Projects per year
Personal profile
Research profile
Yvonne de Kort is a Full Professor and Chair of Environmental Psychology of Human-Technology Interaction in the Department of Industrial Engineering and Innovation Sciences at Eindhoven University of Technology (TU/e). With her group, she investigates light, nature and mental wellbeing. This includes investigations on effects of light exposure on alertness, sleep, mood, cognitive performance and brain activity in healthy individuals and those suffering from chronic sleep problems, effects of light therapy on improvement of mood and sleep in persons suffering from depression or burnout, and the stress restorative effects of nature, daylight and sunlight patterns in healthy persons as well as those suffering from depressive or anxiety symptoms.
While a lot of my earliest research has been performed indoors, with projections or simulations of nature, and with electric light sources, over the years my attention has shifted to real daylight and nature. Although endlessly more complex to investigate, it is my strong conviction that real daylight and nature are inherently much richer than any artificial substitute. My current ambition therefore is to learn more about all the various aspects of these natural phenomena – e.g. in terms of spectra, spatial and temporal dynamics, psychological associations and meaning, and to try and understand the many ways in which these contribute to mental health and wellbeing. In a new project we are even venturing into night sky appreciation as the often overlooked yet also relevant other side of the medal.
Academic background
Yvonne de Kort is a full professor of environmental psychology in the Human-Technology Interaction group and vice dean of the Department of Industrial Engineering and Innovation Sciences at the Eindhoven University of Technology, The Netherlands. She obtained her Ph.D. in Environmental Psychology from TU/e. Yvonne was vice dean of the department between 2019-2024 and is currently theme lead Humans and Technology for the department IE&IS. She manages TU/e’s Intelligent Lighting Institute, coordinates national and European projects, is member of the Daylight Academy, and jury member of the international Daylight Award. She is the chair of the executive committee of Studium Generale TU/e and of the committee for TU/e's 70-year anniversary.
Quote
The ties between our social, physical and technological context and human experience are many -- this web of relationships is the domain that I feel at home in, the domain of environmental psychology.
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 3 Good Health and Well-being
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SDG 7 Affordable and Clean Energy
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SDG 9 Industry, Innovation, and Infrastructure
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SDG 11 Sustainable Cities and Communities
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Collaborations and top research areas from the last five years
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Bioclock
de Kort, Y. A. W. (Project Manager), Schlangen, L. J. M. (Project member), Visser, E. (Project member), Molnar, N. (Project member) & de Joode, J. (Project member)
1/06/21 → 31/05/28
Project: Second tier
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LightCap: Light, Cognition, Attention, Perception (LightCap)
de Kort, Y. A. W. (Project Manager), Schlangen, L. J. M. (Project member), Gecer-Broadhead, E. (Project member), Verhoef, V. T. R. (Project member), Jedon, R. (Project member), van den Berge, B. (Project member), Smolders, K. C. H. J. (Project member), Gkaintatzi Masouti, M. (Project member), Aarts, M. P. J. (Project member), van Duijnhoven, J. (Project member) & Haans, A. (Project member)
1/03/20 → 31/12/24
Project: Third tier
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Intelligent Lighting
de Kort, Y. A. W. (Project Manager), Schlangen, L. J. M. (Project member) & Karaman-Madan, Ö. (Project member)
1/01/20 → 31/12/25
Project: Third tier
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DYNKA - DYNamisch licht en binnenklimaat voor KAntoren
de Kort, Y. A. W. (Project Manager), Kompier, M. E. (Project member), Zeiler, W. (Project member) & Smolders, K. C. H. J. (Project member)
