We prove a p-adic version of the work by Gross and Zagier on the differences between singular moduli by proving a set of conjectures by Giampietro and Darmon, who investigated the factorisation of a rational invariant associated to a pair of CM-points on a genus zero Shimura curve, obtained as the ratio…

Assuming everywhere good reduction we generalize the class number formula of Taelman to Drinfeld modules over arbitrary coefficient rings.

The availability of indicators based on social media has opened the possibility to track the online interactions between social media users and scholarly entities.

This study helped to identify and summarize how value-based healthcare (VBHC) is conceptualized in the literature and implemented in hospitals. Furthermore, an overview was created of the effects of both the implementation of VBHC and the implementation strategies used.

Are you thinking about studying Public International Law? Learn more and watch the videos.

Key publications of the Predictive Pharmacology group.

Key publications of the Quantitative Clinical Pharmacology group

Petra van der Bekerom, Joris van der Voet, and Johan Christensen, three assistant professors at Leiden University, conducted a large-scale survey experiment about whether citizens are more negative about failing service delivery than private organizations.

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

How can international investment law and arbitration take account of the public interest in, and more broadly, the public dimension of, the relations between foreign investors and host States ?

Yearly, the LIBC organizes a public event to share scientific research in the field of brain & cognition

Public International Law is a one-year Master’s specialisation at the internationally acclaimed Leiden Law School at Leiden University. The programme focuses on the legal framework that governs international relations in an increasingly complex global society.

Managers in the public and semi-public sector work in an increasingly complex and unpredictable environment, which demands new knowledge and competences but also offers tremendous opportunities. This will be the view presented by Zeger van der Wal, professor by special appointment in Public Administration,…

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In this article, Annemiek de Looze and Eefje Cuppen, investigated empericallly if and how social conflict leads to institutional change.

The sixth issue of Ex Novo explores how ‘peripheral’ regions currently approach both the practice and theory of public archaeology placing particular emphasis on usually underrepresented regions of Eastern and Central Europe, the Mediterranean and beyond.

Many of the big challenges of the 21st century (climate change, international migration, financial instability, socio-economic inequality) find their origins in the organisation of the global economy. Any solution to the world’s big challenges therefore requires forceful policy interventions at the…

The transition from fossil fuels and the practical changes that this entails make many demands on citizens. Emma ter Mors, a psychologist and lecturer at Leiden University, is researching the factors that contribute to public perception and acceptance of new energy technologies.

Other COI publications can be found on Leiden Law Blog, the Leiden Law Methods Portal, and in the drop-down tabs below.

Key research articles, reviews and books of the Chromatin group.

On May 27th 2016 an inaugural lecture was held by prof. dr. Sandra Groeneveld entitled: ‘Het belang van bureaucratie. Omgaan met ambivalentie in publiek management’.

To check whether the classroom scanners are secure, a ‘pen test’ was performed in the Lipsius building on Monday 28 March. This involved switching on the person counters for a day so that ethical hackers could try to gain access to the system.

This article by Kohei Suzuki and his co-authors examine the relationship between job security, at-will employment, and employee outcomes in the public sector amid growing reforms and politicisation.

Within the Public Administration department, there is an option for a specialisation: Economics, Public Administration and Management. This is a dutch program.

The public sector is increasingly a multi-level system, with interactions between public and private actors on the national, sub-national (provinces, regions) and international level and various public, semi-public and private organisations that perform public tasks. In this minor students pay attention…

It is a tragic fact that mass atrocities have been, and are being, committed across the world. The international community, while condemning these acts, often stands idly by. This conundrum raises a host of empirical, legal, and normative questions regarding the role of public opinion in responding…

The Public Administration specialisation in Economics, Governance and Management combines public administration with economics to analyse issues such as the climate or housing crisis. You will learn to think economically and formulate policy advice.

Researchers of the Leiden Leadership Centre are active members of the PUPOL network. PUPOL is an international academic network for public and political leadership which fosters exchange of ideas and inspires collaborative research among scholars focusing on the role of leadership in the public and…

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What are the various forms of inter-organizational collaboration in the public safety sector? How are different forms of inter-organizational collaborative arrangements related? What is the relationship between inter-organizational collaboration and innovation in the public safety sector?

You often hear that the public find court sentences too short. Professor Jan de Keijser emphasises that the gap is reduced if the public is given more information about a case and the sentence.

Our Master Public International Law (L.L.M.) you will gain understanding of the legislation that governs international relations in a complex global society

Are you thinking about studying Public Administration: Economics and Governance? Learn more and watch the videos.

Are you thinking about studying Public Administration: International and European Governance? Learn more and watch the videos.

In their vision trajectory, the Office for the Senior Civil Service (in Dutch: Bureau Algemene Bestuursdienst) communicated its plan to renew its vision on public leadership. Over the course of 2021, the Leiden Leadership Centre contributed as a scientific partner to the substantiation of this visio…