Reposted by Mariska LeeflangReproducibiliTea @reproducibilitea.org · 28/09/2026☕️Shape the future of Open Research: Join the ReproducibiliTea Steering Committee for 2027! We are thrilled to announce that applications are officially open to join the ReproducibiliTea Steering Committee starting in early 2027. 1912
Reposted by Mariska LeeflangPaul Hünermund @p-hunermund.com · 16/06/2026🧵1/4 📢 Call for submissions: Causal Data Science Meeting 2026 Join researchers and practitioners from academia and industry for a virtual meeting on Nov 4–5, 2026, exploring the role of causality in machine learning and AI. #CDSM2026 64215
Mariska Leeflang @mariskaleeflang.bsky.social · 24/09/2026lnkd.in/p/ezfz4sQslnkd.inNew publication from the Biomarker and Test Evaluation (BiTE) research group! 👀 It appears that the majority (71%!) of studies comparing diagnostic tests have at least 1 flaw in the statistical… | B...New publication from the Biomarker and Test Evaluation (BiTE) research group! 👀 It appears that the majority (71%!) of studies comparing diagnostic tests have at least 1 flaw in the statistical anal... 000
Reposted by Mariska LeeflangIngrid Robeyns @ingridrobeyns.bsky.social · 20/09/2026Ik probeerde het punt te maken dat ik als ideaal een bovengrens aan te ontvangen erfenissen en giften verdedig, maar dat we goed moeten opletten op wat er op dit moment gebeurt, en dat is een georkestreerde lobby die stap voor stap werkt richting afschaffing van erf- en schenkbelasting. 141
Reposted by Mariska LeeflangJudith Sargentini @judithsargentini.bsky.social · 17/09/2026Zo hé, Jan Pronk spreekt niet met meel in de mond: ‘sociaal-democraten verloochenen links gedachtegoed. Groenen tonen zich volwaardig erfgenaam van de sociaal-democratie, een beweging die aansluit bij de jeugd’. www.trouw.nl/opinie/jan-p...trouw.nlJan Pronk en Boyd Angenent: Pas op, de sociaaldemocratie in Europa staat voor oude politiekPro hoort in Europa bij de Groenen en niet bij de sociaaldemocraten. Die hebben wel meer macht, maar gebruiken die verkeerd, menen voormalig PvdA-politicus Jan Pronk en Boyd Angenent, oud-voorzitter v... 1219369
Reposted by Mariska LeeflangStephen Heard @stephenbheard.bsky.social · 15/09/2026On LLMs, and why I choose not to use them in writing my books. In part I'm explaining this to myself, because the more you think about it, the less obvious it gets. scientistseessquirre... 1/3scientistseessquirrel.wordpress.comWhy I don’t use LLMs in writing my booksThere’s quite the hullabaloo, these days, around the use of so-called “AI” writing tools (more precisely “large language models” – ChatGPT and its kin) in writing. And I write a lot, including writ… 1139
Reposted by Mariska LeeflangPeter Tennant @pwgtennant.bsky.social · 16/09/2026"Why epidemiology should not be automated: the case for slow epidemiology" Read my new letter with @haidonglu.bsky.social and @epidbydesign.bsky.social in @intjepidemiol.bsky.social explaining the limits of generative AI for epidemiological research! academic.oup.com/ije/article/... 310129
Reposted by Mariska LeeflangMadhu Pai, MD, PhD @madhupai.bsky.social · 13/09/2026I updated this list of over 110 inspiring films in global health! communities.springernature.com/posts/inspir...communities.springernature.comInspiring Global Health FilmsThis is a crowd-sourced list of over 110 inspiring, must-watch movies focused on global health topics 01212
Reposted by Mariska LeeflangMadhu Pai, MD, PhD @madhupai.bsky.social · 03/09/2026As the number of observational studies continues to grow and with big data and AI use exploding, epidemiologists need better tools and best practices to produce reliable evidence and maintain public trust in science @natureportfolio.nature.com @gidmk.bsky.social www.nature.com/articles/s44...nature.comSeven ways to improve observational epidemiology and build trust - Nature HealthAs the number of observational studies continues to grow and with big data and AI use exploding, epidemiologists need better tools and best practices to produce reliable evidence and maintain public t... 02410
