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Mark Wittek

@markwittek.bsky.social

Assistant Professor at the Department of Network and Data Science (CEU)

502 Followers  |  214 Following  |  18 Posts  |  Joined: 27.09.2023  |  2.1209

Latest posts by markwittek.bsky.social on Bluesky

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Computational Social Science of Social Cohesion and Polarization This open access book explores the decay of social cohesion in democratic societies through the lens of Computational Social Science (CSS)

Today Springer published an Open Access book edited by @janlo.de , Marijn Keijzer and myself covering a diverse range of Computational Social Science approaches to questions about social cohesion and polarization. Come and get it at link.springer.com/book/10.1007...
๐Ÿงต1/4

09.02.2026 10:18 โ€” ๐Ÿ‘ 15    ๐Ÿ” 13    ๐Ÿ’ฌ 3    ๐Ÿ“Œ 0
Social Networks | ScienceDirect.com by Elsevier - Social Networks | ScienceDirect.com by Elsevier Read the latest articles of Social Networks at ScienceDirect.com, Elsevierโ€™s leading platform of peer-reviewed scholarly literature

For the ABM and networks enthusiasts: Special Issue of Social Networks on "Agent-based Modelling for Social Network Research" - co-ed by Andreas Flache, @squazzoni.bsky.social, Kรกroly Takรกcs and me

www.sciencedirect.com/special-issu...

Deadlines
Extended abstracts: 1 April
Full papers: 15 November

10.02.2026 11:04 โ€” ๐Ÿ‘ 11    ๐Ÿ” 11    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Consider submitting a paper to the session I am organizing at ASA this year on โ€œComparative-Historical Sociology and Computational Social Science.โ€ The submission deadline is February 25.

08.02.2026 12:59 โ€” ๐Ÿ‘ 8    ๐Ÿ” 6    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

The deadline is on Saturday, quick quick!

26.01.2026 09:30 โ€” ๐Ÿ‘ 4    ๐Ÿ” 5    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Aalto University is looking for an Assistant Professor in Computer Science, application deadline February 2, 2026!
www.aalto.fi/en/open-posi...

25.01.2026 11:04 โ€” ๐Ÿ‘ 10    ๐Ÿ” 9    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 2

Periodic reminder that this is happening. We particularly invite proposals by social scientists (broadly conceived) and migration experts!

22.01.2026 16:26 โ€” ๐Ÿ‘ 2    ๐Ÿ” 3    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
Democracy at Risk? Societal Challenges, Data, and Research Infrastructures in the Age of CSS โ€“ Computational Social Science

๐ŸŽบ On May 21/22 @lespin.bsky.social , @doriantsolak.bsky.social, and I host โ€œDemocracy at Risk? Societal Challenges, Data, and Research Infrastructures in the Age of CSSโ€ in Vienna

Keynotes: @lauraknelson.bsky.social and @lorenzspreen.bsky.social

computational-social-science.org/workshops/20...

20.01.2026 14:48 โ€” ๐Ÿ‘ 18    ๐Ÿ” 11    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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We are hiring a post-doc to study the impact of AI agents on complex social systems in Duke's Society-Centered AI Initiative and/or the Polarization Lab! Apply here:
academicjobsonline.org/ajo/jobs/314...

13.01.2026 14:01 โ€” ๐Ÿ‘ 25    ๐Ÿ” 22    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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CEU DNDS is looking for a new Assistant Professor to join us in #Vienna!

If you work in #NetworkScience or #ComputationalSocialScience, weโ€™d love to hear from you.

๐Ÿ‘‰ bit.ly/44lfXb4

11.12.2025 13:07 โ€” ๐Ÿ‘ 2    ๐Ÿ” 8    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 1

๐Ÿš€ Weโ€™re hiring a Postdoc!

Our group is looking for a Postdoc to join the team working on computational comm research. If youโ€™re excited about automated content analysis, large text & social-media data, open science, this might be for you.

๐Ÿ’ก Sounds like you or someone you know? Please share/boost!

