3,409 search results for “four” in the Public website
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Materials-GRoWL: Gauging the Rest-of-the-World’s Lifecycles of Construction Materials
What types of construction materials are used in the Global South, where are they, and what levels of societal services do they support? How will material use evolve under different development pathways and paradigms? What are these materials' environmental and societal impacts now and in the future,…
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Centre for Science and Technology Studies
How do you ensure that research is performed, evaluated and managed in a responsible way? This question is also of the utmost important to the University itself. The Centre for Science and Technology Studies (CWTS) studies scientific research and its relationship with technology, innovation and soci…
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Netherlands Institute Morocco
Morocco and the Netherlands have a strong bond. The modern community of Dutch people with Moroccan roots is part of a shared history spanning four centuries of social and academic exchange. As an institution that functions at the heart of Moroccan society and the university system, the Netherlands Institute…
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About the programme
The Research MA Classics and Ancient Civilizations covers two years and can be studied in four tracks: Classics is one of them. While diving into the literary, cultural and intellectual worlds of Greece and Rome, you will be involved in current research, and stimulated to reflect on the significance…
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Early Childhood Reading Proficiency in Curacao: The Influence of Instructional Practice
How is the instructional practice of teachers connected to the mastery of reading skills of students in kindergarten (group 2) to the third grade (group 5) of primary education in Curaçao?
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PhD Programme
Our institute has a large and thriving community of PhD researchers engaged in a variety of domains representing the main research areas of the Institute: cybersecurity, terrorism, physical violence, crisis management, intelligence, diplomacy and global affairs, policing studies, and war, peace and…
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Why Leiden University
The two-year Astronomy and High-Tech Innovation master’s specialisation places you at the heart of the latest astronomical discoveries, cutting-edge instrumentation, high-precision measurements, and innovative technologies in advanced instrumentation engineering. The programme is supported by researchers…
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Why Leiden University College?
Global Challenges lie at the centre of the Liberal Arts and Sciences Bachelor programme at Leiden University College (LUC). Here, you will develop a many-sided, multi-layered, problem-solving, can-do attitude towards the problems the world faces today.
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Middle Eastern Studies (MA)
The MA Middle Eastern Studies at Leiden University is a one-year, full-time programme taught entirely in English. With over four centuries of expertise in Middle Eastern scholarship, this programme offers you cutting-edge insights into the region’s history, politics, religion, languages, and culture…
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Public Ethics Talk: Time for Democracy: The Case for the 4 Day Work Week
Lecture
- The story of Eres
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Why Leiden University
Located in the friendly small city of Leiden in the centre of the Netherlands, Leiden University has for centuries been at the forefront of developments in science and mathematics and that excellent continues today, with world-leading department of mathematics, physics, astronomy, chemistry and computer…
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Perpetuating Bhutan Highland Heritages
This 4-year research project focuses on vernacular and unacknowledged heritages of the highlands of Bhutan. It seeks to make a major contribution to the preservation of these heritages, to create a cultural resource for current and future generations.
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Telescopes
The Old Observatory houses four historical telescopes. On this page you can learn more about them.
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Why Leiden University
Located in the friendly small city of Leiden in the centre of the Netherlands, Leiden University has for centuries been at the forefront of developments in science and that excellent continues today, with world-leading institutes of computer science, mathematics, physics, astronomy, and chemistry. …
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Student for a day South and Southeast Asian Studies
Study information
- Korean 1
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The Social Museum in the Caribbean
Grassroots heritage initiatives and community engagement
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Malay Singing in Pahang Villages: Identity and Practice
Shafa’Atussara Silahudin defended her theses on 18 May 2021.
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About the programme
The major aim of the specialisation Occupational Health Psychology is to equip you with advanced training in research methods and professional skills. This will prepare you both for a career involving psychological research as well as for the application of scientific knowledge and methods in various…
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RESOCIAL
RESOCIAL ('User vulnerabilities and Resilience on SOCIAL media platforms and the metaverse: a sociolegal and design perspective', an NWO-NWA Synergy Grant Project) seeks to identify, measure, and thereby mitigate human vulnerabilities on social media platforms (including the metaverse and immersive…
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About the programme
The MSc Mathematics programme offers a dynamic and flexible curriculum that allows you to shape your own path—whether you're aiming for a research career in mathematics or looking to apply your skills in education, industry, business, or science communication.
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Programme structure
View the programme structure for the MSc International Politics at Leiden University: semester layout, ECTS credits, core courses, and the September intake in The Hague.
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Programme structure
View the course structure for the MSc International Organisation at Leiden University. Includes semester overview, ECTS credits, and course descriptions for the September start in The Hague.
