CEU Department of Network & Data Science

Fourth-year PhD student @claraeminente.bsky.social presented new work on two fronts: why people overestimate the size of racial minority groups in the US, and how intersectional homophily might reduce racial segregation in school friendship networks. 👏

#WeAreCEU #NetworkScience

New study alert 📢

Simple X profile metrics—like tweet frequency and account age—are linked to users’ tendency to share misinformation.

By CEU DNDS’s @Júlia Számely & @elisaomodei.bsky.social + collaborators.

Read more: bit.ly/3XS4o7A

Collective Dynamics in Evolutionary Processes and Strategic Group Interactions

🎉 Congratulations to Dr. Onkar Sadekar @onkarsadekar.bsky.social on successfully defending his PhD in Network Science!

His dissertation on collective dynamics and higher-order interactions was awarded summa cum laude.

Details: bit.ly/4ilGfj8

🚨 New paper in EPJ Data Science! 🚨

@elisaomodei.bsky.social, Andrea Lo Sasso & Loredana Bellantuono study how cancer incidence relates to the Sustainable Development Goals using complex networks & ML.

🌱 Beyond health: agriculture, resources & water also matter.

🔗 bit.ly/4hHnwhW

𝗙𝗮𝗰𝘂𝗹𝘁𝘆 𝗦𝗽𝗼𝘁𝗹𝗶𝗴𝗵𝘁 𝗦𝗲𝗿𝗶𝗲𝘀 ✨

As part of our mini-interview series with DNDS faculty, today we introduce you to @elisaomodei.bsky.social, Associate Professor at @weareceu.bsky.social

#MeetDNDS #WeAreCEU #SocialDataScience #NetworkScience

Complexity, Networks & the Economy: A Life in Models - 75th Birthday Symposium honoring János Kertész

Join us at @weareceu.bsky.social for a special academic 𝘀𝘆𝗺𝗽𝗼𝘀𝗶𝘂𝗺 𝗰𝗲𝗹𝗲𝗯𝗿𝗮𝘁𝗶𝗻𝗴 𝗣𝗿𝗼𝗳𝗲𝘀𝘀𝗼𝗿 𝗝𝗮́𝗻𝗼𝘀 𝗞𝗲𝗿𝘁𝗲́𝘀𝘇’𝘀 𝟳𝟱𝘁𝗵 𝗯𝗶𝗿𝘁𝗵𝗱𝗮𝘆 and his exceptional contributions to 𝗡𝗲𝘁𝘄𝗼𝗿𝗸 𝗦𝗰𝗶𝗲𝗻𝗰𝗲, 𝗖𝗼𝗺𝗽𝘂𝘁𝗮𝘁𝗶𝗼𝗻𝗮𝗹 𝗦𝗼𝗰𝗶𝗮𝗹 𝗦𝗰𝗶𝗲𝗻𝗰𝗲, & the study of 𝗰𝗼𝗺𝗽𝗹𝗲𝘅 𝘀𝘆𝘀𝘁𝗲𝗺𝘀.
📆 Dec. 1
📍Vienna
Find all the information here 👉 bit.ly/3Jf5vuq

📢 𝗖𝗟𝗔𝗥𝗜𝗔𝗛-𝗔𝗧 𝗥𝗼𝗮𝗱𝘀𝗵𝗼𝘄 & 𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗛𝘂𝗺𝗮𝗻𝗶𝘁𝗶𝗲𝘀 𝗙𝗲𝘀𝘁 @ 𝗖𝗘𝗨 – 𝗗𝗲𝗰 𝟰, 𝟮𝟬𝟮𝟱!

Explore digital tools & projects in the humanities from CEU and partner institutions across Austria.

📍 CEU Auditorium, Vienna
🔗 Event details & registration: bit.ly/47dSGso

#DigitalHumanities #CEU

𝗙𝗮𝗰𝘂𝗹𝘁𝘆 𝗦𝗽𝗼𝘁𝗹𝗶𝗴𝗵𝘁 𝗦𝗲𝗿𝗶𝗲𝘀 ✨

As part of our mini-interview series with DNDS faculty, today we introduce you to Balázs Vedres @vedres.bsky.social, Professor at @weareceu.bsky.social.

