Hoe ver mogen demonstranten gaan? En moet de politie ingrijpen als iemand zich vastketent? Jeroen ten Voorde, hoogleraar straf- en procesrecht, sprak met Omroep Gelderland over het demonstratierecht: ‘Ik zou niet meteen zeggen dat het strafbaar is.’

Last week Professor of Animal Behaviour Carel ten Cate was interviewed about intelligent birds, in response to the recent publication of his book 'Avian Cognition' by NPO1.

On the 10th of January, Astrid van Winden successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Astrid on this achievement!

Deze onderzoeksgroep richt zich op het thema ondermijning en financieel-economische criminaliteit, in het bijzonder de aanpak ervan op een aantal deelterreinen.

Ten Leiden researchers will receive funding of up to 280,000 euros from the Dutch Research Council (NWO). They will use this grant to develop their research ideas in the coming three years.

Van Steenis, Einsteinweg 2, 2333 CC, Leiden

Jeanine de Roy van Zuijdewijn, researcher and lecturer at ISGA, was a guest on NPO Radio 1 where she discussed the attacks carried out in 2011 by Anders Breivik.

Pigeons, zebra finches and parakeets. Carel ten Cate studied bird sounds. But not just that. Together with linguists from Leiden, he investigated parallels between birdsong and language. On 9 June, his farewell symposium was held to mark the end of his broad career. Well, the end? Carel ten Cate has…

On 29 November 2018, Roberto van den Heuvel zijn defended his thesis 'Duidelijkheid van fiscale wetgeving'. The doctoral research was supervised by prof. dr. A.O. Lubbers en prof. dr. H. Vording.

The European Research council (ERC) was founded ten years ago today. The ERC is an important agency for research funding, including to Leiden University.

In a supplementary decision on 17 May 2022, the Executive Board of Leiden University has concluded that it will publish the titles of seven articles in which there is evidence of malpractice. This concerns a former staff member of the Institute of Psychology. The Executive Board considers it to be in…

If male budgerigars can successfully open a puzzle box with food, they become more attractive to females. Biologist Carel ten Cate and Chinese colleagues published experimental evidence for this in a paper in Science on 11 January. Various Dutch and international media wrote about the paper.

The plant hormone auxin plays a central role in the growth and development of plants. Auxin acts in a concentration dependent manner and polar cell-to-cell transport of this hormone determines its distribution in the tissues of plants. This polar auxin transport is mediated by several families of auxin…

The aim of Plan S – open access in science – is quite right, says the League of European Research Universities (LERU), of which Leiden University is a member. But the proposed implementation plan will cause too much difficulty for researchers and institutes. LERU has therefore come up with ten recommendations…

On 22 June 2018, Prime Minister Rutte announced that Jaap de Hoop Scheffer, Professor of International Relations and Diplomatic Practices at the Institute of Security and Global Affairs (ISGA), together with former ministers Sybilla Dekker and Winnie Sorgdrager, will become Minister of State.

Schatten uit het oude Armenië

Systematisch geordend naslagwerk voor alle stadsrechten in Nederland

Ten Leiden researchers have been awarded a Veni grant by the Dutch Research Council (NWO). The grant, of up to 280,000 euros, will enable them to elaborate their ideas over a period of three years.

Anna van Buerenplein, Anna van Buerenplein 301, 2595 DG, The Hague

Anna van Buerenplein, Anna van Buerenplein 301, 2595 DG, The Hague

The Psychology Research Seminars are organised by and for institute staff. They offer an opportunity to share knowledge, gain new insights, and meet colleagues from various disciplines.

We investigate the physics and design of mechanical metamaterial, intricately sculpted materials with properties set by their architecture.

The focus of our theoretical research is understanding the behaviour of soft condensed matter, physical matter which is deformed or structurally altered by thermal fluctuations or small stresses.

Anna van Buerenplein, Anna van Buerenplein 301, 2595 DG, The Hague

Van Steenis, Einsteinweg 2, 2333 CC, Leiden

Concrete actions for assessment panels, boosting responsible evaluation

Van Steenis, Einsteinweg 2, 2333 CC, Leiden

Ten scientists from Leiden University will receive a Starting Grant from the European Research Council. This will allow them to launch their own project, form their own research team and implement their best ideas.

On 28 June, ten dedicated lecturers received their Senior Teaching Qualification (SKO). Rector Hester Bijl congratulated them in an online meeting. We asked some of them what this qualification means to them, what they believe ‘good teaching’ entails and what makes them so passionate about education…

Promotor: D. Bouwmeester, Co-promotor: D. Kraft

The interest of this thesis lies in spin transport in normal metals and superconducting half-metallic junctions.

On 26 February 2020, Hans-Jan van Kralingen defended his thesis 'De ondeelbaarheid van het pand- en hypotheekrecht, deconstructie van een leerstuk'. The doctoral research was supervised by Prof.mr. W.J. Zwalve and Prof.mr. E. Koops.

Ten years after its introduction, the controversial idea of Erik Verlinde on gravity is still a hotly debated topic, and is still surrounded by a cloud of scepticism. Scepticism in which the media have played a major role, theoretical physicst Koenraad Schalm says in an article by NWO. ‘The media simply…

Discover the new MSc in Public Sector Economics at Leiden University, offered entirely in Dutch. This program prepares future policy economists by bridging economic theory, Dutch institutions, and real-world policy challenges. Starting September 2025 in The Hague, it focuses on key issues like inequality,…

Chromatin is an ubiquitous protein-DNA complex that forms the structural basis of DNA condensation in all eukaryotic organisms.

Political scientists Huib Pellikaan and Niels van Willigen (Leiden University) use and elaborate on the theoretical insights from game theory in order to understand nuclear security in changing environment. Now that the relations between the US and Russia have deteriorated and smaller nuclear states…

Political scientists Marijn Nagtzaam (Leiden University) and Patrick van Erkel (University of Antwerp) investigate how electoral rules affect intra party preference voting. Focusing on the effect of two specific rules—the option to cast a list vote and on a single versus multiple preference vote—and…

In 2013, Sylvestre Bonnet received an ERC Starting Grant to kill cancer with molecules that can be activated by light. Two postdocs and three PhD students later, the end approaches of his so far successful project.

The Global Summit, which took place from 12-16 January 2021, is an initiative by Richard Albert, the William Stamps Farish Professor in Law, Professor of Government, Director of Constitutional Studies at the University of Texas at Austin, and Founder & Director of the International Forum on the Future…

At the end of January, the fifth installment of the International Leiden Leadership Programme (ILLP) has started. This year twenty masters’ students from ten different countries were selected. In the coming months they will increase their knowledge on leadership and develop their own leadership skills…

Ten Leiden students have received a prize from the Royal Holland Society of Sciences and Humanities (KHMW). They were nominated by their degree programme. Who are these students?

Mathematical and computational analysis of the dynamics of polar transport of the plant hormone auxin.

A selection of recent publications from the Plant BioDynamics Laboratory.

The Leiden-Delft-Erasmus Universities strategic alliance celebrates its tenth anniversary in 2022. At the ‘The Next Ten Years’ anniversary celebration in the Faculty Club on 12 April, the partners looked back on their achievements and ahead to the major social challenges of the next ten years.

An overview of research themes and projects at ABS.