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3,518 search results for “first use” in the Public website

• What language-specific ‘first aid kits’ can tell us about bilingualism Event - 21 May 2026

  Lecture, SMILE - Experimental Linguistics series

• 
  Ivo van Wijk PhD candidate

• Tinder match? Use facial recognition first News - 22 February 2024

  Recent developments in AI mean nobody is anonymous nowadays. The search engine PimEyes can find any photo of anyone that’s ever been placed online. No more Tinder Swindlers… or personal privacy. Everyone’s findable now. But is that even allowed?

• European first: Leiden specialists use fluorescence in removal of lung tumour News - 24 April 2018

  A team of surgeons at Leiden University Medical Center and the Centre for Human Drug Research have removed a lung tumour that they pinpointed using fluorescence. This is the first time that this technique has been used in Europe in a patient with a lung tumour.

• First step in converting solar energy using ‘artificial leaf’ News - 30 June 2009

  Two things are needed to produce fuel from sunlight: an antenna that harvests light, and a light-driven catalyst. The most efficient antennae contain bacteria. An international team headed by Huub de Groot imitated them and discovered how they function.

• 
  Dario Fazzi Associate professor

  Faculty of Humanities

• 
  Janet Connor Assistant Professor

  Faculty of Humanities

• 
  Ranran Wang Associate professor

• 
  Fei Bai PhD candidate / contract

  Faculty of Humanities

• 
  Natasja Delbar PhD candidate

  Faculty of Humanities

• First person Research project

  Does the sitter have agency in the making of a photographic portrait? And if so how?

• First Steps for Teachers and Facilities Spaces and Support for Active Learning & Teaching

  Getting started with active learning & teaching can be as simple as assessing on what is already accomplished. Here are some practical courses of action to begin experimenting with active learning, whether you are a teacher or responsible for the spaces.

• Safety First Research output

  You can find more information on the Dutch webpage. Click on the “Nederlands” button above.

• Leiden Law Practices for first year students Moot Court and Advocacy

  Leiden Law Practices (LLP)

• Virtual Safety First Event - 25 June 2026

  PhD defence

• 
  Ann Marie Wilson Assistant Professor

  Faculteit Governance and Global Affairs

• 
  Aleksandra Uttenweiler PhD candidate / self funded

  Faculty of Humanities

• 
  Alessandro Aleo Guest researcher

• Historians' Virtues: From Antiquity to the Twenty-First Century Research output

  Why do historians so often talk about objectivity, empathy, and fair-mindedness? What roles do such personal qualities play in historical studies? And why does it make sense to call them virtues rather than skills or habits?

• The indigenous peoples of Trinidad and Tobago from the first settlers until today Research output

  This study relates the vicissitudes of the Amerindian peoples who lived or still inhabit the islands of Trinidad and Tobago, from the earliest occupants, ca. 8000 BC, until at present.

• The Archaeology of the First Farmer-Herders in Egypt Research output

  New insights into the Fayum Epipalaeolithic and Neolithic.

• From Wife to Presidential Partner: the Policy Agenda of the First Lady of the United States Research output

  In this article, Kuipers and Timmermans analyze the first lady's relationship with policy problems in the period 1945-2013.

• 
  Shekhar Kolipaka Visiting Scholar

  Faculty of Social and Behavioural Sciences

• 
  Hester Groot PhD candidate

  Faculty of Humanities

• Cytochrome P450 3A-mediated first-pass and systemic drug metabolism in children Research project

  From descriptive to physiological models that can predict oral absorption and elimination of CYP3A substrates across the pediatric age range.

• Contact us Old Observatory Leiden

  We always try to answer questions about the Old Observatory Leiden as well as possible. Choose the subject you have a question about from the dropdown menu below.

• US Diplomacy The Hague Journal of Diplomacy

• 
  Gelijn Molier Associate Professor

  Faculteit der Rechtsgeleerdheid

• Contact Us Decolonising Collective Leiden

  Please contact us using the contact form below. Alternatively, you may send an email to decolonisingcollective@leidenuniv.nl

• Energy Use Leiden University Green Office

  For Leiden University’s operations, sustainability is an important topic, especially looking at the CO2-footprint, renewable energy and the greening of buildings.

• Data Use Dossier: Interaction between legal systems

  The project 'Data use, online consumer needs, business strategies and regulatory response' aims to explore and examine the factors that impact upon the efficacy of information disclosure duties pertaining to customer data use in online business.

• 
  William Michael Schmidli Assistant Professor

  Faculty of Humanities

• Contact us Regenerative medicine: curing patients by regenerating organs, tissue and cells

  Any questions, comments or ideas for collaboration?

• Making the most of the first time a medicine is administered to humans Research Dossier: Collaborative and effective drug development

  Collecting as much information as possible about administering a new medicine to people can save a lot of money.

• Contact Us Welcome to the Europe Hub at Leiden University!

• Contact us Young Academy Leiden

  General contact information of the Young Academy Leiden

• Contact Us Global Transformations and Governance Challenges

  Do you want to learn more about the programme? Or are you interested in a collaboration? Please do contact us.

• Contact us Futuring Heritage

  Please contact us, if you would like to be in touch about the project:

• Contact us Join the Future!

  Would you like to know more about the AI Collaboration Centre ? Send us an email and we will get back to you as soon as possible.

• Join us Leiden Advocacy Project on Plastic

  LAPP is open for volunteering students of the Leiden Law School. Students work alone or in teams on questions of our clients.

• Word processing in languages using non-alphabetic scripts: The cases of Japanese and Chinese Research output

  This thesis investigates the processing of words written in Japanese kanji and Chinese hànzì, i.e. logographic scripts.

• Contact us Sustainable City Lab

  Would you like to invite Sustainable City Lab for a chat to discuss a sustainability issue, or to explore how we can work together? Or would you like to visit us on campus?

• About us LAK creative courses

  At the Lak you can participate in a large variety of artistic and creative courses taught by our professional teachers. We offer courses in the following categories: theater and presentation, dance, visual arts, music, photography and writing (literature). All staged art courses come to a close with…

• Contact us Dossier: Diversity and inclusion

  There are a number of different people in the Faculty of Humanities who deal with aspects of diversity and inclusion. This web page has been developed to make it easier to find the contact details for the right person for you.

• Activating education for first year law students: Evaluating the new Ateliers Research project

  In what ways does Atelier education contribute to skills development, active learning, interactions between students and staff, and connections between disciplines of law?

• Contact Us Social Citizenship & Migration

• First-pass and systemic metabolism of cytochrome P450 3A substrates in neonates, infants, and children Research output

  Growth and development affect the metabolism of drugs administered to neonates, infants, and children.

• Controversies: Reception of Graeco-Roman Antiquity in the Twenty-First Century Research output

  Modern receptions of Graeco-Roman Antiquity are important ideological markers of the ways we envisage our own twenty-first-century societies. An urgent topic of study is: what kinds of narratives – sometimes controversial – about Antiquity do people create for themselves at this moment in time, and…

• Optimisation of first clinical studies in special populations: towards semi-physiological pharmacokinetic models Research output

  Promotor: M. Danhof, Co-promotores: J. Freijer, A. Yassen

• About Us Leiden University Green Office

  Read here about the Leiden University Green Office, the Green Office movement and meet our team.