Reclaiming the scholarly ecosystem: Reflections on the first CWTS research seminar of 2026 Joonha Jeon and Tanya Lee • February 24, 2026
Looking ahead to 2026: key priorities of the Netherlands Barcelona Declaration Network In late 2025, the Netherlands Barcelona Declaration Network met in Leiden to reflect and set priorities for 2026. This blog outlines those priorities and highlights how the growing network of universities, funders, and research infrastructures advances open, community-governed research information. Ana Ranitovic • February 11, 2026
Resilience in Times of Crisis: Strengthening Open Science Against Geopolitical Pressures How can open science be resilient in the face of geopolitical pressures? Drawing on findings from a recent workshop, we suggest four discussion points that need further consideration as funding agencies, policymakers, and institutions work towards resilience. Kathleen Gregory and Louise Bezuidenhout • February 03, 2026
Launch of a new tool to track CoARA signatories How global is research assessment reform? Our author introduces a practical, interactive dashboard she developed, allowing users to easily view up-to-date information on CoARA signatories worldwide, their distribution, organisation types, and submitted or pending action plans. Nina Gogadze • January 21, 2026
The drain of science: a call for action and the bridges we burned Commercial academic publishing oligopolies are draining science. Beigel et al. (2025) call for community control, but the Lithuanian case shows this is difficult after dismantling domestic journal publishing infrastructure. We must restore trust in it first to regain sovereignty. Eleonora Dagiene • December 11, 2025 • 2 comments
Copyright, GenAI, and the future of academic publishing Generative artificial intelligence poses significant challenges to copyright law and the principles of open science. In a new preprint, I study this complex interplay and existing regulatory frameworks. This blog post provides an overview of my central findings. Dmitry Kochetkov • December 04, 2025
The withdrawal of the US from UNESCO: What does this mean for Open Science? The withdrawal of the US from UNESCO and US legislation being increasingly at odds with Open Science values raises concerns regarding Open Science infrastructure in the US. While much is still unclear, our authors argue that the implications for Open Science could be profound. Louise Bezuidenhout and Jon Verriet • November 05, 2025
The CWTS Leiden Ranking 2025 - More open, more inclusive, more informative The release of the CWTS Leiden Ranking 2025 marks a next step toward more open and more inclusive research analytics for universities. This post highlights the most significant developments. Nees Jan van Eck, Rodrigo Costas, Mark Neijssel, Ed Noyons, Martijn Visser and Ludo Waltman • October 29, 2025
Balancing opportunity and risk: rethinking China Scholarship Council programmes amid geopolitical tensions Amid international concerns over the China Scholarship Council (CSC), especially regarding academic freedom and sensitive knowledge transfer, our study analyses CSC-funded research (2009–2021) to reveal key trends, collaborations, and broader implications. Qianqian Xie and Alfredo Yegros • October 23, 2025
Crossref as a source of open bibliographic metadata for preprints Crossref is a crucial source of open bibliographic metadata for articles published in scientific journals. Importantly, however, Crossref can also serve as a source of bibliographic metadata for preprints. In this post, Van Eck and Waltman analyze the completeness of Crossref’s preprint metadata. Nees Jan van Eck and Ludo Waltman • October 16, 2025
