activity
20172025
most citedGender Differences in Participation and Reward on Stack Overflow

104 citations · 209 across the 13 of their papers we have counts for

collaborators

15 papers

cs.CL2025

Auditing Google's AI Overviews and Featured Snippets: A Case Study on Baby Care and Pregnancy

Desheng Hu, Joachim Baumann, Aleksandra Urman +4

Google Search increasingly surfaces AI-generated content through features like AI Overviews (AIO) and Featured Snippets (FS), which users frequently rely on despite having no contr…

cs.CY2025

Visibility Allocation Systems: How Algorithmic Design Shapes Online Visibility and Societal Outcomes

Stefania Ionescu, Robin Forsberg, Elsa Lichtenegger +4

Throughout application domains, we now rely extensively on algorithmic systems to engage with ever-expanding datasets of information. Despite their benefits, these systems are ofte…

cs.HC2024★ 2 cited

WEIRD Audits? Research Trends, Linguistic and Geographical Disparities in the Algorithm Audits of Online Platforms -- A Systematic Literature Review

Aleksandra Urman, Mykola Makhortykh, Aniko Hannak

The increasing reliance on complex algorithmic systems by online platforms has sparked a growing need for algorithm auditing, a methodology evaluating these systems' functionality…

cs.CY2023

User Attitudes to Content Moderation in Web Search

Aleksandra Urman, Aniko Hannak, Mykola Makhortykh

Internet users highly rely on and trust web search engines, such as Google, to find relevant information online. However, scholars have documented numerous biases and inaccuracies…

cs.CY2023★ 30 cited

A Classification of Feedback Loops and Their Relation to Biases in Automated Decision-Making Systems

Nicolò Pagan, Joachim Baumann, Ezzat Elokda +3

Prediction-based decision-making systems are becoming increasingly prevalent in various domains. Previous studies have demonstrated that such systems are vulnerable to runaway feed…

cs.SI2023★ 1 cited

Individual Fairness for Social Media Influencers

Stefania Ionescu, Nicolo Pagan, Aniko Hannak

Nowadays, many social media platforms are centered around content creators (CC). On these platforms, the tie formation process depends on two factors: (a) the exposure of users to…

cs.CY2022★ 19 cited

Enforcing Group Fairness in Algorithmic Decision Making: Utility Maximization Under Sufficiency

Joachim Baumann, Anikó Hannák, Christoph Heitz

Binary decision making classifiers are not fair by default. Fairness requirements are an additional element to the decision making rationale, which is typically driven by maximizin…

cs.CY2021★ 35 cited

Comparing the Language of QAnon-related content on Parler, Gab, and Twitter

Andrea Sipka, Aniko Hannak, Aleksandra Urman

Parler, a "free speech" platform popular with conservatives, was taken offline in January 2021 due to the lack of moderation of hateful and QAnon- and other conspiracy-related cont…

cs.CY2021★ 9 cited

An Agent-based Model to Evaluate Interventions on Online Dating Platforms to Decrease Racial Homogamy

Stefania Ionescu, Aniko Hannak, Kenneth Joseph

Perhaps the most controversial questions in the study of online platforms today surround the extent to which platforms can intervene to reduce the societal ills perpetrated on them…

cs.CY2020

From Asking to Answering: Getting More Involved on Stack Overflow

Timur Bachschi, Aniko Hannak, Florian Lemmerich +1

Online knowledge platforms such as Stack Overflow and Wikipedia rely on a large and diverse contributor community. Despite efforts to facilitate onboarding of new users, relatively…

cs.SI2020★ 1 cited

Explaining Gender Differences in Academics' Career Trajectories

Aniko Hannak, Kenneth Joseph, Andrei Cimpian +1

Academic fields exhibit substantial levels of gender segregation. To date, most attempts to explain this persistent global phenomenon have relied on limited cross-sections of data…

cs.CY2018★ 104 cited

Gender Differences in Participation and Reward on Stack Overflow

Anna May, Johannes Wachs, Aniko Hannak

Programming is a valuable skill in the labor market, making the underrepresentation of women in computing an increasingly important issue. Online question and answer platforms serv…

cs.SI2018★ 5 cited

And Now for Something Completely Different: Visual Novelty in an Online Network of Designers

Johannes Wachs, Bálint Daróczy, Anikó Hannák +2

Novelty is a key ingredient of innovation but quantifying it is difficult. This is especially true for visual work like graphic design. Using designs shared on an online social net…

cs.CY2017★ 3 cited

Measuring Personalization of Web Search

Anikó Hannák, Piotr Sapieżyński, Arash Molavi Khaki +3

Web search is an integral part of our daily lives. Recently, there has been a trend of personalization in Web search, where different users receive different results for the same s…

cs.SI2017

Why Do Men Get More Attention? Exploring Factors Behind Success in an Online Design Community

Johannes Wachs, Anikó Hannák, András Vörös +1

Online platforms are an increasingly popular tool for people to produce, promote or sell their work. However recent studies indicate that social disparities and biases present in t…