CWTS | Leiden University @cwts.nl · 6h🏛️ The UNESCO Chair on Diversity and Inclusion in Global Science at CWTS has been renewed for a new term of five years! Established in 2022, the Chair will continue its work around equity and Open Science, the Multiversatory, epistemic inequalities, and evidence-based science diplomacy. 144
Reposted by CWTS | Leiden UniversityASAPbio @asapbio.bsky.social · 24/09/2026Research assessment and scholarly publishing are two sides of the same coin, and achieving meaningful progress in both requires coordination between the reform movements. 🧵 135
CWTS | Leiden University @cwts.nl · 24/09/2026📣 In our seminar next week Friday, Jinhyuk Yun will introduce a study that used an AI model to reveal hidden pathways in 500 years of paintings and connect this work to questions around human knowledge creation. 📅 Friday, 2/10/2026 | 3:00-4:15 PM (CEST) www.universiteitleiden.nl/en/events/20...universiteitleiden.nlToegang geblokkeerd / Access Blocked 002
CWTS | Leiden University @cwts.nl · 22/09/2026🎉 Congratulations to the new chair and members of the Young Academy Leiden (YAL)! We are especially proud to see our colleague @kathleen-gregory.bsky.social as a new member. 💬 Read our interview with Kathleen to hear about her appointment and her plans: www.universiteitleiden.nl/en/news/2026... 211
Reposted by CWTS | Leiden UniversityDORA @dorassessment.bsky.social · 14/09/2026Our new paper, with @asapbio.bsky.social, @cwts.nl and @sciencecouncil.bsky.social, argues for coordinated action across assessment and publishing reform 👉 bit.ly/RRA-publishing The conversation continues at our @oaspa.bsky.social side event, helping shape the upcoming Practical Guide for Schol Commbit.lyFrom interdependent movements to shared action: Connecting publishing and assessment reformsResearch assessment and scholarly publishing play interconnected roles in shaping research culture, incentives, and norms that ultimately determine what knowledge is produced, communicated, trusted, a... 066
Reposted by CWTS | Leiden UniversityLudo Waltman @ludowaltman.bsky.social · 13/09/2026Last year CWTS, ASAPbio, DORA and the International Science Council organized a workshop in Pisa to discuss coordination of research assessment reform and scholarly publishing reform. The workshop participants have now published a paper outlining their vision on how to realize this coordination. 146
Reposted by CWTS | Leiden UniversityAlex Rushforth @alexrushforth.bsky.social · 09/09/2026Great presentation by my @cwts.nl colleague Nino Gogadze at #STIENID2026 on @coarassessment.bsky.social research assessment reform in three Eastern European countries. 023
CWTS | Leiden University @cwts.nl · 10/09/2026📣 New research seminar: Next week, @dkochetkov.bsky.social will give a talk on 'Crossing the Chasm: The PRC Model and the Future of Peer Review' @peerreviewweek.bsky.social 📅 Friday, 18/9/2026 | 3:00-4:15 PM (CEST) 📌 Online & in person at CWTS www.universiteitleiden.nl/en/events/20... 012
Reposted by CWTS | Leiden UniversityAndrea Reyes E (she/her) @altibel.bsky.social · 08/09/2026Join us for this talk! In person @cwts.nl or online. 16 October 15:00-16:15 022
Reposted by CWTS | Leiden UniversityAlex Rushforth @alexrushforth.bsky.social · 03/09/2026Excited to be part of REALISE - a new Horizon Europe project on research assessment reform (CoARA/ARRA). Working alongside great colleagues at CWTS and across Europe. Follow along! cc: @cwts.nl @coarassessment.bsky.social @dorassessment.bsky.social @scurry.bsky.social @lizziegadd.bsky.social 085
