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.…

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…

The Dutch Research Council (NWO) has awarded Vidi grants to 14 Leiden researchers. This grant of a maximum of 850,000 euros will enable them to start a new research group and develop their own line of research over the next five years.

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…

In light of the changes made to face to face teaching by Leiden University, LUC student association Fortuna rose to the challenge by coining a virtual Well-Being week and facilitating it online.

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

Lecture, Book presentation

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.

The Executive Board has appointed Professor Judi Mesman Dean of Leiden University College The Hague with effect from 1 July 2016. The Board of the Faculty of Social and Behavioural Sciences congratulates Judi Mesman with this appointment.

Jens Stoltenberg, Secretary-General of NATO, gave a guest lecture at Leiden University on 19 April. His message was clear: increased international tensions call for greater investments in defence. According to Stoltenberg, the Netherlands is not one of the big spenders in this area.

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.

For the Dutch Safety Board (DSB), the investigation into the MH17 plane crash was unprecedented in scope. It wasn’t easy, but it provided valuable lessons for international disaster investigations, says Sanneke Kuipers, a crisis expert from the Institute of Security and Global Affairs.

As of 1 September , Karel Berkhoff has been appointed professor by special appointment in Ukrainian History. In this position, made possible in part by the KNAW, he will focus primarily on dark moments in recent Ukrainian history: the persecutions that have taken place in the first half of the twentieth…

Ben de Jong and Paul Abels, both working for ISGA, discuss the Russian claim that espionage equipment was found in Dutch newspaper Algemeen Dagblad (AD). According to the Russians the equipment was found in one of the cars used by their diplomats in The Hague.

A new collaborative monograph of democratic theory, The Sciences of the Democracies, was released by UCL Press on August 7. The book, in the style of a democratic manifesto, is written by a large number of co-authors in a bold attempt to expand and deepen how democracy is studied and understood. Among…

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.

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,…

Wereldwijd worden veel samenwerkingsverbanden met Rusland stopgezet vanwege de oorlog in Oekraïne. Hoe zit dat met de ruimtevaart, waar de Russen ook een groot aandeel in hebben?

Emma de Vries, PhD candidate in the Department of European Law at Leiden University, has written an annotation for EHRC updates on the ECHR judgment in Suprun and Others v. Russia (June 18, 2024, case number 58029/12).

Eva Michaels talks about the current international security environment, including intelligence issues with Sir John Sawers in an interview in El País.

De inbeslagname van een olietanker nabij IJsland zet het internationaal zeerecht onder druk. Hilde Woker, specialist in het zeerecht en verbonden aan het Grotius Centre, zegt in een uitzending van BNR-nieuwsradio, dat de Amerikaanse aanpak van de Russische schaduwvloot moreel begrijpelijk, maar juridisch…

Leiden University College The Hague celebrates a milestone by seeing its 1000th graduate receive their diploma.

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…

Political Scientist Katharina Natter (Leiden University) advances theory-building on immigration beyond the liberal state and demonstrates how immigration politics can provide valuable insights into the inner workings of political regimes. Connecting scholarship from comparative politics, international…

It is often said that the links between political parties in Africa and their voters are clientelist, rather than programmatic. The familiar image is that of African ‘big men’, displaying personal wealth while being respected and celebrated in the community for sharing their riches. Yet, political scientist…

Master Computer Science in Leiden nr.1 according to Elsevier

Which Italian student likes raw herring, but does not know Sinterklaas? During the Leiden Science Buddy Welcome Borrel, international students and their buddies found out over drinks and while playing a special bingo game.

Leiden University continues to do well in the Times Higher Education World University Rankings. For the subject area Politics and International Relations, the 2018 edition ranks Leiden 67th in the world. This is not that far behind the ‘usual suspects’ (Cambridge, Stanford, MIT and the like). Among…

OSCNL, the international network of Open Science Communities, receives recognition

Back after pandemic interruptions, the Dutch Network Science Society Symposium took place on May 19th, 2022. The event brought together researchers from around The Netherlands studying complex networks and representing various disciplines, including mathematics, physics, neuroscience, computer science,…

Two new Assistant Professors are joining Science Based Business (SBB) this Autumn. ‘Xishu Li and Jian Wang are the first two Assistant Professors we recruited. This is an exciting, crucial next step for SBB,’ said Professor Simcha Jong who joined Leiden University as the Director and first Professor…

The first successful Leiden Networks day took place on September 23, 2016. Six world-renowned speakers (see photo) in the field of complexity and network science provided their view on the field.

With a barbecue at the Scheveningen beach the Leiden Science Buddy Programme was kicked off on 7 August. In this first round, 64 new international students are paired to current students. These buddies will do their very best to make the new students feel right at home in Leiden.

After a year of war against Ukraine, professors André Gerrits, Antoaneta Dimitrova and Frans Osinga look back at Russian aggression and Western unity and ahead to the new offensive.

University lecturer Tazuko van Berkel is one of this year's laureates of the Ammodo Science Award. The award includes a sum of 350,000 euros that she can use as she wishes to explore new avenues in basic scientific research.

Missiles that travel at approximately six thousand kilometres per hour, up to 5 or 6 times the speed of sound. Has Russia used those against Ukraine and how is that possible? In Leiden University’s Dutch video series ‘De Werkplaats’, Danny Pronk, political scientist, security expert, and researcher…

The GDPR privacy legislation is no impediment to handing out sanctions to Russian oligarchs or reuniting children placed in care with their parents, says privacy experts Anna Berlee, Marlies van Eck, Simone van der Hof, Simone Huting, Friederike van der Jagt and Jeroen Terstegge.

Quasicrystals are crystals with ‘impossible’ five-fold symmetries, which nevertheless were synthesized in the lab in 1982. Paul J. Steinhardt helped figure out their structure, but he didn’t stop at that.

Assistant Professor of European Studies and International Relations Daniel Schade was a guest on Deutschland Heute on Deutschlandfunk and spoke about the recent Schengen evaluation report by the European Commission.

On 12 September 2018 Rijpma, Associate Professor of European Law at the Europa Institute, spoke at the Netherlands Institute in St. Petersburg in the framework of the Dutch Wednesday lecture series.

The Science faculties of Universitas Indonesia (UI) and the Universiteit Leiden signed agreements on Tuesday April 12 that will strengthen cooperation between the Faculties. The agreements were signed at the closing of a two day visit of a delegation from Indonesia. The delegation, which was led by…

The European Football Championship for Women, in the Netherlands this summer, is the background for a large and innovative data research project. The Dutch football union is working together with Leiden University and Sportinnovator. The research is expected to uncover links that have thus far remained…