How in-person conversations shape political polarization: quasi-experimental evidence from a nationwide initiative

Growing political polarization is often attributed to “echo chambers” among likeminded individuals and a lack of social interactions among contrary-minded individuals. We provide quasi-experimental evidence on the effects of in-person conversations on individual-level polarization outcomes, studying...

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Main Authors: Fang, X, Heuser, S, Stötzer, LS
Format: Journal article
Language:English
Published: Elsevier 2025
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author Fang, X
Heuser, S
Stötzer, LS
author_facet Fang, X
Heuser, S
Stötzer, LS
author_sort Fang, X
collection OXFORD
description Growing political polarization is often attributed to “echo chambers” among likeminded individuals and a lack of social interactions among contrary-minded individuals. We provide quasi-experimental evidence on the effects of in-person conversations on individual-level polarization outcomes, studying a large-scale intervention in Germany that matched pairs of strangers for private face-to-face meetings to discuss divisive political issues. We find asymmetric effects: conversations with like-minded individuals caused political views to become more extreme (ideological polarization); by contrast, conversations with contrary-minded individuals did not lead to a convergence of political views, but significantly reduced negative beliefs and attitudes toward ideological out-group members (affective polarization), while also improving perceived social cohesion more generally. These effects of contrary-minded conversations seem to be driven mostly by positive experiences of interpersonal contact.
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spelling oxford-uuid:aaf0c396-87a2-4b75-bbf3-06d19184eb0f2025-01-28T09:05:11ZHow in-person conversations shape political polarization: quasi-experimental evidence from a nationwide initiativeJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:aaf0c396-87a2-4b75-bbf3-06d19184eb0fEnglishSymplectic ElementsElsevier2025Fang, XHeuser, SStötzer, LSGrowing political polarization is often attributed to “echo chambers” among likeminded individuals and a lack of social interactions among contrary-minded individuals. We provide quasi-experimental evidence on the effects of in-person conversations on individual-level polarization outcomes, studying a large-scale intervention in Germany that matched pairs of strangers for private face-to-face meetings to discuss divisive political issues. We find asymmetric effects: conversations with like-minded individuals caused political views to become more extreme (ideological polarization); by contrast, conversations with contrary-minded individuals did not lead to a convergence of political views, but significantly reduced negative beliefs and attitudes toward ideological out-group members (affective polarization), while also improving perceived social cohesion more generally. These effects of contrary-minded conversations seem to be driven mostly by positive experiences of interpersonal contact.
spellingShingle Fang, X
Heuser, S
Stötzer, LS
How in-person conversations shape political polarization: quasi-experimental evidence from a nationwide initiative
title How in-person conversations shape political polarization: quasi-experimental evidence from a nationwide initiative
title_full How in-person conversations shape political polarization: quasi-experimental evidence from a nationwide initiative
title_fullStr How in-person conversations shape political polarization: quasi-experimental evidence from a nationwide initiative
title_full_unstemmed How in-person conversations shape political polarization: quasi-experimental evidence from a nationwide initiative
title_short How in-person conversations shape political polarization: quasi-experimental evidence from a nationwide initiative
title_sort how in person conversations shape political polarization quasi experimental evidence from a nationwide initiative
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