Ava Bauer’s successor has been announced. From September 2023, Nalani Verwoord will be the new assessor of Leiden Science. Nalani is a third-year Biology student.

On April 20, sixty participants will take part in LION’s triannual meeting for high school physics teachers, to deepen their knowledge of physics and astronomy and to explore new teaching methods. This edition marks a special occasion, as it is the last meeting organized by Bert van der Hoorn, who will…

The Leiden Ranking – Open Edition is completely transparent. The ranking compiled by the CWTS uses open data and publishes the algorithms that are used.

Leiden Journal of Pottery Studies 23, 2007

As of May 2015, Prof. dr. Ad Ijzerman has been appointed as Secretary of The Royal Holland Society of Sciences and Humanities.

Mmmonk en het Henri Pirenne Instituut voor Middeleeuwse Studies (UGent) organiseren eind 2024 de tweede editie van Mmmonk School: Lessen voor gevorderde beginners rond het middeleeuwse boek. Mmmonk School biedt een interdisciplinair praktijkgericht programma over middeleeuwse Vlaamse manuscripten. Experts…

Mayors have to do with a society that polarises, politics that change more than ever and a fragmented administrative field of influence. Nikol Hopman and Saniye Celik wrote an essay about this.

Op vrijdag 4 april 2025 organiseert de werkgroep Stedengeschiedenis een bijeenkomst bij de Rijksdienst voor het Cultureel Erfgoed onder de titel ‘Archeologie en de stad’. De studiedag is gratis en voor iedereen toegankelijk.

Op 14 oktober 2021 verschijnt "Metamorfose van Stad en Devotie". Het gaat om een handeleditie van de dissertatie van wijlen Bas de Melker over het Amsterdam van de jaren 1385-1435. De dissertatie zelf wordt uitgegeven naar de tekst van Bas de Melker uit 2002, maar er is een epiloog aangehangen over…

In de Mare van 30 november 2017 vindt u een artikel over Juriste Lalin Kovudhikulrungsri, die onlangs promoveerde op de rechten van mensen met lichamelijke beperkingen bij vliegreizen. ‘Een hond mag mee, maar blindegeleidenpaarden mogen worden geweigerd.’

Radboud University Nijmegen is advertising a position for a Postdoctoral Researcher in Medieval Manuscript Studies (0.8 FTE) to be part of the research team of the ERC-funded project "Patristic Sermons in the Middle Ages. The Dissemination, Manipulation, and Interpretation of Late-Antique Sermons in…

De inschrijvingen voor de Mmmonk school zijn geopend. Mmmonk School biedt een interdisciplinair praktijkgericht programma over middeleeuwse Vlaamse manuscripten. Experts geven een inleiding bij de belangrijkste concepten, methodes en vaardigheden uit hun discipline. De lessen zijn online, gratis, en…

Fijs van Leeuwen, Professor of Radiology, Molecular Imaging and Image-Guided Therapy, advocates an open and respectful academic culture that always puts the patient first. He delivered his inaugural lecture on 13 November.

In our lives we often have little attention or appreciation for plants, let alone the ones we commonly call weeds. This inattention for plants has been described as plant blindness. The Stoepplantjes project aspires to decrease plant blindness by changing the image of weeds and using citizen science.…

Tussen de sterren is niet alleen leegte. Er zweven ook stoffen als methanol en koolstofdioxide. Chemische theorieën kunnen nog niet verklaren hoe die zijn ontstaan onder omstandigheden die dat juist onmogelijk zouden moeten maken. Fedor Goumans gaat met een Veni-beurs proberen die vraag te beantwoor…

Five promising researchers at Leiden's Faculty of Science have received a Veni award from NWO. They can use the award - of up to 250,000 euros - to carry out research over a three-year period. Of the total of seventeen Leiden Venis, four went to Leiden Observatory and one to Institute for Biology Le…

From studying molecules in the blood of corona patients to developing a new concept for vaccines. The Leiden Academic Centre for Drug Research (LACDR) has transformed many ongoing projects into Covid research projects. Hubertus Irth, scientific director of LACDR, talks about the role of his institute…

This project aims to situate the current policy concept of ‘valorization of scientific knowledge’ in historical and epistemological perspectives. Conceptual understanding of the utility of scientific practices is developed in dialogue with historical analyses of the politics of knowledge in European…

The university campus at the Leiden Bio Science Park is flourishing. A new book tells the stories behind this remarkable metamorphosis.

Transport inspectorates are looking for novel methods to identify dangerous behavior, ultimately to reduce risks associated to the movements of people and goods. We explore a data-driven approach to arrive at smart inspections of vehicles.

The starting point for this research project is the notion that the human brain is susceptible to all kinds of fallacies and biases that affect our perceptions and influence our reasoning outside of our conscious awareness. Indeed, most people think they are merely observing facts and that they process…

European product safety law is one of the focal points of internal market legislation.

The research in this dissertation aims to optimise blood donation processes in the framework of the Dutch national blood bank Sanquin. The primary health risk for blood donors is iron deficiency, which is evaluated based on donors' hemoglobin and ferritin levels.

Science communication is a lot more than writing a column or giving a lecture now and then. The communication itself also has to be firmly based in sound scientific research, is the message of Professor Ionica Smeets in her inaugural lecture.

The Keuzegids Universiteiten 2018 has labelled the master’s programme in Computer Science as a “Topopleiding”, because it fulfils the highest standards. The Leiden programme ranks highest on the list of Computer Science programmes in the Netherlands.

Using the League of Nations’ responses to early crises as an explorative historical case study, Political Scientist Gisela Hirschmann investigates how international organisations perceive and respond to existential threats.

The registrations for the Science Based Business specialisation of the Fall 2017 (Management track, starting in September) has now been opened, and it is thus now possible to apply. The ability to apply for the New Technology Ventures track will also follow soon.

Scholars from the field of science, technology and innovation (STI) policy have often questioned whether there was substantive difference between international STI policy and science diplomacy. This is hard to answer, but at least we can observe that science diplomacy has had great appeal over the last…

Scientists and non-scientists co-creating breakthrough citizen science projects for measuring, understanding, and mitigating air pollution. That’s what happened during the first international workshop of the newly established Citizen Science Lab from 22 until 26 January at the Lorentz Center at Leiden…

By delivering his inaugural lecture titled ‘Where Science Meets Business,’ Simcha Jong accepted his appointment as Leiden’s first Professor of Science Based Business. In his lecture in the Large Auditorium of the Academy Building, Simcha argued that broad universities with a focus on fundamental research,…

A festival that combines music and science, and a digital 'time machine' for science history: four Leiden projects that focus on science communication have been awarded a subsidy in the context of the National Science Agenda.

Ludo Waltman has been appointed as professor of Science, Technology and Innovation Studies, especially Quantitative Science Studies, at Leiden University. The chair is located at the Centre for Science and Technology Studies (CWTS).

Authors: Pierre-Bruno Ruffini and Olga Krasnyak

Laurens Hessels was appointed Professor by Special Appointment, lecturing in the Social Value of Science at Leiden University, effective 1 September 2021. His research will focus how best science and industry can work together. Alongside his new position he will continue his work at the Rathenau Institute…

A team including staff from Leiden University won the Open Initiative Trophy on 11 February, a prize for the best open science initiative in the Netherlands. The winners developed Reprohak, a hackathon-like event where participants repeat research to see whether the results were reproducible.

Does hegemony—legitimated rule by dominant power—have a role in ordering world politics of the twenty-first century? If so, what form does that hegemony take: does it lie with a leading state or with some other force? How does contemporary world hegemony operate: what tools does it use and what outcomes…