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503 search results for “corporate in social tax” in the Staff website

• 
  Michaël Opgenhaffen University Lecturer

  Faculty of Humanities

  m.p.a.opgenhaffen@hum.leidenuniv.nl | 071 5272969

• External communication tools Communication tools

  Leiden University is proud of its research and teaching, its staff and its students. This is why we are keen to inform society of what goes on at the University.

• GTGC conference on the pressing social issues of our time News - 23 May 2022

  Major developments worldwide are creating new challenges for society. The pandemic has hit us hard, for example, and we are already feeling the effects of global warming. How can society and politics deal with the urgent problems of our time? That is the theme of the Global Transformations and Governance…

• Ombuds Officer: 'The pain of social insecurity always has to be taken seriously.' News - 3 June 2022

  Marjan van Dasselaar was appointed as the new ombuds officer for staff on 1 May. She will be working to create a safer working atmosphere within the University. 'There is a lot of pain felt by people who experience social insecurity. That pain always has to be taken seriously.'

• Iranian regime faces dilemma: ‘You can’t just block social media’ News - 21 November 2022

  Protests have been raging in Iran for two months since the death of 22-year-old Mahsa Amini. The role of social media in the protests against the Iranian regime should not be underestimated, says Senior Assistant Professor and Iranian Babak RezaeeDaryakenari.

• 
  Carlos Felipe Blanco Rocha Assistant professor

  Faculty of Science

  c.f.blanco@cml.leidenuniv.nl | +31 71 527 4371

• 
  Mirjam Wever Researcher

  Social & Behavioural Sciences

  m.c.m.wever@fsw.leidenuniv.nl | +31 71 527 2727

• Frequently asked questions Allowances and expense claims

  You can find here questions and answers about the new mobility policy and what this means for the commuting allowance, the home-working allowance, the contribution to internet use, domestic business travel and the kilometre allowance via the Individual Choices Model.

• 
  Tanja Ahlin Research Fellow

  Social & Behavioural Sciences

  t.ahlin@fsw.leidenuniv.nl | 071 5272727

• 
  Lotte Gunneweg PhD candidate

  Faculty of Law

  l.a.gunneweg@law.leidenuniv.nl | +31 71 527 2727

• 
  Thijs Busschots External PhD candidate

  Faculty of Law

  t.m.d.busschots@law.leidenuniv.nl | 071 5271571

• 
  Sarah Vandenbroucke Guest

  Faculty of Law

  s.e.m.vandenbroucke@law.leidenuniv.nl | +31 71 527 2727

• 
  Jan Willem Kakebeeke Lecturer

  Faculty of Law

  j.w.a.kakebeeke@law.leidenuniv.nl | +31 71 527 7851

• 
  Dirk van Duyn External PhD candidate

  Faculty of Law

  d.g.van.duyn@law.leidenuniv.nl | 071 5271571

• 
  Pim Koopmans Guest Staff Member

  Faculty of Law

  p.l.koopmans@law.leidenuniv.nl | 071 5271571

• 
  Peter van Wijck Associate Professor

  Faculty of Law

  p.w.vanwijck@law.leidenuniv.nl | +31 71 527 7868

• 
  Daria Morozova Assistant professor

  Faculty of Law

  d.morozova@law.leidenuniv.nl | +31 71 527 2727

• 
  Ariadne Schmidt Professor by special appointment of History of Urban Culture, in particular of Leiden

  Faculty of Humanities

  a.schmidt@hum.leidenuniv.nl | +31 71 527 2502

• From market-driven thinking to ‘Build, build, build’: Leiden experts on the housing crisis News - 14 October 2025

  The housing crisis is affecting a substantial group of Dutch citizens and is one of the main election themes this year. How did things get this far and what should the new cabinet do in the coming four years to address the problems? Three Leiden researchers give their answer.

• Taboo on raising social safety issues must go because we really need to do better News - 12 October 2021

  Last year, 15.8% of all employees of Leiden University experienced undesirable behaviour. This is one of the findings of the 2021 Personnel Monitor. ‘That number is far too high. We have to get rid of the taboo on raising this issue and addressing offenders,‘ says Martijn Ridderbos, in an open and…

• Working abroad

  Are you planning to go abroad for work for more than one month? Do you have some ancillary activities abroad? Or are you planning to move abroad? If you are going abroad on behalf of Leiden University, it is important to make the necessary arrangements for working there.