Reposted by Mariska LeeflangPaul van de Vijver @paulvdvijver.bsky.social · 21/08/2026#IJssel | 12 Beleefplekken rondom hoogwaterbescherming: onzeijssel.nl/initiatieven... 💧Met fiets-, wandel-, struin- en pontjesroutes door o.a. Klimaatpark de IJsselpoort, langs vispassages, hoogwatergeul en dijkversterking 1204
Reposted by Mariska LeeflangWhite Rose Resistance @whiteroseresistance.org · 14/08/2026"If you aren't building your own bank robbing robot, you're going to be left behind in the new economy." 960821485
Reposted by Mariska LeeflangAlfred Nobel @alfrednobel.bsky.social · 02/08/2026Asking the right questions is the major challenge in science! No AI will ever (and I repeat ever) be capable to ask those questions (unless you ask them 🤣). (Btw, Elon, no car will ever be capable to drive autonomously like humans do.) 1104
Reposted by Mariska LeeflangDan Quintana @dsquintana.bsky.social · 06/07/2026Our department just announced a new Associate Professor position in quantitative research methodology 🇳🇴 One of the favorable qualifications is experience with open science practices + R/Python experience www.jobbnorge.no/en/available...jobbnorge.noAssociate Professor in Quantitative Research Methodology (302697) | University of OsloJob title: Associate Professor in Quantitative Research Methodology (302697), Employer: University of Oslo, Deadline: Tuesday, September 1, 2026 19278
Reposted by Mariska Leeflangtenuretracker.info @tenuretracker.bsky.social · 07/07/2026The University of Auckland is hiring: Lecturer to Senior Lecturer to Associate Professor - Department of Statistics #lecturer #professor #statistics 138
Reposted by Mariska LeeflangMadhu Pai, MD, PhD @madhupai.bsky.social · 23/06/2026Target Product Profile for a Point-of-Care Blood Lead Level Screening Test Open for public comment forms.office.com/Pages/Respon... 002
Mariska Leeflang @mariskaleeflang.bsky.social · 21/06/2026De 14-jarige is weer bezig met zijn 3D pen. Dit keer een orchidee-bidsprinkhaan. 010
Reposted by Mariska LeeflangJulia M. Rohrer @dingdingpeng.the100.ci · 20/05/2026Just started listening to “Everything is Tuberculosis” (which is great so far) and TIL the three 19yo assassins of Franz Ferdinand all suffered from tuberculosis and while they couldn’t be legally executed due to their age, they all eventually died of the disease before the war ended. 2323
Reposted by Mariska LeeflangRetraction Watch @retractionwatch.com · 18/05/2026Scrolling through an online image dataset, Adrian Barnett pointed out a few familiar faces: Sylvester Stallone, George Clooney, Angelina Jolie and Daniel Craig. “You can see,” Barnett said, “this is just a comically bad dataset.” retractionwatch.com/2026/05/18/k...retractionwatch.com‘Comically bad’ datasets used to train clinical models for stroke and diabetesA dataset on Kaggle purportedly showing people who have had a stroke includes images of Sylvester Stallone from Rambo and other celebrities. Source Scrolling through an online image dataset, Adrian… 02610
Reposted by Mariska LeeflangMieke van Stigt @miekevanstigt.bsky.social · 20/05/2026Mijn column: over waarom de term 'hardwerkende Nederlander ' zo problematisch is. www.socialevraagstukken.nl/column/over-...socialevraagstukken.nlOver hardwerkende Nederlanders en de taal van uitsluitingDe hardwerkende Nederlander: ook buiten verkiezingstijd lijkt het om deze soort te draaien. Hard werken moet lonend zijn, aldus de politiek. Dat klinkt best betrokken, maar het is op vele manieren pro... 2819294