Reposted by CWTS | Leiden UniversityDORA @dorassessment.bsky.social · 02/09/2026💬 A busy September ahead for research assessment & scholarly publishing reforms! Join the conversation: CoARA Conference (8 Sept), STI Session (11 Sept), OECD Blue Sky (14 Sept) & OASPA Fishbowl (22 Sept). Let's connect the reform movements! @asapbio.bsky.social @sciencecouncil.bsky.social @cwts.nl 045
Reposted by CWTS | Leiden UniversityLeiden Madtrics @leidenmadtrics.bsky.social · 31/08/2026🤝 How can we foster a collaborative, fair & healthy research culture that best enables researchers & research communities in their work? That question is at the heart of the new 2026–2028 strategy for our Culture&Evaluation focal area, as explained in our latest post. 👇 Read now on Leiden Madtricsleidenmadtrics.nlStrengthening research culturesHow can we foster a collaborative, fair, and healthy research culture that enables researchers and research communities to do their best work? This question lies at the heart of the new strategy of th... 013
Reposted by CWTS | Leiden UniversityLeiden Madtrics @leidenmadtrics.bsky.social · 27/08/2026This new blog post by Eleonora Dagiene & Eduard Aibar focuses on how infrastructures shape the uncertainty in publication and recognition via comparing Spain and Lithuania. Read it here 👉 www.leidenmadtrics.nl/articles/who...leidenmadtrics.nlWho absorbs uncertainty? Publishing infrastructures and the organisation of research cultureFocusing on journal publishing as one key dimension of research culture, this blogpost compares Spain and Lithuania to show how infrastructures shape whether uncertainty in publication and recognition... 011
Reposted by CWTS | Leiden UniversityBarcelona Declaration on Open Research Information @barcelonadori.bsky.social · 21/07/2026𝐀 𝐦𝐚𝐣𝐨𝐫 𝐦𝐢𝐥𝐞𝐬𝐭𝐨𝐧𝐞 𝐟𝐨𝐫 𝐨𝐩𝐞𝐧 𝐫𝐞𝐬𝐞𝐚𝐫𝐜𝐡 𝐢𝐧𝐟𝐨𝐫𝐦𝐚𝐭𝐢𝐨𝐧🚀 This turns commitment into institutional change, and sends a signal that open research information can support transparent, reproducible, and inclusive research analytics. Congratulations to @cwts.nl, an initiator of the Barcelona Declaration! 👏 094
CWTS | Leiden University @cwts.nl · 21/07/2026Today we announce a next step in our transition to open research information: CWTS will discontinue the use of Web of Science data, both in the Leiden Ranking and in the services that we offer to external organisations. Read more on our website 👉 edu.nl/vnepv @barcelonadori.bsky.social 01011
CWTS | Leiden University @cwts.nl · 21/07/2026📣 New 𝐏𝐨𝐬𝐭𝐝𝐨𝐜𝐭𝐨𝐫𝐚𝐥 𝐑𝐞𝐬𝐞𝐚𝐫𝐜𝐡𝐞𝐫 opportunity at CWTS to conduct original research on how Public Engagement Activities (PEAs) can be better recognised and monitored within #OpenScience. The project is funded by @opensciencenl.bsky.social 🔗 Apply here until 𝟳 𝗔𝘂𝗴𝘂𝘀𝘁 👉️ careers.universiteitleiden.nlcareers.universiteitleiden.nlThese cookies are required to use this website and can't be turned off. 112
Reposted by CWTS | Leiden UniversityLeiden Madtrics @leidenmadtrics.bsky.social · 16/07/2026Do citation counts really capture all citations of a document? In our 🆕 blog post, Paul Donner shows the different ways in which citation counts can vary and proposes a more nuanced way of presenting them: 𝐜𝐢𝐭𝐚𝐭𝐢𝐨𝐧 𝐜𝐨𝐮𝐧𝐭 𝐫𝐚𝐧𝐠𝐞𝐬. Read it here 👉️ www.leidenmadtrics.nl/articles/the...leidenmadtrics.nlThe case for citation count rangesCitation counts have a prominent role in bibliometrics, but do they really represent all citations of a document? Paul Donner shows the different ways in which citation counts can vary and proposes a ... 033
Reposted by CWTS | Leiden UniversityLeiden Madtrics @leidenmadtrics.bsky.social · 14/07/2026At CWTS, we see scholarly publishing as a collective responsibility. In our Scholarly Communication Policy, @inter-apero-bility.bsky.social, @ludowaltman.bsky.social & Wolfgang Kaltenbrunner reflect on this and aim to encourage other institutions to implement a similar approach. Read it here 👇leidenmadtrics.nlScholarly communication as a collective responsibilityCWTS has developed a Scholarly Communication Policy that treats publishing as a collective responsibility rather than an individual choice. In this blog post, we introduce the policy, reflect on its c... 023
