ACM SIGIR @acmsigir.bsky.social SIGIR is the Association for Computing Machinery’s Special Interest Group on Information Retrieval. Since 1963, we have promoted research, development and education in the area of search and other information access technologies.
Visit: https://sigir.org/
ACM SIGCHI @acm-sigchi.bsky.social Official account for ACM's Special Interest Group on Computer-Human-Interaction (HCI). Runs 28 conferences (including @chi.acm.org), 80+ chapters, and more.
@sannevrijenhoek.bsky.social @sannevrijenhoek.bsky.social 
Fernando Diaz @841io.bsky.social Associate Professor, CMU. Researcher, Google. Evaluation and design of information retrieval and recommendation systems, including their societal impacts.
Eva Zangerle @evazangerle.bsky.social recsys researcher at @uniinnsbruck.bsky.social
Mesut Kaya @kayamesut.bsky.social Postdoctoral Researcher at Jobindex, IT University of Copenhagen (at @nerdsitu.bsky.social), Researching Fairness in Algorithmic Hiring
Derek Bridge @derekbridge.bsky.social ignoramus 
David Graus @graus.nu Assistant Professor in AI (Information Retrieval and NLP) at ILLC, @uva.nl & ICAI @opengov.nl Lab Manager | PhD from @irlab-amsterdam.bsky.social | Treasurer @setuputrecht.bsky.social | Commissie Persoonsgegevens Amsterdam | @aiog.net | @zwaailicht.nl
Iadh Ounis @iadhounis.bsky.social Professor at University of Glasgow; Researcher in Information Retrieval and Recommender Systems
Mounia Lalmas @mounialalmas.bsky.social Research @ Spotify
https://mounia-lalmas.blog/mounia-lalmas/
Matthias Hagen @matthias-hagen.bsky.social Professor of "Databases and Information Systems" at Friedrich-Schiller-Universität Jena, Germany, and member of @webis.de.
Research in information retrieval and natural language processing.
Peter Knees @peterknees.bsky.social Prof @informatics.tuwien.ac.at, Music IR, RecSys, @unesco.org Chair on Digital Humanism, former Visiting Assistant Prof @ GATech
Wanling Cai @wanlingcai.bsky.social Postdoctoral Researcher in Human-Computer Interaction @ Trinity College Dublin | Research Interest: HCI, Digital Health, Human-Centered AI/Computing
Aleksandr "Sasha" Petrov @apetrov.bsky.social PhD researcher (Recommender Systems) @TerrierTeam, University of Glasgow.
Ex. Senior Software Engineer @Amazon
The opinions are mine.
Robin Burke @robin-burke.bsky.social Professor, Information Science, CU Boulder.
Recommender systems, FAccT
Iván Cantador @icantador.bsky.social Associate Professor in Computer Science at Universidad Autónoma de Madrid, Spain. Research interests: recommender systems, information retrieval, natural language processing.
Anne Schuth @anneschuth.nl Engineering and ML/AI @Dutch Government · Formerly @Spotify @DPGMediaIT @GoogleAI @BlendleNL · Intern @MSFTResearch @yandexcom · PhD from @irlab_amsterdam · https://anneschuth.nl
Dietmar Jannach @dietmarjannach.bsky.social Recommender Systems
Jan Van Balen @jvanbalen.bsky.social Audio ML & recommender systems researcher at Spotify. Previously: Apple, Academia
📌 europe-west-1
🏠 jvbalen.github.io
Andreea Iana @andreea-iana.bsky.social Postdoctoral Researcher @ University of Mannheim working on #RecSys, information retrieval & #NLP
https://andreeaiana.github.io/
@kimfalk.bsky.social @kimfalk.bsky.social 
Ayoub El Majjodi @ayoubelma.bsky.social PhD Student @UIB
Research Group: http://dars.uib.no , @SFIMediaFutures
#MediaFutures #RecSys, #Digital_Nudging #FoodRecommendations
Visit my website: http://ayoubmajjodi.info/
Damian Trilling 🟥 @damiantrilling.net Professor of Journalism Studies, Vrije Universiteit, Amsterdam, Netherlands. About me: https://damiantrilling.net . Our group is here: @journstudiesvu.bsky.social and here: https://vu.nl/en/about-vu/faculties/faculty-of-humanities/more-about/journalism
Daniele Malitesta @dmalitesta.bsky.social Postdoc at CentraleSupélec (Université Paris-Saclay) | Ph.D. from Politecnico di Bari | Co-organizer of LoG Paris Meetup | Previously visited University of Edinburgh | #Graphs #RecSys #Multimodality.
Website: https://danielemalitesta.github.io/
@justinbasilico.bsky.social @justinbasilico.bsky.social 
Prof. Nava Tintarev @navatintarev.bsky.social (she/her) Full Professor of Explainable AI, University of Maastricht, NL. Lab director of the lab on trustworthy AI in Media (TAIM). Director of Research at the Department of Advanced Computing Sciences. IPN board member (incoming 2026). navatintarev.com
J. Stephen Downie @profdownie.bsky.social Professor, Executive Associate Dean, School of Information Sciences, University of Illinois.
