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In the past few years, Reddit -- a community-driven platform for submitting, commenting and rating links and text posts -- has grown exponentially, from a small community of users into one of the largest online communities on the Web. To…

Social and Information Networks · Computer Science 2014-06-24 Philipp Singer , Fabian Flöck , Clemens Meinhart , Elias Zeitfogel , Markus Strohmaier

Social media platform design often incorporates explicit signals of positive feedback. Some moderators provide positive feedback with the goal of positive reinforcement, but are often unsure of their ability to actually influence user…

Human-Computer Interaction · Computer Science 2025-02-14 Charlotte Lambert , Koustuv Saha , Eshwar Chandrasekharan

Social media platforms are like giant arenas where users can rely on different content and express their opinions through likes, comments, and shares. However, do users welcome different perspectives or only listen to their preferred…

Physics and Society · Physics 2023-04-24 Niccolò Di Marco , Matteo Cinelli , Shayan Alipour , Walter Quattrociocchi

Reddit relies on volunteer moderators to enforce community rules, configure tools, and review flagged content. This labor is substantial, worth millions in unpaid effort, and increasingly hard to sustain as communities grow. While recent…

Human-Computer Interaction · Computer Science 2025-10-07 Tanvi Bajpai , Eshwar Chandrasekharan

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

In today's cross-platform social media landscape, understanding factors that drive engagement for multimodal content, especially text paired with visuals, remains complex. This study investigates how rewriting Reddit post titles adapted…

Social and Information Networks · Computer Science 2025-05-08 Yibo Hu , Yiqiao Jin , Meng Ye , Ajay Divakaran , Srijan Kumar

Online communities are constantly growing, with dozens of platforms housing millions of users. Large and small communities alike rely on volunteer moderators to maintain order. Despite their key role, moderators are given a toolbox of…

Human-Computer Interaction · Computer Science 2025-09-24 Charlotte Lambert , Agam Goyal , Eunice Mok , Eshwar Chandrasekharan

Increasingly people form opinions based on information they consume on online social media. As a result, it is crucial to understand what type of content attracts people's attention on social media and drive discussions. In this paper we…

Social and Information Networks · Computer Science 2017-05-09 Benjamin D. Horne , Sibel Adali , Sujoy Sikdar

Online users discuss and converse about all sorts of topics on social networks. Facebook, Twitter, Reddit are among many other networks where users can have this freedom of information sharing. The abundance of information shared over these…

Social and Information Networks · Computer Science 2021-11-24 Jasser Jasser , Ivan Garibay , Steve Scheinert , Alexander V. Mantzaris

Online forums provide rich environments where users may post questions and comments about different topics. Understanding how people behave in online forums may shed light on the fundamental mechanisms by which collective thinking emerges…

Social and Information Networks · Computer Science 2020-06-05 Alexey N. Medvedev , Renaud Lambiotte , Jean-Charles Delvenne

Accurately estimating how users respond to moderation interventions is paramount for developing effective and user-centred moderation strategies. However, this requires a clear understanding of which user characteristics are associated with…

Computers and Society · Computer Science 2025-10-24 Benedetta Tessa , Alejandro Moreo , Stefano Cresci , Tiziano Fagni , Fabrizio Sebastiani

The aim of this paper is to present methods to systematically analyze individual and group behavioral patterns observed in community driven discussion platforms like Reddit where users exchange information and views on various topics of…

Social and Information Networks · Computer Science 2018-09-20 Sachin Thukral , Hardik Meisheri , Tushar Kataria , Aman Agarwal , Ishan Verma , Arnab Chatterjee , Lipika Dey

Rules are a critical component of the functioning of nearly every online community, yet it is challenging for community moderators to make data-driven decisions about what rules to set for their communities. The connection between a…

Social and Information Networks · Computer Science 2025-04-16 Leon Leibmann , Galen Weld , Amy X. Zhang , Tim Althoff

Online volunteers are an uncompensated yet valuable labor force for many social platforms. For example, volunteer content moderators perform a vast amount of labor to maintain online communities. However, as social platforms like Reddit…

Human-Computer Interaction · Computer Science 2022-06-07 Hanlin Li , Brent Hecht , Stevie Chancellor

In order to keep up with the demand of curating the deluge of crowd-sourced content, social media platforms leverage user interaction feedback to make decisions about which content to display, highlight, and hide. User interactions such as…

Social and Information Networks · Computer Science 2017-07-04 Maria Glenski , Tim Weninger

This paper uses a multi-layer network model to study deliberation in online discussion platforms, focusing on the Reddit platform. The model comprises two layers: a discussion layer, which represents the comment-to-comment replies as a…

Social and Information Networks · Computer Science 2024-10-30 Tianshu Gao , Mengbin Ye , Robert Ackland

Information about gender differences in interests is necessary to disentangle the effects of discrimination and choice when gender inequalities occur, such as in employment. This article assesses gender differences in interests within the…

Computers and Society · Computer Science 2018-10-19 Mike Thelwall , Emma Stuart

Online platforms host a diverse user base, which can be broadly categorized into "specialist users" with focused interests and "generalist users" who engage in a wide range of topics. This study explores the behavioral differences between…

Social and Information Networks · Computer Science 2024-06-13 Abi Oppenheim , Federico Albanese , Esteban Feuerstein

Many researchers studying online communities seek to make them better. However, beyond a small set of widely-held values, such as combating misinformation and abuse, determining what 'better' means can be challenging, as community members…

Human-Computer Interaction · Computer Science 2023-09-22 Galen Weld , Amy X. Zhang , Tim Althoff

Content moderation is the process of flagging content based on pre-defined platform rules. There has been a growing need for AI moderators to safeguard users as well as protect the mental health of human moderators from traumatic content.…

Computation and Language · Computer Science 2023-02-21 Meng Ye , Karan Sikka , Katherine Atwell , Sabit Hassan , Ajay Divakaran , Malihe Alikhani
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