• 
  Paul van Trigt Assistant Professor

  Faculty of Humanities

  p.w.van.trigt@hum.leidenuniv.nl | 071 5271349

• Payment date: 21 december Announcement - 18 December 2023

  Human resources

• 
  Hanna Swaab Professor of Neurocognitive Development and Developmental Disorders

  Social & Behavioural Sciences

  hswaab@fsw.leidenuniv.nl | 071 5274060

• 
  Leila Demarest Associate Professor

  Social & Behavioural Sciences

  l.demarest@fsw.leidenuniv.nl | +31 71 527 2727

• A new social contract in western welfare states in an era of climate change, digitalization and ageing Event - 11 May 2023

  Seminar

• 
  Bernhard Rieger Professor of European History

  Faculty of Humanities

  b.rieger@hum.leidenuniv.nl | +31 71 527 1290

• 
  Andrew Shield University Lecturer

  Faculty of Humanities

  a.d.j.shield@hum.leidenuniv.nl | +31 71 527 2550

• 
  Armin Cuyvers Professor European Law

  Faculty of Law

  a.cuyvers@law.leidenuniv.nl | +31 71 527 5409

• 
  Frank Takes Associate professor/Director of Education

  Faculty of Science

  f.w.takes@liacs.leidenuniv.nl | +31 71 527 7143

• 
  Cristiana Strava University lecturer

  Faculty of Humanities

  c.strava@hum.leidenuniv.nl | 071 5274676

• Salary payment November 2025 Announcement - 21 November 2025

• Payments to research participants

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

• Allowances and expense claims

  If you have incurred costs for your work, you may be entitled to reimbursement. For example material costs, but also travel costs for commuting and business trips. We’ve listed all the possibilities below.

• Payment date: 23 May (holiday allowance included) Announcement - 22 May 2025

• 
  Leo Lucassen Professor of Global Labour and Migration History

  Faculty of Humanities

  l.a.c.j.lucassen@hum.leidenuniv.nl | +31 71 527 2724

• What should you pay attention to with an invoice for external contract staff? Announcement - 13 February 2024

  Finance

• 
  Marga Sikkema-de Jong Professor Education and Child Development in a Digital World

  Social & Behavioural Sciences

  jongtm@fsw.leidenuniv.nl | +31 71 527 3881

• Leiden Impact Matrix Roadmap and examples

  To help you make the impact or valorisation of your scientific research more clearly apparent, we have created a Leiden Impact Matrix.

• An introduction to Bayesian statistics Course

• Leiden University presents About Us 2024 Announcement - 9 February 2024

  Organisation

• Leiden University presents About Us 2023 Announcement - 9 February 2023

  Organisation

• Salary payment November 2024 Announcement - 21 November 2024

• Payment date: 23 May (holiday allowance included) Announcement - 23 May 2024

• 
  Nira Wickramasinghe Professor of Modern South Asian Studies

  Faculty of Humanities

  n.k.wickramasinghe@hum.leidenuniv.nl | +31 71 527 2982

• 
  Rafal Matuszewski Assistant professor

  Faculty of Humanities

  r.matuszewski@hum.leidenuniv.nl | +31 71 527 2701

• 
  Damian Pargas Professor History and Culture of North America

  Faculty of Humanities

  d.a.pargas@hum.leidenuniv.nl | +31 71 527 2736

• 
  Christine Mertens PhD candidate

  Faculty of Humanities

  c.m.m.mertens@hum.leidenuniv.nl | 071 5271646

• 
  Patricio Silva Professor emeritus Modern Latin American History

  Faculty of Humanities

  p.silva@hum.leidenuniv.nl | 071 5271646

• Three different perspectives on how the online world has fundamentally changed the way we live our lives News - 20 September 2022

  In the ESOF2022 mini-symposium organized by the Social Resilience & Security programme, international experts with a background in psychology, philosophy, and law discussed how the online world is related to adolescent mental health issues, moral and emotional awareness and children’s rights. In three…