This thesis investigates the interplay between high-redshift quasars and the intergalactic medium (IGM) during the Epoch of Reionization (EoR). It combines new observations, systematic measurements, and forward modeling to constrain the physical state of hydrogen in the early Universe.

How did early modern people find out about new knowledge? And did that make them more willing to accept innovation? In the coming years, we will study how and to what effect, new knowledge anchored among the wider public in the early modern Low Countries.

When should you plan to arrive in the Netherlands? Find out what to take into consideration when making your travel plans.

Within 3 months of the start of the PhD project, your supervisors and you will draw up a Training and Supervision Plan in consultation with you and the other members of the supervision team. 

The document below contains the faculty D&I work plan drawn up for Leiden Law School. This work plan is linked to the University work plan of the D&I Expertise Office.

The SSH Sector Plans are a national initiative in which Dutch universities collaborate to strengthen research and education in the social sciences and humanities.

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…

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 a Training and Supervision Plan.

A Training and Supervision Plan (TSP) is compulsory for all PhD candidates admitted to the Graduate School.

Every PhD candidate draws up a Training and Supervision Plan (TSP; in Dutch: Opleidings- en Begeleidingsplan, OBP) with their supervisors within three months after the start of their project. This TSP contains agreements relating to the design and planning of the project, the form and frequency of supervision,…

From the smallest level of interaction among families and close friends, over the meso-level of schools, shops, churches, religious communities and companies, to the highest level of nation-states and international organisations: Language Policy and Planning (LPP) is everywhere!

Most employed and contract PhD candidates at the Faculty of Archaeology follow a 4-year PhD track in a full-time position.

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

Leiden University’s contribution to the Social Sciences Sector Plan is organized across several interconnected levels. The national Sector Plan themes define shared priorities across Dutch universities, while Leiden’s research themes and faculty focus areas provide direction and focus within the uni…

Choosing a study programme at a research university or university of applied sciences can be tricky. There are so many options! Where should you begin? We will guide you step by step through the study choice process, to the study programme that’s right for you.

On Wednesday 20 November 2024 Sara Mirahmadi successfully defended a doctoral thesis and graduated.

Tax scandals, like the Panama Papers, the Paradise Papers, and the Pandora Papers, have made taxation a major topic of public debate. Learn more about this in the new minor Tax and Society: Building a Sustainable and Fair Tax System.

Workshop

Workshop

How do we decide on the long-term future of children placed in care in a valid, reliable, traceable and transparent way – together with parents and young people?

Staff and students at the faculty, colleagues from the university, partners and stakeholders from outside our faculty have participated enthusiastically. Together we made this plan and thanks to our joint efforts, we now have a clear course that sets the direction for the coming years.

Green infrastrucuture (GI) like urban farm and green roofs could provide many beneficial functions in cities. These include for example food production, flood prevention or increasing biodiversity. MultiGreen project aims at developing an integrated modelling tool to support…

In this opinion article published in World Development, the authors present five research and policy priorities. While it is clear that ‘pluriversal’ designs need to guide the way forward (Kothari et al 2019), defining a set of key pillars can provide direction and purpose across this pluriversality.…

On the 6th of January, Kefan Bao successfully defended a doctoral thesis. Leiden University Centre for Linguistics congratulates Kefan on this achievement!

The decades around 1800 constitute the seminal period of European nationalism. The lin­guistic corollary of this was the rise of standard language ideology, from Finland to Spain, and from Iceland to the Habsburg Empire. Amidst these international events, the case of Dutch in the Netherlands offers…

Despite the value of technology integration for educational equity and quality being emphasized by numerous studies, many gaps exist about how technology integration can be approached in policy plans, implemented in pedagogical practices, and embraced by teachers, students, and parents.

Dementia is widely considered a progressive condition associated with changes in cognitive capacities, which promotes the idea that people with dementia need to anticipate end-of-life care preferences. There is a growing body of interventions meant to support advance care planning (ACP) for people with…

How were Spanish commanders fighting in the Low Countries between 1567 and 1577 portrayed in Spanish and Dutch narrative sources during the Eighty Years War?

Almost two weeks after the general elections in the Netherlands, negotiations between the leaders of the four parties who were expected to form a new coalition government are still not going smoothly. Ronald Plasterk, appointed as ‘scout’ to explore possible alliances, has said he will need one more…

Protestant missionaries have provided the earliest and most detailed sources regarding the ritual art of the Papuan peoples of the Geelvink Bay.

The development plans for the Humanities Campus are changing somewhat. The financial challenges at the Faculty of Humanities and the higher education cuts mean Leiden University has to reduce its spending. One consequence is the Lipsius building will not be rebuilt after demolition in 2031.

In what way can the qualities of an existing context be used as guiding and enriching principles rather than limiting factors in the process of spatial transformation?

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This article provides an in‐depth assessment of lone actor terrorists’ attack planning and preparation.