Digital Humanities-Music Information Retrieval-Library and Information Science
Cataldo Musto @cataldomusto.bsky.social 
Jasmin Kareem @jasminkareem.bsky.social Working on Explainable AI in ML and Recommender Systems.
PhD Candidate at IRLab Amsterdam and Jheronimus Academy of Data Science, supervised by Maarten de Rijke and Martijn Willemsen.
Kostas Stefanidis @tokost.bsky.social Professor in Data Science at Tampere University
@maxharp3r.bsky.social @maxharp3r.bsky.social 
Maurizio Ferrari Dacrema @mauriziofd.bsky.social Assistant Professor at Politecnico di Milano, Italy. I like to travel, eat and teach. Current research interests machine learning for quantum computing, recommender systems evaluation and reproducibility.
Markus Schedl @mschedl.bsky.social Full Professor of Multimedia Mining, Search, and Retrieval at Johannes Kepler University Linz @jkulinz.bsky.social | Head of Human-centered AI Group at Linz Institute of Technology | Web: http://www.mschedl.eu
Lorenzo Porcaro @lorenzoporcaro.bsky.social [he/him] Marie Sklodowska-Curie Postdoctoral Research Fellow @ Sapienza University of Rome: lorenzoporcaro.me
Algorithmic Auditing for Music Discoverability (AA4MD): https://aa4md-project.eu/
Hardy @blodstone.bsky.social I am a postdoc at McGill University working on NLP and Information Retrieval topics.
Patrik Wikstrom @pwik.bsky.social Professor of Computational Communication at @qutdmrc.bsky.social, QUT, Brisbane, Australia. I research how technology shape digital culture. #recommendersystems #responsibleAI #music #tiktok
Robin Ungruh @robin-ungruh.bsky.social PhD Candidate @ TU Delft
@drchole.bsky.social @drchole.bsky.social 
Helma Torkamaan @helmatorkamaan.bsky.social Assistant Prof. in AI for Health Systems at TUDelft
www.torkamaan.eu
Research in Personalized Systems, Intelligent Interactive Systems, human-centered AI, digital health, mental health
ACM SIGWEB @acmsigweb.bsky.social ACM Special Interest Group on hypertext, hypermedia, and the World Wide Web, sponsoring 8 core conferences and 10 cooperating conferences.
https://www.sigweb.org/
https://www.linkedin.com/company/acm-sigweb
https://www.youtube.com/@ACMSIGWEB
Eelco Herder @eelcoherder.bsky.social Associate Professor in the Interaction Group at Utrecht University, the Netherlands. My research focuses on the fine balance between the benefits of personalization and perceived and actual risks associated with privacy matters.
Harrie Oosterhuis @harrieo.bsky.social Machine learning and information retrieval researcher. | Assistant professor at Radboud University Nijmegen and visiting research scholar at Google DeepMind. | Previously at Google Research, Twitter and University of Amsterdam.
Martijn Willemsen @mcwillemsen.bsky.social Associate professor at TU/e and JADS. User-centric researcher. Decision Making Psychologist, Human-Technology Interaction, Recommender Systems, Explainable AI, Process tracing, Data Science. Also Tenor and long-track Speedskater
www.martijnwillemsen.nl
UMAP @umapconf.bsky.social The 35th ACM International Conference on User Modeling, Adaptation and Personalization (#UMAP2027)
June 9-12 2027
Chicago, United States
Website: https://www.um.org/umap2027/
Toine Bogers @toinebogers.bsky.social Associate professor @ IT University of Copenhagen. CSO of the Pioneer Centre for AI. Interested in RecSys, AI for work, information retrieval, ice hockey, punk rock & floorball...
Norman Knyazev @normanknyazev.bsky.social PhD Candidate at @Radboud_Uni: Statistical Biases, Machine Learning, Information Retrieval, Recommender Systems | Previously: Research Intern @Snap, Applied Science Intern @AmazonScience.
Damiano Spina @damianospina.com PhD in Computer Science. Information Retrieval, Human-AI Cooperation, Evaluation.
@rmitcomputing.bsky.social | @admscentre.org.au | @internetobservatory.org.au
🤸🏼♂️Contramestre Camaleão, Capoeira ACDP.
🪘Percussionist @ Wombatuque
📍Naarm, AU
Jeffrey P. Bigham @jeffreybigham.com Professor of HCII and LTI at Carnegie Mellon School of Computer Science.
jeffreybigham.com- K @karlhigley.bsky.social @karlhigley.bsky.social
Internet Archive @archive.org Internet Archive is a non-profit research library preserving web pages, books, movies & audio for public access. Explore web history via the Wayback Machine. 
Nick Seaver @nickseaver.website anthropology, algorithms, attention | he/him | The conversation is characterized by Nick's use of language, but the content of the discussion remains unknown.
Hugging Face @hf.co The AI community building the future! 
