From how litter spreads to which languages are spoken in Leiden and The Hague: over 50 interesting, surprising, complex and entertaining questions were sent in for the Citizen Science Project to mark our 444th anniversary.

Find out how to apply for Bio-Pharmaceutical Sciences and Education at Leiden University by following our step-by-step guide.

Find out how to apply for Bio-Pharmaceutical Sciences and Business Studies at Leiden University by following our step-by-step guide.

Find out how to apply for Bio-Pharmaceutical Sciences and Science Communication and Society at Leiden University by following our step-by-step guide.

This dissertation reports on the pedagogical content knowledge (PCK) of science teachers during a professional development program. This research intended to help us understand why and how teachers make their classroom decisions as they teach science.

To be eligible for Bio-Pharmaceutical Sciences at Leiden University, you must meet the following admission requirements.

What do scholars do when they talk about virtues (impartiality, accuracy) or vices (dogmatism, prejudice)?

SAILS aims to forge links between the different disciplines at the University and to initiate new academic partnerships.

The two-years MSc programme spans the entire spectrum of Analytical BioSciences, Biopharmaceutics, Drug Delivery Technology, Medicinal Chemistry, Pharmacology and Toxicology.

Read more about the International Network Open Science & Scholarship Communities in our Vision and Mission statements.

Many internal and external parties are involved in the expansion of the Gorlaeus Building.

To be eligible for Bio-Pharmaceutical Sciences and Education at Leiden University, you must meet the following admission requirements.

Working for a top faculty? Discover the vacancies at the Faculty of Science and apply immediately.

Mapping out the problem of plastic pollution requires a lot of data over a large area. That's why scientists are increasingly turning to volunteers for help, also known as citizen science. But what are the challenges for a researcher when he or she involves the public in research in this way? Four Leiden…

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This website showcases Leiden University’s contribution to the SSH Sector Plans.

Patterned detectors are an existing technology that can be found in almost all color cameras.

Big Science, commonly defined as conventional science made big in three dimensions, namely organizations, machines, and politics, brings a plethora of different stakeholders together, often for a long period of time. This includes policymakers, scientists, (scientific) managers as well as local “host”…

This UNESCO Chair at CWTS aims to contribute to UNESCO’s agenda to foster diversity and inclusion in science. The chair has two main lines of work:

The imaging group focuses on bio-imaging, image analysis and visualization.

Although it is often assumed that the stereochemistry in Ugi multicomponent reactions is determined in the final Mumm rearrangement step, experimental and computational evidence that Ugi reactions on hydroxylated pyrrolines proceed under kinetic control is reported.

The strengths of this master’s specialisation are its research-orientated approach, combined with training in safety and quality control in the production of medicinal products in the biotechnology and pharmaceutical industry.

UnMiSSeD studies the interaction between misinformation and science in societal debates using a mixed qualitative-quantitative approach.

This dissertation describes several studies concerning the research-teaching nexus in the sciences.

Carl Li defended his thesis on 30 June 2015

Dr Ionica Smeets, one of the well-known ‘Maths girls’, has been appointed part-time Professor of Science Communication at Leiden University with effect from 1 July. Over the coming five years she will carry out research on science communication, how the subject is taught and how to raise students’ enthusiasm…

Smiling faces, sweltering heat and a record-breaking donation – that was the Leiden Science Run 2025. On Saturday 21 June, the Leiden Bio Science Park turned bright orange as enthusiastic runners completed 4.5 kilometres to support research for vulnerable children.

Leiden University has an active open science community. Open science means transparency in all phases of research by precisely documenting every step of the way and making this publicly available. ‘It’s time to be open,’ say psychologists Anna van ’t Veer and Zsuzsika Sjoerds. There is increasing awareness…

Our mission: a positive impact. Our vision: community. By involving the world around us in our education and research we make a positive impact. We do this by applying Open Science.

Change requires community. Become a member of OSCL today!

OpenML empowers scientists to conduct transparent, reproducible, and collaborative AI-driven research.

Research in Bio-Pharmaceutical Sciences consists of 120 European Credit Transfer System (EC) points.

Welcome to the Dutch Extract Library, the library of the majority of crop extracts grown in Dutch horticulture.

The IBL Education Office consists of:

Many students receive their first job offer during or right after their Business Studies internship. After graduating you can also aim for a career in Bio-Pharmaceutical research.

Environmental challenges such as plastic pollution and biodiversity loss require extensive monitoring. Citizen science, in which members of the public participate in scientific research, has therefore become an important approach in environmental science.

Decent work involves opportunities for work that delivers a fair income, care for occupational health and safety, freedom for people to organize and equality of opportunity and treatment for all women and men. The Labour Law department at Leiden University conducts research and provides education on…

A full overview of MCBIM PhD theses.

Astronomer and Marxist Anton Pannekoek was a remarkable figure. This book aims to study the connections between his life as a socialist theorist and as a pioneering scientist through the prism of Pannekoek's biography.

The specialisation Bio-Pharmaceutical Sciences and Industrial Pharmacy consists of 60 EC in Bio-Pharmaceutical Sciences and 60 EC in Industrial Pharmacy.

Our team is committed to the study of knowledge in its broadest sense, encompassing both ideas and practices in all its historical variety. We look at what people regarded as knowledge, how they created, collected, circulated and used it, also why it mattered to them, and how all this was embedded in…

Why does the history of dogmatism deserve our attention? This open access book analyses uses of the term, following dogmatism from Victorian Britain to Cold War America, examining why it came to be regarded as a vice, and how understandings of its meaning have evolved.

We increasingly look at international consortia to come up with scientific and technological advances that are needed to address global challenges in areas such as health, the environment and clean energy. However, organising these consortia involves unique challenges. To identify these challenges,…

Data science is now growing fast in many places, but scholars at Leiden University have been developing data science techniques for a long time already. Thanks to their broad-based expertise, Leiden statisticians are currently combining the achievements in statistics with the latest methods of statistical…

The SCS courses train you in practical and theoretical aspects of science communications. Internships help you decide whether you want to choose a career in science communication or BPS research.

The Leiden Science Run 2019 has raised a record sum of 12,135 euros for refugee student foundation UAF. No less than 101 teams – also a record – and the sponsors CORPUS and Janssen Biologics raised the amount.

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