Reposted by CWTS | Leiden UniversityLeiden Madtrics @leidenmadtrics.bsky.social · 09/07/2026Caroline S. Wagner was a highly regarded scholar in the field of science and technology policy. In his obituary, Paul Wouters reflects on her impressive contributions to research on science policy, the globalization of research, international collaboration, and scientometrics.leidenmadtrics.nlIn memoriam Caroline S. WagnerCaroline S. Wagner (1955-2026) was a highly regarded scholar in the field of science and technology policy. Paul Wouters reflects on her impressive contributions to research on science policy, the glo... 066
CWTS | Leiden University @cwts.nl · 09/07/2026📣 New 𝐏𝐨𝐬𝐭𝐝𝐨𝐜𝐭𝐨𝐫𝐚𝐥 𝐑𝐞𝐬𝐞𝐚𝐫𝐜𝐡𝐞𝐫 opportunity at CWTS to develop a monitoring and evaluation framework, repository of enabling actions, and evidence base for #CitizenScience & #SocietalEngagement. Funded by the @opensciencenl.bsky.social. 🔗 Apply here until 𝟮𝟱 𝗝𝘂𝗹𝘆 👉️ careers.universiteitleiden.nlcareers.universiteitleiden.nlThese cookies are required to use this website and can't be turned off. 113
Reposted by CWTS | Leiden UniversityResearch on Research Institute (RoRI) @rorinstitute.bsky.social · 07/07/2026In a recent piece, @vtraag.bsky.social writes about how finding equal research funding rates between men and women doesn't necessarily mean the academic system is free of gender bias: researchonresearchinstitute.substack.com/p/we-found-n... 012
Reposted by CWTS | Leiden UniversityLeiden Madtrics @leidenmadtrics.bsky.social · 07/07/2026🎓 'Research culture' has become a key concept, but what it means exactly often remains unclear. 🔎 In our new blog post, Wolfgang Kaltenbrunner proposes a way for giving the concept greater analytical substance and proposes to consider research culture as a politics of uncertainty.leidenmadtrics.nlResearch culture as a politics of uncertaintyAs research culture increasingly becomes an object of governance, it also raises important conceptual questions. Based on a pitch at the Research Cultures in Transition Roundtable (STS NL 2026, Univer... 033
CWTS | Leiden University @cwts.nl · 06/07/2026🤝Last Thursday, we visited the Rathenau Instituut for an inspiring meeting to connect and exchange ideas. Breakout sessions covered: 🔹 Geopolitics, international mobility, and research security 🔹 Academic freedom and societal impact 🔹 Generative AI in research, funding, and scholarly publishing 012
Reposted by CWTS | Leiden UniversityResearch on Research Institute (RoRI) @rorinstitute.bsky.social · 06/07/2026A new RoRI study finds no gender differences in funding rates – but warns equal numbers can mask bias, with women representing only 36% of all applicants. Read the paper here: rori.figshare.com/articles/pre... 042
CWTS | Leiden University @cwts.nl · 29/06/2026📢 New workshop: 𝘌𝘯𝘩𝘢𝘯𝘤𝘪𝘯𝘨 𝘌𝘲𝘶𝘪𝘵𝘢𝘣𝘭𝘦 𝘊𝘰𝘭𝘭𝘢𝘣𝘰𝘳𝘢𝘵𝘪𝘰𝘯𝘴 𝘵𝘩𝘳𝘰𝘶𝘨𝘩 𝘖𝘱𝘦𝘯 𝘚𝘤𝘪𝘦𝘯𝘤𝘦, co-organized by @ubleiden.bsky.social and @loubezuidenhout.bsky.social. 📅 14 September 2026, 9:30-18:00 📍 PLNT, Leiden For more information and to sign up, please see our website 👉 www.universiteitleiden.nl/en/events/20... 022
Reposted by CWTS | Leiden UniversityResearch on Research Institute (RoRI) @rorinstitute.bsky.social · 23/06/2026Driven by AI surges and tight budgets, global science has become an unsustainable competition machine. @ludowaltman.bsky.social & co-authors argue we must move away from micro-managing individual survival towards strategic leadership: researchonresearchinstitute.substack.com/p/from-hyper...researchonresearchinstitute.substack.comFrom hyper-competition to strategic leadershipThe role of funders and research institutions in 21st-century science 022
