If PhD candidates encounter problems, they should ask for help early on. If the problem is of an academic nature (in relation to research or teaching), their supervisors are the first port of call. If the issue falls outside the remit of the supervisors, there are several options.

You will develop an understanding of the interconnectedness between the world economy, international law, justice, war and how peace might become more prevalent.

The Mathematics and Algebra, Geometry and Number Theory specialisation programme consists of 120 European Credit Transfer System (EC) points and includes a research project (40 EC), advanced courses (min 60 EC) and electives (maximum 20 EC). 30 EC are to be taken from the Dutch national Mastermath p…

Visual Ethnography combines anthropological theory and hands-on audiovisual practice.

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

Fostering multi-polar perspectives that engage more connected, nuanced and pluralistic understandings of the world. Global Interactions encourages and supports research that provides significant new insights on these global processes across time and space.

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

The Applied Mathematics Programme consists of 120 European Credit Transfer System (EC) points. The programme consists of advanced courses (min 60 EC), a research project (40 EC) and electives (max 20 EC).

This is the physics summer school of Leiden University. It is part of the Leiden Institute of Physics (LION). The summer school is intended for Bachelor (BSc) students in physics. It covers topics from quantum matter and optics, to biological & soft matter physics and cosmology and theoretical physics.…

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

Global Ethnography is an intensive programme due to your own three-month research project. However, if you are a highly motived student you can consider applying for the Leiden Leadership Programme.

The Physics and High-Tech Innovation specialisation consists of 120 European Credit Transfer System (EC) points and includes a physics component (60 EC), mostly in the first year, and a High-Tech Innovation component, mostly in the second year (60 EC).

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

The BPS and Business Studies specialisation consists of 120 European Credit Transfer System (EC) points and includes a one-year BPS component (60 - 80 EC) and a business component in the second year (40 - 60 EC).

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

The two-year Data Science: Computer Science programme consists of 120 European Credit Transfer System (EC) points and includes courses and electives as well as a Master's Thesis Research Project.

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

The two-year Foundations of Computing programme (120 EC) includes mandatory core courses and electives, as well as a Master's Thesis Research Project.

Explore the extra challenge options for the MSc International Politics at Leiden University, including honours tracks, leadership programmes, and interdisciplinary seminars.

Visual Ethnography is an intensive programme. However, if you are a highly motived student you can consider applying for the Leiden Leadership Programme.

Explore the extra challenge options for the MSc International Organisation at Leiden University: Honours education, Leiden Leadership Programme and interdisciplinary master classes.

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

The process of doing ethnographic research enables you to develop the capacity to engage, analyse and report from a social science perspective.

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

You can participate in community-building events, alumni sessions, and internship information meetings. Student associations also organise cultural and social activities.

The two-year Artificial Intelligence programme (120 EC) includes mandatory core courses and electives, as well as a Master's Thesis Research Project.

Explore the extra challenge options for the MSc in Nationalism, Ethnic Conflict and Development at Leiden University: honours tracks, interdisciplinary seminars and leadership programmes.

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

The two-year Bioinformatics programme (120 EC) includes mandatory core courses and electives, as well as a Master's Thesis Research Project. PLEASE NOTE: The specialisation Bioinformatics will no longer accept new students after February 2026. If you're starting date is September 2026 or later, we…

Discover optional honours programmes for the MSc Democracy and Representation at Leiden University, including the Leiden Leadership Programme, Master Honours Classes & Challenges offering additional EC credits.

Discover how to enrich your MSc Dutch Politics with extra opportunities such as the Leiden Leadership Programme, honours classes, and an optional research internship.

An important component of your Law and Society master consists of extracurricular activities.

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

The Mathematics and High-Tech Innovation specialisation consists of 120 European Credit Transfer System (EC) points and includes a mathematics component (60 EC), mostly in the first year, and a High-Tech Innovation component, mostly in the second year (60 EC).

The Mathematics and Education specialisation consists of 120 European Credit Transfer System points (EC) and consists of a Mathematics component (60 EC) and an Education component (60 EC).

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

Parenting and Child Development is an intensive programme. However, if you are a highly motivated student you can consider applying for the Leiden Leadership Programme.

Would you like to create an extra challenge for yourself? Leiden University gives you plenty of room to do so.

Get the most out of your studies at Leiden University by taking part in our extracurricular activities.

The Astronomy and SCS specialisation consists of 120 European Credit Transfer System (EC) points and consists of an astronomy component (60 - 80 EC) and a science communication component (40 - 60 EC).