On July 8 and 9, 2022, Leiden University hosted the second conference of the research group on Institutions for Conflict Resolution, in collaboration with Radboud University Nijmegen and Utrecht University.

When do fire making tools appear in prehistory, and how might the use of these tools manifest in the archaeological record?

Do selenium nanoparticles in fish food cause subtle alterations in behavior of fish: effect of particles size and concentration?

During your PhD, you make agreements with your supervisors concerning your personal development and the supervision you receive. No later than three months after the start of your appointment, these agreements should be recorded in a Training and Supervision Plan (TSP). External PhD candidates must…

What are the capabilities or limitations of traveling between islands and how does this reflect seasonal variation? Is it possible to show higher levels of connectivity between islands based on generated pathways between several sites on two separate islands?

Politics is about the authorised allocation of values: who gets what, when and how much? This question is relevant at many different levels, in many different places and in very different ways.

Are you in a position of talent coach, coordinator, mentor, dean, or teacher and looking for university programmes that provide an extra challenge for the students of your school? The Leiden University Honours Academy provides such a programme, where vwo-students from the final three years of high school…

The WARN project seeks to understand why certain warnings fail to reach and impact decision makers in time to avert crisis.

How is the development of physiological responses to social evaluation in adolescence affected by other normative developments, such as pubertal, socio-cognitive and psychosocial development? Are social anxiety and public speaking anxiety associated with characteristic patterns of stress responses…

What is the effectiveness of (booklet or online) self-help programmes for people with somatic stressors and depressive symptoms? What works best for whom? How to improve motivation and adherence?

How is tradition constructed and belief made plausible in fiction-based religion?

How to minimalize the chance of recidivism for extremist prisoners.

Subproject of

A critical look at the impact assessment modelling of metals in Life Cycle Impact Assessment and improvement options.

Researchers at Leiden Observatory study the fundamental physics that creates structure in the Universe. These processes collect matter into galaxies and gas into stars. With the use of powerful telescopes and advanced calculations and computer simulations, Leiden astronomers seek to understand the origin,…

One often sees gloomy Dutch newspaper headlines about pupils’ arithmetic skills in elementary schools. But is the situation really so bad? Marian Hickendorff is conducting intricate research on performance in and the teaching of arithmetic. The conclusions she draws beg to differ.

Nature is a never-ending source of inspiration for the researchers at the Institute of Biology Leiden (IBL). Based on a better fundamental understanding of nature, they are able to seek solutions in the area of health and biodiversity. The theme of IBL is ‘Harnessing biodiversity for health.’

Systematic investigations into religious precepts, worldly rules of law and legal practices in the Muslim world show clearly how these societies deal with justice and injustice. Sharia, the Islamic ‘legal system’, plays an important role in this context.

SciSTIP was established on 1 April 2014 as part of the DSI-NRF Centres of Excellence Programme funded by the South Africa’s National Research Foundation (https://www.nrf.ac.za/). SciSTIP is hosted by the Centre for Research on Evaluation, Science and Technology (CREST) at Stellenbosch University and…

Isotopes on exoplanets, a more efficient memory for data centres or new molecules that work against the Zika virus and HIV. Which PhD candidate has written the most impressive dissertation of 2023? The jury of the C.J. Kok Jury Award faces the challenging task of deciding that. Meet the nominees of…

On this page we have listed the most frequently asked questions about the Pre-University Classes for you. Is your question not listed? Then please send us an e-mail!

The project concerns the nature, the usages and functions of pictographic systems in relation to writing in societies with (restricted) literacy.

Knowledge is everywhere at Leiden University. It is also accessible for those who do not study or work at the University.

How should the international community of states respond to genocide, war crimes and crimes against humanity? How can the perpetrators of international crimes be brought to justice? How can international crimes be prevented? How can the international community of states promote international consensus…

In early medieval England, there was an interest in the history of the Roman Empire and kings adopted such imperial titles as 'imperator' or 'basileus'. How can we explain this interest and what functions did imperial ideas and the reception of the classical world serve in early medieval England?

ICLON provides several programmes for second and first degree teaching qualifications.

Financialization has become the go-to term for scholars grappling with the growth of finance. This Handbook offers the first comprehensive survey of the scholarship on financialization, connecting finance with changes in politics, technology, culture, society and the economy.

Sophia aims to create equal opportunities and promote a better working climate for female academic staff at Leiden University.

Update : August 2017 Dr Willem van Haarlem

How did Angkor interact with regional urban centers? How did the settlement system impact the society's agricultural system and regional resilience?

In secondary school, homophobic language is common, even in the Netherlands where there is high acceptance of homosexuality in the adult population. Adolescents especially in lower educational levels have prevailingly negative attitudes towards their lesbian and gay peers. Peer education with its participatory…

Leiden has a long history in the treatment of blood cell cancer. Research to find better therapies never stands still. One of the potential treatments currently being worked on is a ‘living medicine’.

What is the role of stress and stress-related hormones in emotion regulation?

Our educational programmes span the entire spectrum of pharmaceutical education, from training of the next generation drug researchers in the areas of drug design, drug action, and drug use to educating the pharmacists of the future.

Researchers at Leiden Observatory study the fundamental physics that creates structure in the Universe. These processes collect matter into galaxies and gas into stars. With the use of powerful telescopes and advanced calculations and computer simulations, Leiden astronomers seek to understand the origin,…

As every academic year, the leadership team of the Young Academy Leiden is changing. As of September 2021, Dr. Annemarie Samuels (Associate Professor, Social and Behavioural Sciences), former Vice-Chair, will be the Chair of YAL. And Dr. Sarah Giest (Assistant Professor, Governance and Global Affairs)…

Samir Negash, PhD candidate at Leiden University and Olaf van Vliet, Professor by special appointment Comparative Welfare State Analysis at Leiden University wrote a paper regarding the topic of immigration and the conditionality of unemployment benefits in OECD countries.

How can video on professional practices in university courses be used in a valid and useful way for assessment and feedback?

This book, written by two representatives of Leiden Law School, describes the framework of the European Insolvency Regulation (recast) (‘EIR Recast’), in force since June 2017.

How do inclusion and exclusion affect people?

The plans for making the University Library (UB) more sustainable will be carried out in three steps: first the glazing at the front of the building will be replaced with HR++ glass, then the skylights will be renewed and finally the air conditioning system will be updated. Once these steps have been…

International partnerships in which Leiden University participates.

A Paleoecological Study of Sittard, Stein, Elsloo and Hienheim

Your tuition fee depends on a number of factors, such as your nationality and your previous Dutch higher-education qualifications.

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

Your tuition fee depends on a number of factors, such as your nationality and your previous Dutch higher-education qualifications.

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

Your tuition fee depends on a number of factors, such as your nationality and your previous Dutch higher-education qualifications.

The amount of tuition fee you have to pay depends on a number of factors. These are your nationality, your study programme and whether you have already obtained a Dutch higher education diploma.