Meredith Whittaker @meredithmeredith.bsky.social President of Signal, Chief Advisor to AI Now Institute 
Christopher Berry @cjpberry.bsky.social Perpetually mystified | Views are mine.
danah boyd @zephoria.bsky.social STS researcher who likes to look at things sideways. Founded Data & Society.
Topics: Census | Youth | Data | Society
Professor of Communication, Cornell
https://made-not-found-by-danah-boyd.ghost.io
Bluesky Safety @safety.bsky.app Sharing updates about trust and safety on Bluesky.
This account’s mentions are not actively monitored. To report a post or account, use the in-app reporting feature.
Community Guidelines: https://bsky.social/about/support/community-guidelines
Electronic Frontier Foundation @eff.org We're the Electronic Frontier Foundation. We're a nonprofit that fights for your privacy and free speech online. Find all of EFF's social media accounts at eff.org/social.- A Alejandro Bellogin @abellogin.bsky.social
Alain Starke @alainstarke.bsky.social Top-3 best eyelashes in the room | Assistant Professor Persuasive Communication at University of Amsterdam | Adjunct Associate Professor Recommender Systems University of Bergen
Frank T. Hopfgartner @hopfgartner.bsky.social Researcher interested in information retrieval, recommender systems, data science. General chair of ACM #cikm2023 and ACM #chiir2024
André Calero Valdez @sumidu.bsky.social Professor of Human-Computer Interaction and Usable Safety Engineering. University of Lübeck. Interested in HCAI, Vis, RecSys, eHealth, sustainability, acceptance research ABM, complex systems, SEM, R, Julia, and open science. 
Sherry Sahebi @ssahebi.bsky.social Computer Scientist, Associate Prof. @SUNY-Albany,
PersAI Lab,
Personalized AI, Machine Learning, Recommender Systems, AI in Education
Views are my own.
Jen Golbeck @jengolbeck.bsky.social Computer scientist, psychologist, journalist. Professor at UMD
On the dystopia beat- AI, social media, extremism, radicalization, privacy, information warfare, and bad stuff people do on the internet
she/her
Mark Riedl @markriedl.bsky.social AI for storytelling, games, explainability, safety, ethics. Professor at Georgia Tech. Director of ML Center at GT. Time travel expert. Geek. Dad. he/him
Arvind Narayanan @randomwalker.bsky.social Princeton computer science prof. I write about the societal impact of AI, tech ethics, & social media platforms. https://www.cs.princeton.edu/~arvindn/
BOOK: AI Snake Oil. https://www.aisnakeoil.com/
Alan Said @alansaid.com Working on #recsys, #research, #education, #hcai, #artificialintelligence at University of Gothenburg / @naturvetenskap.bsky.social. Occasionally recording @hcai.bsky.social
Benedikt Loepp @benedikt-loepp.bsky.social PhD (Dr.-Ing.) in Computer Science • Program Manager (AI for Agri-Food) at Fraunhofer IMS • Passionate about #HCI and #AI research • #RecSys enthusiast
arxiv cs.IR @arxiv-cs-ir.bsky.social Computer Science -- Information Retrieval (cs.IR)
source: export.arxiv.org/rss/cs.IR
maintainer: @tmaehara.bsky.social
Christine Bauer @christinebauer.bsky.social Professor of Interactive Intelligent Systems @unisalzburg.bsky.social. Co-lead of focus area @intermediation-sbg.bsky.social @ Wissenschaft & Kunst. #recsys, #fairness, #evaluation, #appliedAI, #hci.
https://christinebauer.eu
João Vinagre @jvinagre.eurosky.social Recommender systems and AI researcher at JRC/ECAT. Reads books, rides waves and plays in a band.
Luca @lucab.phd ML Ethics, Tech Policy, Italian food, Typos
Michael Ekstrand @md.ekstrandom.net Info sci prof @ Drexel, trying to keep the machines (esp. RecSys & IR) from learning bigotry and discrimination. ADHDS9. Usually self-propelled. Opinions those of the Vulcan Science Academy. 🐰x2.
🏡 https://md.ekstrandom.net
🧪 https://inertial.science
Stanford Internet Observatory @stanfordio.bsky.social The Stanford Internet Observatory is a cross-disciplinary program studying the abuse of the Internet and providing thoughtful policy and technical solutions.
Netflix Engineering @netflixeng.bsky.social The official Netflix engineering account to share updates about all the great work happening at Netflix.- S Spotify R&D @spotify.com
Artificial Intelligence Research Centre, CitAI. @citai.bsky.social We are an interdisciplinary team at City, University of London specialised in the intersection between the development of novel AI techniques, AGI, and XAI with a keen interest in its legal, ethical and social impact.
https://cit-ai.net/
ACM CSCW @acm-cscw.bsky.social ACM Conference on Computer Supported Cooperative Work & Social Computing. CSCW 2026 will be in Salt Lake City, Utah from October 10–14, 2026: https://cscw.acm.org/2026/.
Follow our community using our Starter Pack: https://go.bsky.app/SPumuMT
FAccTRec @facctrec.bsky.social The FAccTRec workshop at ACM RecSys. https://facctrec.github.io/facctrec2023