01/01/2018 Lire →