12.12.2025 06:45 โ€” ๐Ÿ‘ 18    ๐Ÿ” 26    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 1
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Assistant Professor (f/m/d) Assistant Professor (f/m/d)

๐Ÿšจ Come join @ceu-dnds.bsky.social as an ๐—”๐˜€๐˜€๐—ถ๐˜€๐˜๐—ฎ๐—ป๐˜ ๐—ฃ๐—ฟ๐—ผ๐—ณ๐—ฒ๐˜€๐˜€๐—ผ๐—ฟ! ๐Ÿšจ

We are looking for a young and coming researcher in ๐—ป๐—ฒ๐˜๐˜„๐—ผ๐—ฟ๐—ธ ๐˜€๐—ฐ๐—ถ๐—ฒ๐—ป๐—ฐ๐—ฒ and ๐—ฐ๐—ผ๐—บ๐—ฝ๐˜‚๐˜๐—ฎ๐˜๐—ถ๐—ผ๐—ป๐—ฎ๐—น ๐˜€๐—ผ๐—ฐ๐—ถ๐—ฎ๐—น ๐˜€๐—ฐ๐—ถ๐—ฒ๐—ป๐—ฐ๐—ฒ.

If that sounds like you (or someone you know), check out the call & apply (or share the link):

careers.ceu.edu/job/Vienna-A...

11.12.2025 09:53 โ€” ๐Ÿ‘ 16    ๐Ÿ” 12    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

I am hiring a postdoc for a DFF-funded project on social influence, and the decision processes that fuel rich-get-richer dynamics in the online/offline world. The position is for up to a year, competitive Danish salary, remote work possible. Interested or know somebody? DM me or share!

01.12.2025 08:29 โ€” ๐Ÿ‘ 18    ๐Ÿ” 24    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Why did I visit the Facebook pages of 5500 German grocery stores on a grey lockdown day ca. 2021?

You can now find out in AJS.

Our work on ethnoreligious infrastructures is finally online in the ominous Volume 0:

www.journals.uchicago.edu/doi/10.1086/...

24.11.2025 12:03 โ€” ๐Ÿ‘ 40    ๐Ÿ” 16    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 0
Scientific career at GESIS
At GESIS, researchers work in various phases of their scientific careers: as student assistants, doctoral candidates, postdocs, senior researchers, team leaders, and department heads. The institute's goal is to provide its scientific staff with the best possible support in their various career phase Scientific career at GESIS

#jobs #stellenangebote #GESISjobs #jobfairy
Pursue your scientific career at GESIS!
youtu.be/zMY2zqYFIMg

Apply now for a job as #ResearchAssociate in Trusted Research Environments & Researcher Training (Salary group 13 TV-L, working time 100 %, 39,5 h/week)

www.gesis.org/en/ins...

06.11.2025 08:00 โ€” ๐Ÿ‘ 2    ๐Ÿ” 2    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
Universitรคt Graz

My lab is looking for a Senior Scientist (= PostDoc with option of permanency)!

We are looking for someone interested in doing cutting-edge computational social science + helping us with data & software engineering ๐Ÿค“.

See job ad for details jobs.uni-graz.at/en/jobs/7d14...

28.10.2025 07:02 โ€” ๐Ÿ‘ 25    ๐Ÿ” 26    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 2
Who would ask whom for health advice? The structural anatomy of health advice networks among middle-aged and older adults | Network Science | Cambridge Core Who would ask whom for health advice? The structural anatomy of health advice networks among middle-aged and older adults - Volume 13

Excited to share our new research with Mark Wittek and Lea Ellwardt on health advice networks in Network Science ๐ŸŽ‰
Structures of health advice networks differ to those of close ties. Acquaintances and distant contacts play a bigger role than we might think! ๐Ÿ’ก

doi.org/10.1017/nws....

24.10.2025 09:30 โ€” ๐Ÿ‘ 11    ๐Ÿ” 2    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Assistant or Associate Professor in Computational Sociology at CREST in Paris
The position is open to computational sociologists regardless of their research area. Deadline for applications: January 31, 2026. All details here: www.shorturl.at/E57le

24.10.2025 10:04 โ€” ๐Ÿ‘ 5    ๐Ÿ” 9    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
we're hiring assistant professor in computational social science, applications close 26/10/2025

we're hiring assistant professor in computational social science, applications close 26/10/2025

Don't forget to submit your Assistant Professor in Computational Social Science application this weekendโ—

๐Ÿ“š jobs.lse.ac.uk/Vacancies/W/...

Applications close 26 October ๐Ÿšจ

24.10.2025 16:08 โ€” ๐Ÿ‘ 8    ๐Ÿ” 10    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

๐Ÿ”ˆJob Alert!
Swedish Excellence Center in Computational Social Science (SWECSS) is hiring postdoctoral researchers. Positions are available at IAS and the Department of Computer Science (IDA).

