Leiden University transitioned to a new, future-proof software system: BAS InSite. This system replaces SAP Self Service and handle personnel, financial, and administrative matters currently managed through the Serviceplein.

Bas Hensen is an experimental quantum physicist, interested in exploring the boundaries of quantum mechanics. His group focuses on on-chip superconducting levitation and interfacing superconducting circuits with low-frequency mechanics.

Bas Haring is professor of Public understanding of science and founder of the master's program in media technology at LIACS. He also teaches several lectures, including bioethics, 'scientific narration and visualization' on explaining science through images and stories and 'on being a scientist' on…

I am a teacher-researcher at LUCAS, working on my research proposal for a teacher's grant (NWO). This research aims to facilitate contextualisation for Greek and Latin in secondary schools, by monitoring the current classroom practice, constructing a database of contextualisation texts in the Ancient…

Since 5 January, Leiden University has been live with BAS InSite, the new administrative system. Follow these three tips to get familiar with the system: Explore BAS InSite and get to know the new system Do you have questions about BAS InSite? Follow the “Who–What–Where” route BAS InSite on your mobile…

Bas Heijmans is professor of Biomedical Data Sciences and focuses on Population Epigenomics. His drive is to understand how the regulation of our genome is tuned by both environmental signals and genetic make-up, and the impact this process has on our health throughout life. In his role as scientific…

A large number of invoices are still pending review and approval. Invoices that have not been approved will not be paid. Suppliers may send reminders, charge higher fees, and discontinue their services. Please pay attention to the timely review and approval of invoices. You can find the overview in…

Sebastiaan Rietjens holds the special chair of 'Intelligence in War & Conflict' established and funded by the Netherlands Defence Academy. He also is a full professor of Intelligence & Security at the Netherlands Defence Academy. He has done extensive fieldwork in military exercises and operations (Afghanistan…

As part of the research project

The research project I am currently working on focuses on the sustainable bioproduction of polyketide antibiotics from the C1 carbon source methanol in the microorganism Methylobacterium extorquens.

Bas ter Braak is postdoctoral researcher at the Division of Drug Discovery & Safety.

Professor of Laboratory Animal Science. Ancillary positions: • Project Leader, EU-project: ‘Promoting alternatives to animal testing through accessible and harmonised education & training’ (09.200200.A092004/2021/864077/SUB/ENV.B.2) • Member of the editorial board of Animals (MDPI open access…

Starting this month, January 2026, the university has replaced the old SAP system and has started using BAS InSite. You use BAS Insite to easily arrange your leave, expense claims, report in sick, and various other personnel and financial matters. This is major step forward, but one that requires your…

Janna Marie Bas-Hoogendam is an assistant professor at the unit Developmental and Educational Psychology of the Institute of Psychology at Leiden University. She is also affiliated with the department of Psychiatry (Leiden University Medical Center) and part of the Knowledge Center for Anxiety & Stress…

We’ve been using BAS InSite, the university’s new basic administration system, for a month now. The transition to a single integrated platform for all HR, financial and administrative tasks went smoothly, for the most part, but also created a few challenges. ‘It’s not just a technical change; it also…

On January 16, 2022, our respected and beloved colleague Prof. dr. Bas Edixhoven passed away after a short period of serious illness.

LUCSoR alumnus Bas van Rijn was awarded the Fritz Stolz-Preis on 7 June 2024 for his PhD Dissertation “The Experimental Culture of Afterlife Research: Attempts by Spiritual Animal Magnetizers to Prove Life after Death”.

This year a visitation will take place on November 10 and 11. The visitation committee will visit the Faculty of Archaeology and meet with teaching staff and students of the bachelor’s and master’s programme. We would like to request teaching staff to save the dates and try to keep the agendas as free…

Leiden University will continue to offer its BA in Italian Language and Culture. The Board of the Faculty of Humanities has reversed its decision to stop admitting new students as of the 2026/2027 academic year.

On 22 September, LUCSoR alumnus Bas van Rijn successfully defended his PhD dissertation entitled “The Experimental Culture of Afterlife Research: Attempts by Spiritual Animal Magnetizers to Prove Life after Death” at Universität Bern, Switzerland. The PhD project was part of the of SNF research project…

On 5 January 2026, Leiden University will start to use its new administration system: BAS InSite. From that date, all staff members will arrange their HR and financial administration tasks and procurement within one central, user-friendly environment, which they can access via their computer, tablet…

On 5 January 2026, Leiden University will start to use its new administration system: BAS InSite. From that date, all staff members will arrange their HR and financial administration tasks and procurement within one central, user-friendly environment, which they can access via their computer, tablet…

From January 2026, there will no longer be SAP Self Service and some parts of the Service Portal, because Leiden University will be transitioning to Basic Administration System, BAS InSite. To make sure that all your information has been entered correctly and completely before the transition, you will…

For the Train your Brain project, Janna Marie Bas-Hoogendam received the Medical Delta Talent Acceleration Grant. 'My pilot project does not focus on a specific research question, but introduces a new technology and creates an innovative lab set-up.'

The introduction of the new administrative system BAS InSite is approaching fast. From 5 January 2026, we will be working university-wide with this system, which is hosted by AFAS. BAS will replace a number of our current administrative tools. Over the past year, the Local AFAS Team (LAT), made up entirely…

The BA Religious Studies programme has been awarded the label 'Topopleiding' (Top Education) in the Keuzegids 2021.

Within her research, Janna Marie Bas-Hoogendam covers multiple fields of study, like psychology and psychiatry. For this interdisciplinary work she will receive a major private science prize from the Foundation for Interdisciplinary Behavioural Research (SIGO). Why does the Leiden neuroscientist think…

As you may know, a draft profile for a broad BA programme in Languages and Cultures has been in development for some time. On 21 December 2021, the Faculty Board decided to end the design process of that broad bachelor’s degree programme. However, as the Faculty Board and partners in the discipline…

Prof. dr. ir. Bas Rietjens of the Dutch Defense Academy (NLDA) has been appointed Professor by special appointment Intelligence in War and Conflict at Leiden University’s Institute for Security and Global Affairs (ISGA). The appointment of Rietjens is the result of a more intensive collaboration between…