This thesis investigates a pharmacological challenge model induced by Toll-like receptor 7 (TLR7) activation, focusing on skin inflammation and its implications for early drug development.

On Friday 22 November 2024 Ye Jiang successfully defended a doctoral thesis and graduated.

On 17 January 2024 Ying Wang successfully defended a doctoral thesis and graduated.

Whilst government’s ability to design ‘context-specific’ regional innovation policy is generally assumed to depend on the region’s decision-making power, the aim of this study is to investigate how regional government matters. In order to open up the black box of policy design, the study develops a…

On Thursday 27 June 2024 Sigrid van Roode successfully defended a doctoral thesis and graduated.

On Friday 7 March 2025 Adam Knight successfully defended a doctoral thesis and graduated.

At the start of your PhD, you have to make agreements with your supervisors concerning your personal development and your supervision. These agreements must be recorded in an Education and Supervision Plan.

On Thursday 10 April 2025 Wahyu Widodo successfully defended a doctoral thesis and graduated.

On Wednesday 21 May Adrian Perkasa successfully defended a doctoral thesis and graduated.

On 7 September 2023 Didem Durak Akser successfully defended a doctoral thesis and graduated.

On the 16th of June Patrtick Harrison successfully defended a doctoral thesis and graduated.

On Wednesday 5 February 2025 Milan Ismangil successfully defended a doctoral thesis and graduated.

On Tuesday 30 April 2024 Jonny Russell successfully defended a doctoral thesis and graduated.

On Tuesday 14 January 2025 Milan Ismangil successfully defended a doctoral thesis and graduated.

On Wednesday 23 October 2024 Judith Jurjens successfully defended a doctoral thesis and graduated.

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.

All PhD candidates must be admitted to the Graduate School.

When you finish your dissertation, it must undergo a plagiarism check via IThenticate.

The Graduate School Office of the Faculty of Social and Behavioural Sciences provides support to the Dean and the Institutes and is point of contact for you and your supervisors.

All PhD candidates, both internal and external, must be admitted to the Graduate School.

In some cases, PhD candidates are permitted to follow a PhD track that involves conducting research and receiving supervision at two institutions: Leiden University and another university. There are two arrangements of joint supervision.

You have been admitted to a PhD track at Leiden University. What do you need to know when you start conducting your PhD research?

In October 2014 a new publication on artistic research has been launched. The book is called Artistic Experimentation in Music. An Anthology, edited by Darla Crispin and Bob Gilmore, and published by Leuven University Press.

You have chosen to do a PhD track at Leiden University. What do you need to know when you start conducting your PhD research?

Guidelines, rules and other important information for PhD candidates are described in detail in various documents. In addition, FGGA has developed faculty-specific guidelines and best practices, which are collected on this page as well.

LION offers a PhD program in which candidates carry out independent research on a specific topic, culminating in a PhD thesis.

Haneen Omari defended her thesis on 29 October 2019

Stephen Moore defended his thesis on 26 May 2020.

This dissertation studies how domestic regulatory agencies and the officials representing them are influenced by and deal with the increasingly complex transnational environments in which they have come to operate. Based on (social) network analysis it demonstrates how decisions of domestic agencies…

In his thesis Tjandra analuses the development of labour law in Indonesia. He focusses on the developments after the fall of the Soeharto regime (1998), the so called reformasi period.

The Graduate School Office of the Faculty of Governance and Global Affairs provides support to the Dean and serves as a point of contact for the Institutes, as well as for you and your supervisors.

Yuxi Nie defended her thesis on 15 October 2019.

On Wednesday 23 October 2024 Yixiu Jiang successfully defended a doctoral thesis and graduated.

Biodiversity enables ecosystems to thrive through the synergy of functional differences among organisms. While human well-being strongly depends on biodiversity-driven ecosystem services, human actions are also at the root of current unprecedented biodiversity declines.

On Thursday 21 November 2024 Jake Benson successfully defended a doctoral thesis and graduated.

On 20 September 2023 Mark van de Water successfully defended a doctoral thesis and graduated.

On 19 September 2023 Tabitha Speelman successfully defended a doctoral thesis and graduated.

On Wednesday 25 June 2025 Dechun Zhang successfully defended a doctoral thesis and graduated.

On 13 December 2023 Alf Farabi successfully defended a doctoral thesis and graduated.

How interdisciplinary teaching supports the development of students’ competencies

On 13 September 2023 Eline Scheerlinck successfully defended a doctoral thesis and graduated.

On 25 January 2024 H.J. Pak successfully defended a doctoral thesis and graduated.

Within the Graduate School you can conduct your PhD research in a wide range of subjects across the Social and Behavioural Sciences, with five distinct research areas offered by its Institutes.

Receiving a PhD degree is considered the highest educational proof of possessing the research skills necessary to carry out independent academic research. PhD candidates are stimulated to present research results at international scientific meetings and publish in high-ranking scientific journals. Doing…

This section contains information on:

Students of Leiden University's Master's in Visual Ethnography join a decades-long legacy, producing inspiring films and projects supported by the Metje Postma Fund.