Mariska Leeflang @mariskaleeflang.bsky.social · 14/05/2026Andes #hantavirus outbreak on a cruise ship - an ESCMID Emerging Infections Subcommittee (EIS) rapid assessment - Clinical Microbiology and Infection www.clinicalmicrobiologyandinfection.org/article/S119...clinicalmicrobiologyandinfection.orgAndes hantavirus outbreak on a cruise ship - an ESCMID Emerging Infections Subcommittee (EIS) rapid assessmentThe ongoing cluster of hantavirus infections associated with the cruise ship MV Hondius represents an unusual but instructive event at the intersection of zoonotic spillover, human mobility, confined ... 010
Reposted by Mariska LeeflangElisabeth Bik @elisabethbik.bsky.social · 06/05/2026After lunch, Inge Stegeman, with "Open Science to Increase Reproducibility in Science: The OSIRIS Project" - osiris4r.eu Is Open Science going to solve all our problems with reproducibility? Are there benefits or harms? Let's study this! We got funding and a good group from all over Europe #WCRI2026 2364
Reposted by Mariska LeeflangJeroen Steeman @jeroensteeman.bsky.social · 03/05/2026Zo'n video als @zackpolanski.bsky.social maakte, maar dan van @progressiefned.bsky.social zou op dit moment echt een verschil kunnen maken in het volledig verrotte migratiedebat in Nederland. (En zou mij een beetje meer vertrouwen geven in dit nieuwe partij-project.) 84720
Reposted by Mariska LeeflangOverly.Honest.Editor @editoratlarge.bsky.social · 23/04/2026Ultimately though, if you always have to wonder about what the next excuse might be, then it very clearly means it's the wrong tool for the job. What is a surprise, is that we need to keep saying that last part out loud #ScientificPublishing 2/2 121
Reposted by Mariska LeeflangJonathan Ryder, MD @jonathanrydermd.bsky.social · 18/03/2026New target trial emulation study in @cmijournal.bsky.social comparing monotherapy (mostly amp) to combo (mostly amp with CRO or gent) for Enterococcus faecalis BSI (not endocarditis). Composite outcome similar between mono & combo #IDSky www.clinicalmicrobiologyandinfection.org/article/S119... 194
Reposted by Mariska LeeflangClinical Microbiology and Infection @cmijournal.bsky.social · 11/04/2026May 2026 Issue is now online: www.clinicalmicrobiologyandinfection.org/issue/S1198-... 032
Reposted by Mariska LeeflangEcraid @ecraid.bsky.social · 03/04/2026Join the Young Investigator Workshop at #ESCMIDGlobal 2026 for practical insights and science you can actually use! Early-career investigators are driven to deliver meaningful research, but navigating the “how” isn’t always straightforward. 📍 Room 2 (ICM Ground Floor) 👉 bit.ly/4uKdN0r 001
Reposted by Mariska LeeflangHesters rariteitenkabinet @hetwonderkabinet.nl · 25/03/2026Keihard gewerkt vandaag maar m’n winkel ziet er weer pico bello (vind ik en ik ben de baas) uit voor het begin van het seizoen volgende week. 61091
Reposted by Mariska LeeflangFlorian Naudet @floriannaudet.bsky.social · 19/03/2026SPIN GRAND CHELEM 🏆 Psilocybin JAMA Psychiatry trial 🍄 a) Positive framing despite negative primary outcome, b) Inconclusive results presented as supportive evidence, c) Safety concerns downplayed with reassuring wording. See the rest of the 🧵 for the verbatim...jamanetwork.comPsilocybin in Treatment-Resistant Major DepressionThis randomized clinical trial investigates the efficacy and safety of psilocybin, 25 mg, with adjunct psychotherapy in treatment-resistance major depression. 33118
Reposted by Mariska LeeflangProf Andy Field @profandyfield.com · 18/03/2026I’m considering whether I could set this up as required reading for students to gain access to my module canvas sites. Such a great summary of important issues. 1349
Reposted by Mariska LeeflangDarren Dahly @statsepi.bsky.social · 18/03/2026Every day is a good day for sharing one of the most useful papers about research data ever written. PLEASE get your people to understand and follow this advice. www.tandfonline.com/doi/full/10.... 311050400
