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Evidence record 1212 · automatically gathered

Platform Sorting Drives Ideological Fragmentation in the Social Media Ecosystem

Ideological asymmetries in online political communication are often studied as localized phenomena emerging within communities. Here, we show that fragmentation instead operates at the level of entire platforms, consistent with a process of platform sorting in which users increasingly align with ideologically congruent environments. We analyze political information dynamics across Bluesky, Facebook, Reddit, Truth Social, Twitter/X, and YouTube during the 2020 and 2024 US presidential elections,

Record details

Published: 9 June 2026
Source: arXiv
Category: Research
Topics: Environment
Retrieved: 14 July 2026

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These records share source-supplied organisations, an exact publisher byline, automatic topics or regions. The reason is shown on every link; related does not mean supporting, agreeing with or verifying this record.

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How to cite this record

ethics.ai (9 June 2026), “Platform Sorting Drives Ideological Fragmentation in the Social Media Ecosystem,” evidence record 1212, https://ethics.ai/record/1212 (originally published by arXiv).

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