Leiden University consists of seven faculties, each managed by a dean.

Nelson Mandela, former President of South Africa, who died on 5 december 2013, received an honorary doctorate from Leiden University in 1999. Mandela’s response was modest: ‘It is not a personal achievement. It is a tribute to all those who emerged from underground, from prison, from exile...’

Over the centuries painters and photographers have depicted students at study in Leiden. An exhibition at the Hortus botanicus reveals the similarities and differences in 450 years of student life.

Video conferencing from your sitting room and algorithms on social media that know your interests: new technology is an increasingly integral part of our lives. At the same time there is a growing call to protect our privacy, and this is causing friction, at the University too. In part because of the…

With the advent of multicore processors and data centers, computer hardware has become increasingly parallel, allowing one to run multiple pieces of software at the same time on different machines. Coordination of these pieces is best expressed in a coordination language as an explicit interaction protocol…

This thesis addresses the problem of designing performance and energy efficient embedded streaming systems, that is, systems which process a stream of input data coming from the environment and generate a stream of output data going into the environment.

We strive to address the challenge of constructing a modeling language to write software which can take advantage of recent hardware developments (multicore, cloud) without compromising in its abstraction levels.

Promotor: Ed F. Deprettere, Co-promotor: Todor P. Stefanov

This case study demonstrates how to design and effectively deploy a (survey embedded) conjoint experiment.

On behalf of its students and staff, the Executive Board of Leiden University would like to express our condolences to all those affected by last Friday’s earthquake in Morocco. We would also like to offer support to all students and staff who have family or friends in the area. In the meantime, several…

Astronomy departments at Dutch universities is among the top of the world rankings for astronomical institutions. This is the conclusion drawn from a recent evaluation of the Netherlands Research School for Astronomy (NOVA) and the astronomy institutions of the University of Amsterdam, the University…

The experiential expertise of people with a disability needs to be integrated in diversity & inclusion policy. This message was the common thread at the annual Diversity & Inclusion symposium. Students and staff members engaged in conversation about how the university can become more accessible.

One of the largest roofs at Leiden University, that of the Snellius building, has recently been equipped with 590 solar panels and 57,000 sedum plants, making it the largest combined roof in the Benelux. The roof was officially opened on Monday 10 October by Annetje Ottow and Martijn Ridderbos, President…

How can we improve quality of life and study success in young, high-functioning adults with autism?

The gas prices now exceed 300 euros per megawatt hour – a record. The transition from fossil (natural gas, coal, oil) to renewable energy is needed and soon. But how do you get a society (and its citizens) to switch to sustainable energy?

How was FDR's image constructed—by himself and others—as such a powerful icon in American memory?

Peter Flach is Professor of Artificial Intelligence at the University of Bristol. An internationally leading scholar in the evaluation and improvement of machine learning models using ROC analysis and calibration, he has also published on mining highly structured data, on knowledge-driven and explainable…

The Executive Board and the Board of Education of the Institute of Psychology are responsible for the organisation. A number of committees offer specialised knowlegde, such as the Research Ethics Committee. Students have a say in programme committees.

‘Can he do it?’ Since the remarkable victory of the All Progressives Congress (APC) in the 2015 Nigerian presidential elections, this has arguably been the most frequently posed question in Nigerian politics.

The Executive Committee consists of the following members:

Tonal bilinguals of two closely related Chinese dialects are amazing people. They handle two tonal systems in their mind; their two vocabularies are from closely related dialects, and they write translation equivalents with common Chinese characters. Their unique language situation makes their mind…

How do laws and procedures for police vetting unfold in practice?

How does task context affect children’s word productions?

Lecture

Leiden University has appointed a commission to investigate whether there are any grounds for allegations of antisemitism within the Faculty of Law. The commission, which has already begun its investigation, comprises three members and is chaired by Professor G.J.M. Corstens, former President of the…

The Leiden University Centre for the Arts in Society (LUCAS) is one of the few research institutes in the world in which researchers in the field of literature, art, architecture, design and media studies come together to conduct research into the cultural production of the western world, from classical…

The Hans Franken Lecture honors the legacy of Prof. Dr. Mr. Hans Franken, a founding figure of eLaw in 1985.