Reposted by CWTS | Leiden UniversityResearch on Research Institute (RoRI) @rorinstitute.bsky.social · 22/06/2026📢 New RoRI Report: The Future of Peer Review Peer review is at a breaking point. Strained by hyper-competition & AI, we need system-wide reform. Read here: rori.figshare.com/articles/report/The_Future_of_Peer_Review_A_system-wide_perspective/32685351?file=65684898 0810
Reposted by CWTS | Leiden UniversityLudo Waltman @ludowaltman.bsky.social · 18/06/2026In this panel I will discuss some of the ideas developed in the RoRI Future of Peer Review report, to be published early next week! @rorinstitute.bsky.social @cwts.nl 089
Reposted by CWTS | Leiden UniversityBarcelona Declaration on Open Research Information @barcelonadori.bsky.social · 16/06/2026📢 Join an upcoming webinar organised by the DST-CPR, IISc, Bangalore. @ludowaltman.bsky.social will discuss the transition from proprietary to open research information sources and share lessons from @cwts.nl 📅 19 June 2026 🕒 10:00 UTC / 12:00 CEST / 15:30 IST 🔗 tinyurl.com/yevwpavc 033
CWTS | Leiden University @cwts.nl · 16/06/2026Congratulations @aschniedermann.bsky.social and well deserved! 📰 Read the news item for more information: 👉 www.universiteitleiden.nl/en/news/2026... 💡Read Alexander's PhD thesis:👉 scholarlypublications.universiteitleiden.nl/handle/1887/... 011
Reposted by CWTS | Leiden UniversityVincent Traag @vtraag.bsky.social · 11/06/2026Our preprint was also featured in a short piece on citations to China by @economist.com www.economist.com/science-and-...economist.comToo much Chinese science is ignored by the WestA bad reputation and cultural ignorance are probably responsible 052
Reposted by CWTS | Leiden UniversityVincent Traag @vtraag.bsky.social · 11/06/2026💡 Belated new preprint alert! We analysed geographical biases in scientific collaboration and citations. We find that distance continues to shape collaboration, but citations less so. Both show country-level biases. How about US-China relations? 🧵 arxiv.org/abs/2604.01602 172
CWTS | Leiden University @cwts.nl · 10/06/2026📣 New research seminar: @batoolmm.bsky.social from @epcc.bsky.social will give a talk on 𝘙𝘦𝘵𝘩𝘪𝘯𝘬𝘪𝘯𝘨 𝘖𝘱𝘦𝘯 𝘚𝘤𝘪𝘦𝘯𝘤𝘦 𝘵𝘩𝘳𝘰𝘶𝘨𝘩 𝘥𝘦𝘱𝘦𝘯𝘥𝘦𝘯𝘤𝘺 𝘵𝘩𝘦𝘰𝘳𝘺, followed by responses from Ana Parrón Cabañero and Rosalba Icaza. 🎧 Make sure to join! 📅 Friday, 19/6/2026 | 3:00-4:15 PM (CEST) 📌 Online onlyuniversiteitleiden.nlRethinking Open Science through dependency theoryDependency theory explains how resources systematically flow from the “periphery 055
Reposted by CWTS | Leiden UniversityResearch on Research Institute (RoRI) @rorinstitute.bsky.social · 10/06/2026@alexrushforth.bsky.social, Paul Wouters, and @ludowaltman.bsky.social (RoRI & @cwts.nl) warn that national research assessment systems face a dual legitimacy crisis: AI is polluting published literature and infiltrating evaluation itself: researchonresearchinstitute.substack.com/p/can-nation...researchonresearchinstitute.substack.comCan national research assessment systems survive the AI storm?Different types of national assessment systems face different threat levels 143
CWTS | Leiden University @cwts.nl · 10/06/2026🎓 One-day workshop by and for PhD candidates: How can we build more flexible doctoral trajectories that acknowledge Open Science practices and the various outputs and activities that PhD candidates engage with? 📅 25 Sept 2026, 09:45-18:45 📍Leiden (in person only)universiteitleiden.nlRecognising the diversity of PhD talents: embedding Open Science into PhD trajectoriesConsidering that 66% of PhD graduates that earn their degree from Dutch institutions work outside academia, a more flexible PhD trajectory that recognizes the full scope of doctoral work and equip can... 054
