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We present the first large-scale measurement study of cross-partisan discussions between liberals and conservatives on YouTube, based on a dataset of 274,241 political videos from 973 channels of US partisan media and 134M comments from…

Social and Information Networks · Computer Science 2021-04-13 Siqi Wu , Paul Resnick

With YouTube's growing importance as a news platform, its recommendation system came under increased scrutiny. Recognizing YouTube's recommendation system as a broadcaster of media, we explore the applicability of laws that require…

Human-Computer Interaction · Computer Science 2021-07-22 Hendrik Heuer , Hendrik Hoch , Andreas Breiter , Yannis Theocharis

YouTube has emerged as a major platform for political communication and news dissemination, particularly during high-stakes electoral periods. In the context of the 2024 European Parliament and French legislative elections, this study…

Computers and Society · Computer Science 2026-01-21 Vera Sosnovik , Caroline Violot , Mathias Humbert

Video-sharing social media like YouTube provide access to diverse cultural products from all over the world, making it possible to test theories that the Web facilitates global cultural convergence. Drawing on a daily listing of YouTube's…

Social and Information Networks · Computer Science 2017-05-26 Minsu Park , Jaram Park , Young Min Baek , Michael Macy

The Internet has become an essential part of children's and adolescents' daily life. Social media platforms are used as educational and entertainment resources on daily bases by young users, leading enormous efforts to ensure their safety…

Social and Information Networks · Computer Science 2020-09-18 Sultan Alshamrani , Ahmed Abusnaina , David Mohaisen

YouTube is by far the largest host of user-generated video content worldwide. Alas, the platform has also come under fire for hosting inappropriate, toxic, and hateful content. One community that has often been linked to sharing and…

This paper contributes to the ongoing discussions on the scholarly access to social media data, discussing a case where this access is barred despite its value for understanding and countering online disinformation and despite the absence…

Social and Information Networks · Computer Science 2022-10-04 Maria Castaldo , Paolo Frasca , Tommaso Venturini , Floriana Gargiulo

In recent years, critics of online platforms have raised concerns about the ability of recommendation algorithms to amplify problematic content, with potentially radicalizing consequences. However, attempts to evaluate the effect of…

Social and Information Networks · Computer Science 2023-12-04 Homa Hosseinmardi , Amir Ghasemian , Miguel Rivera-Lanas , Manoel Horta Ribeiro , Robert West , Duncan J. Watts

YouTube, a widely popular online platform, has transformed the dynamics of con-tent consumption and interaction for users worldwide. With its extensive range of content crea-tors and viewers, YouTube serves as a hub for video sharing,…

Social and Information Networks · Computer Science 2023-11-13 Shadi Shajari , Mustafa Alassad , Nitin Agarwal

The spread of inaccurate and misleading information may alter behaviours and complicate crisis management, especially during an emergency like the COVID-19 pandemic. This paper aims to investigate information diffusion during the COVID-19…

Computers and Society · Computer Science 2022-12-01 Niccolò Di Marco , Matteo Cinelli , Walter Quattrociocchi

A concern among content moderation researchers is that hard moderation measures, such as banning content producers, will push users to more extreme information environments. Research in this area is still new, but predominately focuses on…

Computers and Society · Computer Science 2023-03-15 Matthew C. Childs , Benjamin D. Horne

The media frequently describes the 2017 Charlottesville 'Unite the Right' rally as a turning point for the alt-right and white supremacist movements. Social movement theory suggests that the media attention and public discourse concerning…

Computation and Language · Computer Science 2020-04-07 Isabelle van der Vegt , Maximilian Mozes , Paul Gill , Bennett Kleinberg

We combine user-centric Twitter data with video-centric YouTube data to analyze who watches and shares what on YouTube. Combination of two data sets, with 87k Twitter users, 5.6mln YouTube videos and 15mln video sharing events, allows rich…

Social and Information Networks · Computer Science 2016-02-23 Adiya Abisheva , Venkata Rama Kiran Garimella , David Garcia , Ingmar Weber

The growing political polarization of the American electorate over the last several decades has been widely studied and documented. During the administration of President Donald Trump, charges of "fake news" made social and news media not…

Computers and Society · Computer Science 2021-01-26 Ashiqur R. KhudaBukhsh , Rupak Sarkar , Mark S. Kamlet , Tom M. Mitchell

In 2024, France was shaken by the far-right National Rally's victory in the European elections. In response to this unprecedented result, French President Emmanuel Macron dissolved the National Assembly, triggering legislative elections…

Social and Information Networks · Computer Science 2025-12-05 Caroline Violot , Vera Sosnovik , Mathias Humbert

YouTube is a popular video platform for sharing creative content and ideas, targeting different demographics. Adults, older children, and young children are all avid viewers of YouTube videos. Meanwhile, countless young-kid-oriented…

Climate change debates have gained increasing visibility on social media, with YouTube emerging as one of the most influential platforms for political communication. Reaching billions of users worldwide, it functions both as a news outlet…

Social and Information Networks · Computer Science 2025-12-10 Sanika Damle , Radhika Krishnan

The alt-right is a far-right movement that has uniquely developed on social media, before becoming prominent in the 2016 United States presidential elections. However, very little research exists about their discourse and organization…

Social and Information Networks · Computer Science 2019-10-25 Ángel Panizo-LLedot , Javier Torregrosa , Gema Bello-Orgaz , Joshua Thorburn , David Camacho

Content on Twitter's home timeline is selected and ordered by personalization algorithms. By consistently ranking certain content higher, these algorithms may amplify some messages while reducing the visibility of others. There's been…

Computers and Society · Computer Science 2022-05-18 Ferenc Huszár , Sofia Ira Ktena , Conor O'Brien , Luca Belli , Andrew Schlaikjer , Moritz Hardt

In January 2019, YouTube announced it would exclude potentially harmful content from video recommendations but allow such videos to remain on the platform. While this step intends to reduce YouTube's role in propagating such content,…

Social and Information Networks · Computer Science 2021-04-26 Cody Buntain , Richard Bonneau , Jonathan Nagler , Joshua A. Tucker