Reposted by Mariska LeeflangHesters rariteitenkabinet @hetwonderkabinet.nl · 17/03/2026Gisteren in Canva zelf een poster/flyer etc gemaakt (en gelijk besteld). Ik ben er best wel trots op en hoop dat het ook gaat werken. Zo tof dat je dit soort dingen gewoon zelf kan doen (dit was geen bestaand template). 121248
Reposted by Mariska LeeflangScience Integrity Alliance @sci-integrity.com · 14/03/2026The January-March 2026 issue of REACH is now live! 🎉 📘Inside: CRediT, the Einstein Foundation Award, Cochrane's 30th anniversary, Jennifer Byrne on paper mills, our SIA Special Report on AI Stress Points in Scholarly Publishing (Part I), and much more! 👉🏻 www.sci-integrity.com/reach-januar...sci-integrity.comREACH January-March 2026 | Science Integrity AllianceREACH is a modern, interactive, and comprehensive digital magazine designed to meet the shared needs of all stakeholders in the research community. 0117
Reposted by Mariska LeeflangJason Koebler @jasonkoebler.bsky.social · 12/03/2026I met with AI data labelers in Kenya who are organizing their colleagues to fight the brutal working conditions and horrible pay given to the workers at the "bottom of the AI supply chain." They believe the NDAs they've signed are unenforceable so are speaking out: www.404media.co/ai-is-africa...404media.co'AI Is African Intelligence': The Workers Who Train AI Are Fighting BackKenyan workers are still the underpaid labor behind AI training, moderation, and sex chatbots. The Data Labelers Association is fighting back. 3563183016
Reposted by Mariska LeeflangDavid De Pue @dpdaaf.bsky.social · 11/03/2026Wat is het verband tussen de plant Bitterzoet (𝘚𝘰𝘭𝘢𝘯𝘶𝘮 𝘥𝘶𝘭𝘤𝘢𝘮𝘢𝘳𝘢), de uitbouw van fietsinfrastructuur langs Kempische waterlopen, en ringrot op aardappelen? Kom het te weten in de zesde aflevering van Planeet Plant! planeetplant.buzzsprout.com/2546032/epis... 0102
Reposted by Mariska LeeflangFramework for Open and Reproducible Research Training @forrt.bsky.social · 09/03/2026Let us know if you use the #AcademicWheelOfPrivilege in your authorship teams or in other academic contexts! You can also follow along for updates on the Academic Wheel of Privilege on FORRT’s: Website: forrt.org/awop/ Slack Channel: forrt.slack.com/archives/C03...forrt.orgAcademic Wheel of Privilege (AWoP) 021
Reposted by Mariska LeeflangDe Groene Amsterdammer @groene.nl · 04/03/2026Wie online een zwangerschapstest koopt, loopt de kans dat Amerikaanse techbedrijven weet krijgen van je kinderwens. Met geitenpaadjes verzamelen de drogisten gevoelige informatie over je gezondheid, om die vervolgens door te sturen aan Google of Meta. 👉 buff.ly/i7nQpEQ 2169
Reposted by Mariska LeeflangBen Goldacre @bengoldacre.bsky.social · 23/02/2026OpenSAFELY is open from today! Huge thanks to all who supported this vast collaboration: whole population GP data; in a productive platform; innovative privacy protections; unprecedented support from professions, privacy campaigners; &c Now it's over to users! www.bennett.ox.ac.uk/blog/2026/02...bennett.ox.ac.ukOpenSAFELY news: you can apply to do non-COVID research, from today! | Bennett Institute for Applied Data ScienceWe are delighted to announce that - from today - you can submit applications to the OpenSAFELY service for non-COVID-19 studies. 618692
Reposted by Mariska LeeflangMaria Cuellar @mcuellar.bsky.social · 19/02/2026Hi bluesky! I was wondering whether you know of any papers that discuss how much easier it is to do a replication study with agentic AI (eg Codex/Claude Code). In the absence of code, it seems like that's a great way to test whether the models reported in a paper were the ones that were fit, etc. 012
Mariska Leeflang @mariskaleeflang.bsky.social · 17/02/2026Yay! QUADAS-3 is out! 🔬🧪 Are you planning to do a systematic review of diagnostic test accuracy? Then check out today's Annals of Internal Medicine for QUADAS-3 and its E&E document! Changes to QUADAS-2 domains and focus on “ideal test accuracy trial”. #DiagnosticResearch #EvidenceBasedMedicine 140