CWTS | Leiden University @cwts.nl · 04/06/2026🚨 New 𝐏𝐨𝐬𝐭𝐝𝐨𝐜𝐭𝐨𝐫𝐚𝐥 𝐑𝐞𝐬𝐞𝐚𝐫𝐜𝐡𝐞𝐫 position at CWTS on Citizen Science and Public Trust in Science! The postdoc will conduct original research about how Citizen Science relates to public trust and to equitable research practices in environmental science. Deadline for application: 18 June Learn more 👇careers.universiteitleiden.nlPostdoctoral Researcher Position on Citizen Science and Public Trust in SciencePostdoctoral Researcher Position on Citizen Science and Public Trust in Science 036
Reposted by CWTS | Leiden UniversitySam Westwood @samwestwood.bsky.social · 29/05/2026Are paper mills really the work of a few bad actors? @realjoonha.bsky.social joins us to discuss how publication pressures, incentives, and academic systems shape the paper mill phenomenon. Register free; open to all: www.eventbrite.co.uk/e/the-kings-... 095
CWTS | Leiden University @cwts.nl · 04/06/2026🚨 New 𝐏𝐨𝐬𝐭𝐝𝐨𝐜𝐭𝐨𝐫𝐚𝐥 𝐑𝐞𝐬𝐞𝐚𝐫𝐜𝐡𝐞𝐫 opportunity at CWTS on Evaluating Open Science Impact and Research Culture Change, working closely with Alex Rushforth and Louise Bezuidenhout. Apply until 18 June 👇 careers.universiteitleiden.nl/job/Postdoct... @leidensocial.bsky.social @opensciencenl.bsky.social 044
Reposted by CWTS | Leiden UniversityLeiden Madtrics @leidenmadtrics.bsky.social · 03/06/2026The 2026–2028 strategic plan for the Engagement & Inclusion focal area at @cwts.nl is published! Read the blogpost for an overview of their vision and strategic directions to foster inclusive knowledge systems that engage with societal needs and challenges. 👉 www.leidenmadtrics.nl/articles/foc...leidenmadtrics.nlEngaging with societal challenges through diverse knowledge systemsHow can we foster diverse and inclusive knowledge systems that genuinely engage with societal needs and challenges? This question lies at the heart of the new strategy of the CWTS Focal Area Engagemen... 014
CWTS | Leiden University @cwts.nl · 28/05/2026We are excited to announce the next steps we have agreed with @openaire.bsky.social to deepen our collaboration 🤝 We will work together to advance and improve open research information and develop open research analytics for the European research landscape. Read more in our news item 👇universiteitleiden.nlCWTS and OpenAIRE strengthen collaborationCWTS and OpenAIRE are delighted to announce the next steps we have agreed to take to deepen our relationship and strengthen our collaboration. 041
CWTS | Leiden University @cwts.nl · 28/05/2026✨ We’re excited to share a new publication by our colleague @altibel.bsky.social and other researchers from @unileiden.bsky.social and @solid-research.bsky.social on the links between Dutch universities and the tobacco industry. 🔗 Read more here: www.universiteitleiden.nl/en/news/2026...universiteitleiden.nlWhat can universities learn from their ties with the tobacco industry?Researchers from Leiden University and Solid Sustainability Research have published a new study in PLOS Climate on the links between Dutch universities and the tobacco industry. Through this work, the... 1106
Reposted by CWTS | Leiden UniversityLeiden Madtrics @leidenmadtrics.bsky.social · 28/05/2026🌎 Scientific collaboration across disciplines is widely seen as necessary for tackling complex problems, but does it also translate into scientific prestige? In our new blog post, @jcortesanchez.bsky.social explores this question. www.leidenmadtrics.nl/articles/the...leidenmadtrics.nlThe mosaic of science: When does disciplinary diversity translate into prestige?Scientific collaboration across disciplines resembles a mosaic, with each piece contributing to a composition more coherent than any fragment on its own. This diversity is widely seen as necessary for... 031