What is written in law and what equality, inclusion and diversity mean in practice is not always the same. This was the focus of this year’s D&I symposium on 13 January. The plenary sessions were watched by hundreds of participants and there was a wide range of workshops covering different aspects of…

Permission was recently given for all members of the examining committee and co-supervisors at PhD ceremonies to wear academic dress, even if they’re not full professors. How historic is this change?

On 8 February 2021 Leiden University celebrated its 446th anniversary.

On 1 June 2022, Tom Herrenberg defended the thesis 'Prosecutorial Discretion in International Criminal Justice'. The doctoral research was supervised by Prof. P.B. Cliteur and Prof. B.R. Rijpkema.

On Thursday 9 September, the mayor of Leiden officially launched a unique ten-year research project in the polder near Oud Ade. During a festive opening in the countryside, he and all the parties involved ceremoniously planted the first trees. Because one thing is certain: the traditional grass landscape…

The Rob Schilperoort Memorial will be unveiled at the Leiden Bio Science Park on Saturday 16 September. This gigantic gate stands at the entrance to the park, which is also named after Schilperoort, its founder.

Mirjam de Baar has been Vice-Dean of the Faculty of Humanities and portfolio holder for education of master’s and research master’s programmes since 2016. As a result of her reappointment, she will continue to fulfil this role for an additional four years. ‘Being asked by the Vice-Rector and the Dean…

The EU has been negotiating a trade deal with Mercosur, a South American trade bloc, for over 25 years. In recent weeks, significant progress has been made. Commission President Ursula von der Leyen met with Mercosur leaders in Asunción, Paraguay, on 17 January to sign the deal.

At the Young Academy Leiden, we care deeply about fostering social safety at our university. Increasing social safety is of particular importance to early career scholars as they often find themselves in a vulnerable position without a permanent contract, or with a dependence on superiors for progressing…

A high-ranking delegation from China visited Leiden on 6 November. The party of some 25 officials from the CPPCC – a Chinese advisory body comparable with the Dutch Senate - visited the Leiden Observatory, the Hortus Botanicus and the Asian Library.

How does stress influence cognitive performance? What is the role of selective attention to threatening information in this effect? Could we prevent stress-induced decline of cognitive performance with pharmacological interventions? Could we use resting state theta/beta ratio as a biomarker for cognitive…

A professor from Leiden University has subjected various colleagues to intimidating and unacceptable behaviour for a longer period. These are the findings of an investigation carried out by the University’s independent Complaints Committee for Unacceptable Behaviour at the request of the Executive Board…

Prof. Annetje Ottow and Assist. Prof. Seda Gürkan visited the College of Europe campus in Bruges on 22 March 2024.

Depression and anxiety disorders among youth are causing major problems worldwide. The mechanisms involved are still unknown, however. Moji Aghajani – Assistant Professor at the Institute of Education and Child Studies - aims to provide new insights with his research

A ‘world class institute’ with a ‘vibrant atmosphere’, doing research on a continent that is ‘becoming increasingly important’. That is how Annetje Ottow, president of Leiden University’s Executive Board, described the African Studies Centre Leiden (ASCL) on its 75th anniversary celebration on 8 September…

The main goal of the research that is conducted in the Brain and Education Lab is to create a better understanding of the cognitive and neural systems that support learning and academic performance across development. To pursue this goal, lab members draw on theories and methods from developmental and…

The faculty offers several options to deepen and develop your knowledge while being employed. Within the faculty's themes, or in your own working field as a dual PhD candidate, you will be guided to make a next step in your career.

This thesis focuses on addressing four research problems in designing embedded streaming systems.

The Directorate-General Police, Sanctions, and Protection has initiated this research project in order to gain insight in the nature and, if possible, the extent of the developments with regards to the pluralization of policing functions in the Netherlands in support of future policies for the benefit…