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Programme structure
View the programme structure for the MSc in Nationalism, Ethnic Conflict and Development at Leiden University: semester breakdown, credits, core and elective courses.
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Programme structure
Explore the programme structure of the one‑year MSc Dutch Politics at Leiden University: core course, electives, research skills, thesis supervision, and an optional internship.
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Programme structure
The European Law Master’s specialisation distinguishes itself by its broad intra-disciplinary approach, covering institutional, constitutional as well as substantive law of the EU in addition to human rights from an EU perspective.
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Why Biomedical Sciences at Leiden University?
The Biomedical Sciences Master programme in Leiden will help to deepen and broaden your understanding of human health and disease. We provide you with a challenging and flexible programme in a personalized environment.
- December 2023
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Education
Leiden Law School offers intensive education programmes that provide tremendous opportunities for talented students.
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Linguistic Anthropology in Europe: Past, Present, and Futures
Conference
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Programme structure
Check the structure of the MSc Democracy and Representation at Leiden University: core and elective seminars, thesis or internship, semester format, and internship research integration.
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Biology (MSc)
The master’s programme Biology at Leiden University offers seven specialisations ranging from Cell Biology to Molecular Genetics. The programme prepares you for a career in research within or outside academia.
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Why Leiden University?
In the Algebra, Geometry and Number Theory specialisation you dive deep into pure mathematics. You explore both the fundamentals and how mathematics is applied in other sciences, society and industry. As a master’s student you join a multidisciplinary research team at the Mathematical Institute and…
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TAFL Teaching Arabic as a Foreign Language
From Sunday 6 January till Tuesday 15 January 2026, NVIC organizes a new edition of the TAFL course. This intensive, interactive course is developed for (future) teachers of Arabic. It addresses both the practical aspects of teaching Arabic as a foreign language as well as the underlying linguistic…
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What does the Wadden Sea sound like? New research sheds light on porpoises and underwater noise
‘Wadden Sea Sounds’ is the name of a new project launched by the Waddenvereniging in collaboration with researchers from Leiden University and the University of Groningen. The aim is to find out how underwater noise affects marine life in the Wadden Sea.
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Information activities
Would you like to know more about the Master Population Health Management? Or about studying and living in the city of The Hague? The University organises several information sessions to help you make the best choice.
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Grotius Centre at 2025 European Society of International Law Conference
Between 11 and 13 September 2025, the ESIL Annual Conference took place in Berlin, Germany. This year's conference unfolded on the theme 'Reconstructing International Law', attracting an unprecedented number of legal scholars from all over the world.
- Why Leiden University?
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Why Leiden University?
Combine BPS research with different aspects of business studies. Learn to build bridges between science and business.
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Why Leiden University?
We are committed to provide you a meaningful, rigorous and quality graduate experiences in a personalized environment with a cutting edge research infrastructure and internationally renowned supervisors
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African Studies Centre Leiden
Africa has a population of 1.5 billion people. By 2050, this number is projected to rise to 2.5 billion. The continent’s impact on the global economy, societies but also on the environment, will therefore increase drastically.
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Why Leiden University?
We are committed to provide you a meaningful, rigorous and quality graduate experiences in a personalized environment with a cutting edge research infrastructure and internationally renowned supervisors.
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Why Leiden University?
By effectively integrating word-class scientific research and excellent education, you will become a professional astronomer with an internationally recognized degree.
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Breakthrough in uncrackable quantum encryption
An important discovery makes it possible to communicate complex information among multiple people without the message being cracked. The communication can also relate to complex information.
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Olaf van Vliet dubbel benoemd in Leiden-Delft-Erasmus verband
Olaf van Vliet behoort tot de vier hoogleraren gespecialiseerd in migratie die worden benoemd tot Leiden-Delft-Erasmus-hoogleraar.
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Three new Programme Directors at the Science Faculty
Starting 1 September, three new Programme Directors will begin at FWN. Daan van der Es, Reinout van Weeren, and Amineh Ghorbani will each be responsible for a master's programme in our faculty.
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MOOC Music & Society starts October 16
MOOC Music & Society
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Bill Schabas on ABC News (Australia) about MH17 suspects
The Joint Investigation Team (JIT) which is carrying out the investigation into the MH17 disaster has identified four suspects who have been brought in connection with bringing down the aircraft. The four are to be prosecuted and as a result have been placed on international wanted lists.
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NWO tenure track grant in arithmetic algebraic geometry
Within the context of the four national mathematics clusters, NWO has awarded seven proposals for tenure track positions. One of these was on 'Moduli, metrics, models, and arithmetic of Shimura varieties' by Bas Edixhoven from the Leiden Mathematical Institute.