Reposted by CWTS | Leiden UniversityLeiden Madtrics @leidenmadtrics.bsky.social · 21/05/2026In our latest blog post, Laurens Hessels examines why universities must take an active role in regulating AI use in science and safeguarding research integrity, reliability, and independence. 👇 Read it now on www.leidenmadtrics.nl/articles/uni...leidenmadtrics.nlUniversities must act now to regulate AI-use in scienceDutch universities need to quickly establish standards or guidelines for the responsible use of generative AI in research. Currently, individual researchers carry too much responsibility. What do inte... 033
CWTS | Leiden University @cwts.nl · 19/05/2026🌎 The @multiobs.bsky.social at the University of Campinas, Brazil offers eight postdoctoral positions, led by our colleague @rodrigocostas.bsky.social. Find out more in the post below! 👇 014
CWTS | Leiden University @cwts.nl · 18/05/2026🎨 A new report (in Dutch) by the @boekmanstichting.bsky.social and CWTS, highlighting the potential and challenges of collaboration between academia and the creative sector in the Netherlands 👇boekman.nlPraktijkgericht Onderzoek - BoekmanstichtingSamenwerking tussen onderzoek en de creatieve en culturele sector heeft een belangrijke meerwaarde om maatschappelijke vraagstukken verder te brengen. 002
CWTS | Leiden University @cwts.nl · 07/05/2026📣 On 22 May, Christine Borgman and Paul Groth will give a talk about the social fabric of data sharing and reuse; jointly organised by DANS, Leiden University Library and @cwts.nl. 📅 3:00-4:30 PM (CEST) 📌 Online & in person at Leiden University Library 🔗 www.universiteitleiden.nl/en/events/20...universiteitleiden.nlFrom Data Creator to Data Reuser: Distance MattersWe are pleased to announce that Christine Borgman (University of California, Los Angeles) and Paul Groth (University of Amsterdam) will give a talk about their recent paper in the Harvard Data Science... 042
CWTS | Leiden University @cwts.nl · 07/05/2026📢 Excited to share a new preprint by our colleague Kathleen Gregory and Dorothea Strecker from Humboldt University of Berlin on the financial sustainability of open data infrastructures. 👉 arxiv.org/abs/2604.27580arxiv.orgThinking like a business: Reconfiguring relationships to sustain open data infrastructuresSustaining open data infrastructures over time is a complex puzzle, involving dynamic funding models and relationships with customers, collaborators, and competitors. Despite their importance, these m... 086
Reposted by CWTS | Leiden UniversityBarcelona Declaration on Open Research Information @barcelonadori.bsky.social · 29/04/2026⚙️ 𝐖𝐡𝐚𝐭 𝐝𝐨𝐞𝐬 𝐢𝐦𝐩𝐥𝐞𝐦𝐞𝐧𝐭𝐚𝐭𝐢𝐨𝐧 𝐥𝐨𝐨𝐤 𝐥𝐢𝐤𝐞? In NL, research evaluation is shifting. Key frameworks move to open data → more transparency, scrutiny, less reliance on closed systems. 𝐀𝐧 𝐞𝐱𝐚𝐦𝐩𝐥𝐞 𝐨𝐟 𝐭𝐡𝐞 𝐁𝐚𝐫𝐜𝐞𝐥𝐨𝐧𝐚 𝐃𝐞𝐜𝐥𝐚𝐫𝐚𝐭𝐢𝐨𝐧 𝐢𝐧 𝐚𝐜𝐭𝐢𝐨𝐧. ✍️ @ludowaltman.bsky.social & @hldejonge.bsky.social 🔽 Read moredoi.orgResearch evaluation in the NetherlandsTwo research assessment frameworks in the Netherlands are moving towards open research information indicators in line with the Barcelona Declaration on Open Research Information 035
Reposted by CWTS | Leiden UniversityLudo Waltman @ludowaltman.bsky.social · 28/04/2026This blog post summarizes the strategic plan we developed at @cwts.nl for our work on open research information. We aim to make open research information the norm. This will improve how science is studied, governed, and practiced. Very proud of our ambitious plans in this important area! 022