As an employee of Leiden University, you probably work with or come into contact with personal data. The concept of ‘personal data’ is core to the General Data Protection Regulation (GDPR). If you work with personal data, you must be able to explain clearly, comprehensively and in simple language how…

If your research project involves collecting private or otherwise sensitive data, you must ensure adequate data protection measures are taken. Research must be conducted in accordance with the General Data Protection Regulation (GDPR). In terms of patient data, for instance, when used for research carried…

As a university employee, you probably work with personal data. That is not just names and telephone numbers – it can also include things like cookies. How can you make sure you are working in a privacy-proof way?

If you bring in a (new) person who will be processing personal data for you, this person is not allowed to use this information for his or her own purposes. You need to formalise this in a data processing agreement. The university will usually have an agreement in place.

When moving to the Netherlands, it is important to know whether you are considered resident tax payer or non-resident. Both residents and non-residents are taxed on their taxable income. A number of criteria help determine your status as resident or non-resident.

While health data is essential for scientific research, that data also needs to be protected. In her doctoral thesis, Irith Kist found a balance between protecting the individual and exchanging health data.

Individuals have the right to instruct the university to delete their personal data in a number of cases. For instance, if the university no longer needs the data, or if the person withdraws consent previously given.

Research, Transferable skills

A data processing register is a record of which personal data you process and who you share this data with. If you collect personal data for your research, you must record this in the data processing register.

Universities, companies, organisations and societies are increasingly facing enormous quantities of data. It is a great challenge to transform these Big Data into knowledge, which is why Leiden University has launched a University-wide Data Science Research Programme.

Workshop

Any loss of control over stored personal data is a potential data breach. Most cases involve stolen or lost digital files, but a stolen or lost printed list of personal data is also a data breach. It is important to report any data breach.

In the Netherlands it is now possible to visit non-essential shops if you make an appointment beforehand. But when you book an appointment you have to provide a lot of personal data. Are shops allowed to ask you for all this data and what happens to it?

Not only companies go bankrupt, many people do too. Are bankruptcies beneficial for natural persons, and do they give people the new start they need? Leiden University will examine these questions in collaboration with SEO Amsterdam Economics.

Not only companies go bankrupt, many people do too. Are bankruptcies beneficial for natural persons, and do they give people the new start they need? Leiden University will examine these questions in collaboration with SEO Amsterdam Economics.

Webinar

PhD defence

Science, Leiden Institute of Advanced Computer Science (LIACS)

Making use of social media is a good way to meet others or to hear about the latest news and developments. But it also has its downsides: disinformation, trolling, disrespectful comments and even the misuse of (personal) data.

Security

EU migrants receive less frequent and lower benefits and allowances than Dutch citizens. This is according to research by Leiden economists Olaf van Vliet and Eduard Suari Andreu published as part of the Social Citizenship & Migration research programme. The research is discussed in Dutch newspaper…

You can find information about making payments to research participants on this page.

As of 1 May 2025, Professor Kartica van der Zon has been appointed professor by special appointment of Family Law, Law of Persons and Juvenile Law at the Faculty of Law of the University of Groningen.

Law, Institute for the Interdisciplinary Study of the Law, Van Vollenhoven Institute

Communication, Outreach, Transferable skills

The Dutch Research Council (NWO) has recently awarded a significant grant of 863,000 euros to the project proposal 'RESOCIAL' led by Dr Gianclaudio Malgieri, Associate Professor at eLaw - Center for Law and Digital Technologies. This grant is part of the 'NWA Synergy Theme: Vulnerability and Resilience…

Organisation

Organisation, Security

On Thursday 29 February, the European Data Protection Supervisor, Wojciech Wiewiórowski, visited the eLaw Center for Law and Digital Technologies at Leiden Law School to give a lecture entitled 'Fundamental rights and/or market surveillance: The current and future role of Data Protection Authorities…