#MeetDNDS #WeAreCEU #NetworkScience #SocialDataScience

Premenstrual dysphoric disorder in online peer support communities: a Reddit case study - Scientific Reports Scientific Reports - Premenstrual dysphoric disorder in online peer support communities: a Reddit case study

🚨 New study in Scientific Reports!

Online peer support can complement clinical understanding of PMDD.

Analysis of 17k+ Reddit users over 12 years shows shifting comorbidities, diverse symptoms & treatments.

👉 bit.ly/4nySxGR

#WeAreCEU #PMDD #MentalHealth #Reddit #DNDSatCEU

𝗙𝗮𝗰𝘂𝗹𝘁𝘆 𝗦𝗽𝗼𝘁𝗹𝗶𝗴𝗵𝘁 𝗦𝗲𝗿𝗶𝗲𝘀 ✨

As part of our mini-interview series with DNDS faculty, today we introduce you to János Kertész, Professor at @weareceu.bsky.social.

#MeetDNDS #WeAreCeu #NetworkScience #DataScience

🎓 Welcome to our new PhD cohort in Network Science!

(top row, L→R) Nathalia, Miguel @msanchezc.bsky.social, Zhina
(bottom row, L→R) Jiachen, Dima and Laura

Wishing you an inspiring start to your journey—looking forward to all the ideas and discoveries ahead! 💡🌍

𝗪𝗲𝗹𝗰𝗼𝗺𝗲 𝘁𝗼 𝗮 𝗻𝗲𝘄 𝗔𝗰𝗮𝗱𝗲𝗺𝗶𝗰 𝗬𝗲𝗮𝗿 𝗮𝘁 𝗗𝗡𝗗𝗦!

We started the year by doing a mini interview to our faculty members, so you can get to know them too. Today, we introduce you to @markwittek.bsky.social, Assistant Professor at @weareceu.bsky.social

#meetDNDS #weareceu #computationalsocialscience

Are digital traces giving us a biased view of polarization? 🤔

New paper by Yijing Chen, @elisaomodei.bsky.social & co-authors shows that APIs capturing only visible engagement (💬 YouTube comments) may suggest stronger segregation than less visible forms (▶️ views).

🔗 bit.ly/3JAp2Fz

Transdisciplinary complexity science: deepening system understanding for sustainability - Humanities and Social Sciences Communications Humanities and Social Sciences Communications - Transdisciplinary complexity science: deepening system understanding for sustainability

New paper co-authored by @elisaomodei.bsky.social explores how combining complexity science & transdisciplinary approaches can foster learning & action for sustainability 🌍✨

Published in Humanities & Social Sciences Comms (Nature)

bit.ly/41qVGzp

🕊️ How do social ties shape one of the world’s most secretive elections?

New paper by our PhD candidate Leonardo Rizzo et al. reveals hidden influence in the papal conclave through network analysis.

📘 Social Networks
🔗 bit.ly/450YDJn

#NetworkScience

DNDS at #IC2S2 2025 in Sweden

A strong presence at the top conference in computational social science!

10+ talks and posters by current & former members on networks, behavior, inequality and digital society.

#WeAreCEU #NetworkScience #SocialDataScience #SeeUatCEU

Proud to share our presence at #StatPhys29!

Prof. @janoskertesz.bsky.social opened the conference as IUPAP Commission Chair
PhD students Helcio Felippe & @jymmt.bsky.social gave oral talks
Visiting Prof. @tiago.skewed.de gave an invited talk

Great to see DNDS at StatPhys!

How do social inequalities shape epidemic outcomes?

Our PhD alum Adriana Manna shares insights from her award-winning dissertation on contact patterns, vaccination gaps & a novel modeling framework.

📖 Interview: bit.ly/44uT6KF

#NetworkScience #EpidemicModeling

Drivers of cooperation in social dilemmas on higher‐order networks | Journal of The Royal Society Interface Understanding cooperation in social dilemmas requires models that capture the complexity of real-world interactions. While network frameworks have provided valuable insights to model the evolution of ...

New paper in J. Royal Society Interface! We show that social structure—especially higher-order and overlapping interactions—is central to sustaining cooperation.