โŒ›Deadline: 31 October
IAS: liu.se/en/work-at-l...
IDA: liu.se/en/work-at-l...

#academicsky #css

21.10.2025 19:01 โ€” ๐Ÿ‘ 5    ๐Ÿ” 9    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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๐Ÿ“ข ๐—–๐—Ÿ๐—”๐—ฅ๐—œ๐—”๐—›-๐—”๐—ง ๐—ฅ๐—ผ๐—ฎ๐—ฑ๐˜€๐—ต๐—ผ๐˜„ & ๐——๐—ถ๐—ด๐—ถ๐˜๐—ฎ๐—น ๐—›๐˜‚๐—บ๐—ฎ๐—ป๐—ถ๐˜๐—ถ๐—ฒ๐˜€ ๐—™๐—ฒ๐˜€๐˜ @ ๐—–๐—˜๐—จ โ€“ ๐——๐—ฒ๐—ฐ ๐Ÿฐ, ๐Ÿฎ๐Ÿฌ๐Ÿฎ๐Ÿฑ!

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

๐Ÿ“ CEU Auditorium, Vienna
๐Ÿ”— Event details & registration: bit.ly/47dSGso

#DigitalHumanities #CEU

17.10.2025 08:44 โ€” ๐Ÿ‘ 4    ๐Ÿ” 2    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Use of aggregated relational data in agent-based modeling Aggregated relational data (ARD) provides valuable information for inferring structural features of personal social networks at scale. Following recenโ€ฆ

๐Ÿ“ขJust published! Yunsub Lee (COALESCE Lab) & Xinwei Xu (@socialnetworkslab.bsky.social) show how incorporating more realistic network features dramatically alters Axelrodโ€™s cultural dynamics model, in their new article in Social Networks: www.sciencedirect.com/science/arti... #NetSci #SocialNetworks

06.10.2025 13:03 โ€” ๐Ÿ‘ 11    ๐Ÿ” 6    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
Assistant Professor This Assistant Professor position will teach graduate and undergraduate courses, conduct research in the field of Sociology, participate in departmental service, and mentor graduate students.

Carolina Sociology is hiring!

โ€ข Tenure-track in computational sociology or advanced quantitative methods
โ€ข Open rank in population health.

unc.peopleadmin.com/postings/307...
unc.peopleadmin.com/postings/307...

26.09.2025 15:34 โ€” ๐Ÿ‘ 30    ๐Ÿ” 37    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 2
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Sociological Theory (the journal) invites contributions to a special issue on "Sociological Theorizing in the Global South".
Find out more:
www.asanet.org/wp-content/u...

25.09.2025 19:36 โ€” ๐Ÿ‘ 9    ๐Ÿ” 7    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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๐ŸŽ“ Welcome to our new PhD cohort in Network Science!

(top row, Lโ†’R) Nathalia, Miguel @msanchezc.bsky.social, Zhina
(bottom row, Lโ†’R) Jiachen, Dima and Laura

Wishing you an inspiring start to your journeyโ€”looking forward to all the ideas and discoveries ahead! ๐Ÿ’ก๐ŸŒ

25.09.2025 15:15 โ€” ๐Ÿ‘ 5    ๐Ÿ” 2    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
Sociology seminar announcement poster featuring the CREST (Center for Economics and Statistics) logo at the top with a modern glass building in the background. The poster displays four upcoming seminars, each with a portrait photo of the speaker on the left and event details on the right:

September 18, 2025, 12:00-13:15: Ashley Mears (University of Amsterdam) presenting "Learning to Like the Likes and the Hate: The Labor of Internet Fame in the New Attention Economy" - shown with a professional headshot of a woman with shoulder-length dark hair wearing a black top with knit vest.

October 23, 2025, 12:00-13:15: Katia Begall (Radboud University) presenting "Of Apples and Trees: A Dyadic Approach to the Intergenerational Transmission of Household Work" - featured with a photo of a woman with glasses and hair in a bun, wearing a light blue shirt while presenting.

November 27, 2025, 12:00-13:15: Oscar Stuhler (Northwestern University) presenting "Agency Expressions in Organizational Communication" - accompanied by a headshot of a young man with dark wavy hair and wire-rimmed glasses wearing a dark sweater.