Reposted by Mariska LeeflangMetaROR @metaror.bsky.social · 11/02/2026For the University of Helsinki's comprehensive research assessment, researchers designed a dedicated module to capture interdisciplinarity. Reviewers called their approach "inspiring" and did not identify major weaknesses, but do provide recommendations. 👇 Read the assessment, reviews & full textmetaror.orgExploring interdisciplinarity – raising self-awareness through a comprehensive research assessment - MetaROR 265
Reposted by Mariska LeeflangHetan Shah @hetanshah.bsky.social · 04/02/2026Striking paper from researchers at Anthropic using a randomised control trial to look at the effects of AI use on skills acquisition. TL:DR ‘We found that using AI assistance led to a statistically significant decrease in mastery.’ www.anthropic.com/research/AI-...anthropic.comHow AI assistance impacts the formation of coding skillsAnthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems. 22545327
Reposted by Mariska LeeflangMargot Finn @eicathomefinn.bsky.social · 03/02/2026'to treat peer review as a throughput problem is to misunderstand what is at stake. Review is not simply a production stage in the research pipeline; it is one of the few remaining spaces where the scientific community talks to itself.' 1/3timeshighereducation.comAI is not a peer, so it can’t do peer reviewIf we still believe that science is a vocation grounded in argument, curiosity and care, we can’t delegate judgement to machines, says Akhil Bhardwaj 6359155
Reposted by Mariska LeeflangLukas Röseler @aufdroeseler.bsky.social · 02/02/2026The FORRT Replication Database has received a massive overhaul (FReD 2.0): We double-coded and validated all data from scratch and extended it in the course of a one-year-partnership with the @cos.io. We just switched to a faster interface thanks to @lukaswallrich.bsky.social’s wizardry. 12516
Reposted by Mariska LeeflangCommunity for Rigor @comm4rigor.bsky.social · 02/02/2026Reproducibility and open science are great, but they don't necessarily equate to rigor. You can perfectly share a study and still draw weak conclusions. True rigor lives in the questions we ask, the designs we choose, and the inferences we make. 12110
Reposted by Mariska LeeflangMadhu Pai, MD, PhD @madhupai.bsky.social · 01/02/2026During the peak of the Covid-19 pandemic, I taught three, online courses for journalists on basics of epidemiology Course recordings and slides are still available as a free resource on my teaching website www.teachepi.org/courses/epid... 011555
Reposted by Mariska LeeflangLex Bouter @lexbouter.bsky.social · 29/01/2026Recommended reading for all who care about universities and their role in society. Yesterday Iris Lechner defended her PhD thesis on the epistemic responsibilities of universities in a sparkling discussion with her opponents. PhD thesis is available at: bit.ly/45EDkNz @wcrifoundation.bsky.social 046
Reposted by Mariska LeeflangDees @caseofdees.eurosky.social · 25/01/2026Ik zei het toch? Topvrouw zorg Ann van den Bruel (KCE België) kritisch over screenings: ‘Je spoort ook kankers op die je beter niet had gevonden’ en 'We kijken nu veel te naïef naar screenings.’ archive.ph/DFVWX 2124
Mariska Leeflang @mariskaleeflang.bsky.social · 20/01/2026Lekker hoor: om 5 uur 's ochtends ontbijt op bed! 000
Reposted by Mariska LeeflangEric Shuman @ericmshuman.bsky.social · 19/01/2026I am looking to recruit a postdoc to join my lab next fall, & work on projects focused on online mobilization with social media datasets - see more details here: bit.ly/4r49x9b . If anyone knows of someone with relevant skills who is looking for a postdoc- please pass this on!bit.lyResearch Associate in PsychologyDr. Eric Shuman at the University of Virginia invites applications for a post-doctoral research associate with expertise in the social psychology of social protest, social change, and/or in big data, ... 01110