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Online platforms have completely transformed American social life. They have democratized publication, overthrown old gatekeepers, and given ordinary Americans a fresh voice in politics. But the system is beginning to falter. Control over…

General Economics · Economics 2023-06-06 Gregory M. Dickinson

Social media platforms have been establishing content moderation guidelines and employing various moderation policies to counter hate speech and misinformation. The goal of this paper is to study these community guidelines and moderation…

Computers and Society · Computer Science 2023-08-10 Mohit Singhal , Chen Ling , Pujan Paudel , Poojitha Thota , Nihal Kumarswamy , Gianluca Stringhini , Shirin Nilizadeh

As centralized social media platforms face growing concerns, more users are seeking greater control over their social feeds and turning to decentralized alternatives such as Mastodon. The decentralized nature of Mastodon creates unique…

Human-Computer Interaction · Computer Science 2025-04-29 Yuhan Liu , Emmy Song , Owen Xingjian Zhang , Jewel Merriman , Lei Zhang , Andrés Monroy-Hernández

People who use social media are learning about how the companies that run these platforms make their decisions on who gets to see what through visual indicators in the interface (UI) of each social media site. These indicators are different…

Human-Computer Interaction · Computer Science 2026-02-10 Haoze Guo , Ziqi Wei

The rapid growth of the digital platform economy is transforming labor markets, offering new employment opportunities with promises of flexibility and accessibility. However, these benefits often come at the expense of increased economic…

Computers and Society · Computer Science 2025-10-23 Clara Punzi

Content creators compete for user attention. Their reach crucially depends on algorithmic choices made by developers on online platforms. To maximize exposure, many creators adapt strategically, as evidenced by examples like the sprawling…

Computer Science and Game Theory · Computer Science 2023-07-07 Jiri Hron , Karl Krauth , Michael I. Jordan , Niki Kilbertus , Sarah Dean

Algorithmic decision-making is replacing idiosyncratic human judgment in domains such as hiring, lending, and criminal justice. This shift promises increased consistency, but many scholars worry that it can go too far. They warn of the…

Computers and Society · Computer Science 2026-04-21 Brian Hedden , Manish Raghavan

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

Content moderation practices and technologies need to change over time as requirements and community expectations shift. However, attempts to restructure existing moderation practices can be difficult, especially for platforms that rely on…

Human-Computer Interaction · Computer Science 2026-03-10 Chau Tran , Kejsi Take , Kaylea Champion , Benjamin Mako Hill , Rachel Greenstadt

Platforms are increasingly relying on algorithms to curate the content within users' social media feeds. However, the growing prominence of proprietary, algorithmically curated feeds has concealed what factors influence the presentation of…

Human-Computer Interaction · Computer Science 2025-08-11 Jackie Chan , Fred Choi , Koustuv Saha , Eshwar Chandrasekharan

Online social platforms centered around content creators often allow comments on content, where creators moderate the comments they receive. As creators can face overwhelming numbers of comments, with some of them harassing or hateful,…

Human-Computer Interaction · Computer Science 2022-02-18 Shagun Jhaver , Quan Ze Chen , Detlef Knauss , Amy Zhang

The rise in popularity of social media platforms, has resulted in millions of new, content pieces being created every day. This surge in content creation underscores the need to pay attention to our design choices as they can greatly impact…

Information Retrieval · Computer Science 2024-10-22 Srijan Saket , Mohit Agarwal , Rishabh Mehrotra

The advent of ChatGPT has sparked over a year of regulatory frenzy. However, few existing studies have rigorously questioned the assumption that, if left unregulated, AI chatbot's output would inflict tangible, severe real harm on human…

Computers and Society · Computer Science 2024-11-20 Jiawei Zhang

Copyright and computer science continue to intersect and clash, but they can coexist. The advent of new technologies such as digitization of visual and aural creations, sharing technologies, search engines, social media offerings, and more…

Computers and Society · Computer Science 2024-09-09 Deven R. Desai , Mark Riedl

People form judgments and make decisions based on the information that they observe. A growing portion of that information is not only provided, but carefully curated by social media platforms. Although lawmakers largely agree that…

Computers and Society · Computer Science 2023-04-21 Sarah H. Cen , Aleksander Madry , Devavrat Shah

Creativity has always been synonymous with humans. No other living species could boast of creativity as humans could. Even the smartest computers thrived only on the ingenious imaginations of its coders. However, that is steadily changing…

Computers and Society · Computer Science 2020-10-02 Raj Shekhar

Diversity-aware platform design is a paradigm that responds to the ethical challenges of existing social media platforms. Available platforms have been criticized for minimizing users' autonomy, marginalizing minorities, and exploiting…

Generative AI is frequently portrayed as revolutionary or even apocalyptic, prompting calls for novel regulatory approaches. This essay argues that such views are misguided. Instead, generative AI should be understood as an evolutionary…

Computers and Society · Computer Science 2025-03-11 Gilad Abiri

Since its introduction in 2022, Generative AI has significantly impacted the art world, from winning state art fairs to creating complex videos from simple prompts. Amid this renaissance, a pivotal issue emerges: should users of Generative…

Computers and Society · Computer Science 2024-06-19 Yiyang Mei

The proliferation of Content Delivery Networks (CDN) reveals that existing content networks are owned and operated by individual companies. As a consequence, closed delivery networks are evolved which do not cooperate with other CDNs and in…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-05-23 Rajkumar Buyya , Al-Mukaddim Khan Pathan , James Broberg , Zahir Tari