December 11, 2025, 12:00-13:15: Mads Meier Jรฆger (University of Copenhagen) presenting "Breath, Depth, or Consecration? Omnivorousness Tastes in Music and Perceptions of Status and Competence" - shown with a photo of a man with reddish hair and round glasses in an office setting with bookshelves.

All seminars are noted as "in person and on-line" events.

Sociology seminar announcement poster featuring the CREST (Center for Economics and Statistics) logo at the top with a modern glass building in the background. The poster displays four upcoming seminars, each with a portrait photo of the speaker on the left and event details on the right: September 18, 2025, 12:00-13:15: Ashley Mears (University of Amsterdam) presenting "Learning to Like the Likes and the Hate: The Labor of Internet Fame in the New Attention Economy" - shown with a professional headshot of a woman with shoulder-length dark hair wearing a black top with knit vest. October 23, 2025, 12:00-13:15: Katia Begall (Radboud University) presenting "Of Apples and Trees: A Dyadic Approach to the Intergenerational Transmission of Household Work" - featured with a photo of a woman with glasses and hair in a bun, wearing a light blue shirt while presenting. November 27, 2025, 12:00-13:15: Oscar Stuhler (Northwestern University) presenting "Agency Expressions in Organizational Communication" - accompanied by a headshot of a young man with dark wavy hair and wire-rimmed glasses wearing a dark sweater. December 11, 2025, 12:00-13:15: Mads Meier Jรฆger (University of Copenhagen) presenting "Breath, Depth, or Consecration? Omnivorousness Tastes in Music and Perceptions of Status and Competence" - shown with a photo of a man with reddish hair and round glasses in an office setting with bookshelves. All seminars are noted as "in person and on-line" events.

Check out the CREST Sociology seminar program for the rest of the year: Ashley Mears, Katia Begall, @oms279.bsky.social, and Mads Meier Jรฆger! All in person or on-line! Starting next week with Ashley Mears!

08.09.2025 11:56 โ€” ๐Ÿ‘ 18    ๐Ÿ” 8    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 1

Excited to announce the Social Network Summer School ๐Ÿ‡จ๐Ÿ‡ฑ!
๐Ÿ“… Jan 12โ€“16, 2026 | Santiago, Chile
Keynotes: @estebanmoro.bsky.social & @krivitsky.net

@insna.bsky.social & @netscisociety.bsky.social
Apply by Oct 5 ๐Ÿ‘‰ snlab-cl.github.io/summerschool/

04.09.2025 01:56 โ€” ๐Ÿ‘ 7    ๐Ÿ” 7    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 1
Details - Assistant Professor, Sociology

Cool job alert for sociologists of science! ๐Ÿ“ข

The University of San Diego is hiring a tenure-track assistant professor whose work takes a critical approach to science and technology studiesโ€”broadly defined. Great job in an awesome city!

#SociologyJobs #STSinSociology #TenureTrack #HigherEdJobs

13.08.2025 18:51 โ€” ๐Ÿ‘ 22    ๐Ÿ” 14    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 1
UZH: Postdoctoral research position - modeling migration networks and the impact of climate change The Department of Sociology at the University of Zurich, established in 1966, is one of the leading institutes in Europe known for its excellent theory-driven empirical research with a strong focus on...

Networks, Migration, Climate, and lots of exciting Statistical Models: Come work with on a potpourri of these topics as a POSTDOC in a joint project between TOULOUSE and ZURICH: it'll be even more exciting than it sounds: tinyurl.com/climatenetmig

15.07.2025 18:03 โ€” ๐Ÿ‘ 7    ๐Ÿ” 7    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 1
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Having a great time @netsciconf.bsky.social. Presenting joint work with Tianyu Du, Raphael Heiberger, and Dan McFarland on conventionality and impact in biomedical science. Come by and check out my poster today if you are around. It's also available online: rwth-aachen.sciebo.de/s/aI1ICq6jtf...

05.06.2025 06:13 โ€” ๐Ÿ‘ 8    ๐Ÿ” 1    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Thank you for participating in the Measuring Culture workshop funded by the Academy of Sciences in Heidelberg @hadw-bw.bsky.social. It was an incredible experience for me due to all the brilliant people attending. Special thanks to keynote speakers @nehagondal.bsky.social and @olizardo.bsky.social

10.05.2025 11:52 โ€” ๐Ÿ‘ 22    ๐Ÿ” 4    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

@markwittek is following 20 prominent accounts