Bart de Smit has been appointed to the position of Vice Dean of the Faculty of Science for four years, as of 1 January 2019. After Han de Winde stepped down as Vice Dean in September, De Smit already took over his duties ad interim.

My research focuses on theories of the sublime by the Berlin Enlightenment philosophers Moses Mendelssohn (1729–86) and Johann Georg Sulzer (1720–79).

Cristina Del Real, Assistant Professor in Cyber Crisis at the Institute of Security and Global Affairs, participated in the presentation of the Office of Science and Technology (OficinaC) of the Spanish Congress of Deputies (the Spanish Parliament). She is an expert on cyber security, one of the four…

As long as we humans have existed, we have told each other stories. But how does a story change each time it is told? Which elements stick and which ones are forgotten? This is what Max van Duijn and Tessa Verhoef will research in their Lowlands Whispers experiment at Lowlands Festival.

The master's specialisation Data Science: Computer Science at Leiden University provides students thorough knowledge and understanding of statistical and computational aspects of data analysis, including their application in databases, advances in data mining, networks, pattern recognition, and deep…

We perform multidisciplinary research at molecular, cellular, and organismal levels of animal biology to increase fundamental understanding of health and disease.

Lucas den Boer defended his thesis on 23 April 2020

There are eight institutes at the Faculty of Mathematics and Natural Sciences:

Being an assistant professor can be rather solitary. You often do not have your own research group and also you don't yet have the extensive network of associate professors or professors. The Young Academy aims to change just that. The first edition of the Young Faculty of Science lunch in June was…

The research programme Statistical Science is concerned with the analysis and interpretation of masses of data, the quantification of uncertainty using probability models, and the development and benchmarking of algorithms and methods with these aims.

In what ways do historical and current events affect how we should judge the legitimacy of political authorities?

We are very happy to welcome you to spend a semester or year studying with us in the Faculty of Science. Here you will find information on your course schedules and course and exam enrolment.

The importance of science communication and cross-boundary collaboration, and the ‘mantra’ of diminishing social cohesion in society: these all came up at Leiden University’s 448th Dies Natalis. A panel discussion including Leiden’s mayor Lenferink, music and two honorary doctorates completed the special…

Libraries in the Netherlands are removing books that contain references to Black Pete. According to the director of the Public Library Association, a logical and fitting response in the spirit of the times.

In 2022 Leiden will host the Euroscience Open Forum, Europe's biggest multidisciplinary scientific meeting. Leiden University, the Municipality of Leiden and The Hague Convention Bureau joined forces to organise the conference and bring it to Leiden.

The Faculty of Science

Associates of Leiden University Center for Intercultural Philosophy

“Temminck’s Order” is the scientific biography of Coenraad Jacob Temminck (1778–1850), a Dutch naturalist and the first director of ’s Rijks Museum van Natuurlijke Historie in Leiden.

Hoye proposes that concerns about virtues of the sovereign are essential for understanding Hobbes's both his political thinking and his political critique.

Filling up lecture halls with friends and family for graduation ceremonies is simply not an option this year. So the Faculty of Science came up with a safe yet festive way to put graduated bachelors and masters in the limelight: they transformed the restaurant of the Gorlaeus Lecture Halls into a corona-safe…

The aim of this study is to further develop the Open Science Monitor, which started as a pilot study.

In July, Leiden will be hosting the EuroScience Open Forum conference. Humanities scholars from Leiden will make use of the opportunity to stress the importance of art in science. ‘Artists have the ability to show the consequences of science.’

The programme consists of 60 EC, to be completed in one year.

The objective of this project is to understand the content and structure of science teachers’ knowledge and beliefs, and how these change in the context of pre-service teacher education and educational innovation.

Leiden University Centre for Intercultural Philosophy (LUCIP) is a centre housed in the Institute for Philosophy at Leiden University.

What is and should be the role of universities in supporting business? How can business benefit more of relationships with science? And what is the role of policy makers in supporting a productive relationship between science and business? Professor Simcha Jong Kon Chin examines the interactions between…

JUSTREMIT is an ERC-funded project that brings together political theory, ethnography, and security studies in an interdisciplinary study of remittances and global justice.

This book offers a concise and accessible introduction to debates about expertise, policy-making and democracy. It uniquely combines an overview of recent research on the policy role of experts with discussions in political philosophy and the philosophy of expertise.

How do ideas concerning the academic study of religion relate to the socio-cultural and political context in which they are developed?

Four scientists from the Faculty of Science will receive a grant of up to 50,000 euros in the Open Competition Domain Science - XS from science financier NWO. This category emphatically strives to encourage curiosity-driven and bold research involving a relatively quick analysis of a promising idea.…

The philosopher and psychologist G.F. Stout was the teacher of Moore and Russell around 1894. This book shows that Stout's ideas have played a role in Moore and Russell's development from their early idealism towards analytic realism, where Stout's ideas often find their origin in early phenomenolog…

After your graduation, Leiden University would love to stay in touch with you. Alumni are an important part of the university; with your experience we can improve the education, and you can be part of a valuable network full of knowledge and experience. Find out what options you have to stay in touch…

In 2018 the Laboratory Efficiency Assessment Framework (LEAF) was launched in the UK. The aim of this programme was to help laboratories work more sustainably and efficiently. The initiative got a Dutch spin-off in 2021. Since then, a couple of the laboratories at the Leiden Faculty of Science have…

With a call for dialogue and collaboration, vice dean Bart de Smit kicked off the new academic year for the Faculty of Science on Tuesday 3 September. Theoretical physicist Carlo Beenakker outlined the possibilities of quantum as a disruptive technology.

Mathematician Robbin Bastiaansen, physicist Irene Battisti, pharmacist Fouzia Lghoul-Oulad Saïd and physics and astronomy student Maite Boden are the winners of the annual prizes of the Faculty of Science. Boden was honoured as the first Young Star, a new prize for the best bachelor’s student of the…

Debate, Lunch

The master’s specialisation Computer Science and Science Communication and Society at Leiden University bridges the gap between experts and the public by combining high quality research in computer science with extensive training in science communication.

During the farewell reception on 29 August, the Faculty of Science will say goodbye to Dean Geert de Snoo. On 1 November 2019, he will continue his career as Director of the Netherlands Institute of Ecology (NIOO-KNAW). Colleagues talk about his significance for ecology, about his contribution as a…