@onkarsadekar.bsky.social with @fede7j.bsky.social, Andrea Civilini & Vito Latora.

🔗 bit.ly/4lmhy6y

Drivers of cooperation in social dilemmas on higher‐order networks | Journal of The Royal Society Interface Understanding cooperation in social dilemmas requires models that capture the complexity of real-world interactions. While network frameworks have provided valuable insights to model the evolution of ...

Huge thanks to my brilliant collaborators, specially my supervisor
@fede7j.bsky.social
who has taught me so many things over the past few years!

Check out the open-access paper here:
🔗 royalsocietypublishing.org/doi/10.1098/...
@ceu-dnds.bsky.social

7/7

The dynamics of leadership and success in software development teams - Nature Communications Understanding how team dynamics impact performance in collaborative environments remains an open question. Here, authors use fine-grained activity data from software projects to characterize team evol...

🎉 Our paper on leadership & success in software dev teams was selected for Nature Communications Editors’ Highlights!

By Lorenzo Betti, Federico Battiston, Luca Gallo & Johannes Wachs.

📄 Paper: bit.ly/45gn9GM
🌟 Highlights: bit.ly/43DJTPM

#WeAreCEU #NetworkScience #SocialDataScience #SeeUatCEU

🎥 Missed Data Stories 11? The recording is now up! Dive into talks on networks, narratives & visualizing data.

▶️ bit.ly/4jBC2XI

#DataStories #DataViz #WeAreCEU

DNDS at NetSci 2025: 40+ talks, 3 awards, and a strong showing in Maastricht!

🔗 bit.ly/4dR6SKw

#WeAreCEU #NetworkScience #SocialDataScience #NetSci2025 #ComplexSystems

🚨 Epidemics don’t hit everyone equally.
🎓 Adriana Manna wins CEU’s Best Dissertation Award for showing how social inequalities shape disease spread.

📖 Read it: bit.ly/4mJi5RD

#CEU #PhD #SocialJustice #Epidemiology

@martonkarsai.bsky.social (Professor and Head of Department at DNDS @weareceu.bsky.social) presented as a keynote speaker at #NetSci2025

Can we track epidemics at the individual level without invading privacy? New article by @odorg.bsky.social & @martonkarsai.bsky.social finds signs of epidemic awareness behavior in SARS-CoV-2 genetic data.
Read more: go.nature.com/3SRuw05

#GenomicEpidemiology #BehavioralEpidemiology #HumanDynamics

CEU Data Stories 2025 An exhibition celebrating the role of data visualization in research across disciplines.

📢 The Data Stories poster gallery is out! 📢

Come explore 16 eye-catching visualizations that turn data into stories — spanning science, the arts, and sports.

👉 bit.ly/43xT8zH

#DataStories #DataViz #ScienceCommunication #NetworkandDataScience #SeeUatCEU

🚀 Data Stories – 11th Edition
Join us TOMORROW, May 20, 4:00 pm – 7:30 pm for a hybrid event featuring keynotes on data visualization and an exciting student poster exhibition!

🎤 Renata Raidou | Tobias Batik | Sandra Schober
🔗 Register: bit.ly/4mkABPQ

#DataStories #DataViz #SeeUatCEU

Topological components in a community currency network Abstract. Transaction data from digital payment systems can be used to study economic processes in such detail that was not possible previously. Here, data

New study by T. Criscione analyzes Kenya’s Sarafu token, a community currency used during COVID-19. Using network science, it reveals circulation patterns & signs of misuse.

🔗 Read more: bit.ly/4jcUPZf

Data Stories (11th Edition)

📅 𝗗𝗮𝘁𝗮 𝗦𝘁𝗼𝗿𝗶𝗲𝘀 – 𝗙𝘂𝗹𝗹 𝗽𝗿𝗼𝗴𝗿𝗮𝗺 𝗿𝗲𝘃𝗲𝗮𝗹𝗲𝗱!
Get ready for an exciting lineup of talks and visuals on Tuesday, May 20 at 16:00 @weareceu.bsky.social!

🎤 Renata Raidou, Tobias Batik, Sandra Schober

🎉 Posters & reception after!

📍 Sign up: events.ceu.edu/2025-05-20/d...
🌐 More: bit.ly/datastories25