1/01/18 → 15/10/22
Project: Research direct
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Circadian Rhythms in the Wild: Skin temperature versus actimetry for short-term field assessment in varying sleep conditions
Verhoef, V. (Corresponding author), Smolders, K. C. H. J., Peeters, G., Overeem, S. & Kort, de, Y. A. W. (Corresponding author), 7 Jul 2026, (E-pub ahead of print) In: Chronobiology International. XXResearch output: Contribution to journal › Article › Academic › peer-review
Open Access -
Decomposing the naturalness of dappled sunlight
Karaman-Madan, Ö., Chamilothori, K., Aarts, M. P. J. & Kort, de, Y. A. W., 2 Jul 2026, p. 188-189. 2 p.Research output: Contribution to conference › Abstract › Academic
Open AccessFile24 Downloads (Pure) -
Natural dynamics without nature? Effects of motion type in light patterns on stress recovery
Karaman-Madan, Ö. (Corresponding author), Chamilothori, K., Linders, I. K., Aarts, M. P. J. & de Kort, Y. A. W., Mar 2026, In: Journal of Environmental Psychology. 110, 13 p., 102943.Research output: Contribution to journal › Article › Academic › peer-review
Open AccessFile21 Downloads (Pure) -
Psychophysiological recovery from viewing nature and urban settings: A multisite replication
Van den Berg, A. E. (Corresponding author), Dijkstra, K., Meuwese, D., Beute, F., Darcy, P. M., Dewitte, S., Gatersleben, B., Gidlow, C. J., Hägerhäll, C. M., Hipp, J. A., Joye, Y., De Kort, Y. A. W., Lechner, S. C. M., Neale, C., Sang, Å. O., Roe, J., Scheepers, D. T., Smolders, K., Staats, H. & Steensma, R. S. & 2 others, , May 2026, In: Journal of Environmental Psychology. 111, 12 p., 102956.Research output: Contribution to journal › Article › Academic › peer-review
Open AccessFile2 Link opens in a new tab Citations (Scopus)8 Downloads (Pure) -
Sleep and Light Ecologies of Parents with Young Infants: Descriptive findings from the SUNSHINE project
Verhoef, V. T. R., Visser, E., Smolders, K. C. H. J., Antypa, N. & Kort, de, Y. A. W., 2026, (Accepted/In press) In: npj Biological Timing and Sleep. XXResearch output: Contribution to journal › Article › Academic › peer-review
Datasets
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Teasing apart office illumination: Isolating the effects of task illuminance on office workers
de Vries, H. J. A. (Contributor), Souman, J. L. (Contributor) & de Kort, Y. A. W. (Contributor), SAGE Journals, 13 May 2020
DOI: 10.25384/sage.c.4975937, https://sage.figshare.com/collections/Teasing_apart_office_illumination_Isolating_the_effects_of_task_illuminance_on_office_workers/4975937
Dataset
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Diurnal effects of illuminance on performance: Exploring the moderating role of cognitive domain and task difficulty
de Kort, Y. A. W. (Creator), Zhou, G. (Creator), Ru, T. (Contributor), Chen, Q. (Contributor) & Smolders, K. C. H. J. (Contributor), Figshare SAGE Publications, 24 Feb 2021
DOI: 10.25384/sage.c.5316652, https://sage.figshare.com/collections/Diurnal_effects_of_illuminance_on_performance_Exploring_the_moderating_role_of_cognitive_domain_and_task_difficulty/5316652
Dataset
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Visual Comfort and Acute Alerting Effects of Diurnal Intermittent Bright Light
Kompier, M. E. (Creator), Smolders, K. C. H. J. (Creator), Schlangen, L. J. M. (Creator) & de Kort, Y. A. W. (Creator), Taylor and Francis Ltd., 20 Jul 2022
DOI: 10.6084/m9.figshare.20346295, https://tandf.figshare.com/articles/dataset/Visual_Comfort_and_Acute_Alerting_Effects_of_Diurnal_Intermittent_Bright_Light/20346295
Dataset
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From luminance to brightness: A data-driven approach to support brightness assessments in open plan offices
de Vries, H. J. A. (Creator), Heynderickx, I. (Creator) & de Kort, Y. A. W. (Creator), SAGE Journals, 31 Aug 2022
DOI: 10.25384/sage.c.6174682, https://sage.figshare.com/collections/From_luminance_to_brightness_A_data-driven_approach_to_support_brightness_assessments_in_open_plan_offices/6174682
Dataset
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Investigation of Dose-Response Relationships for Effects of White Light Exposure on Correlates of Alertness and Executive Control during Regular Daytime Working Hours
Smolders, K. C. H. J. (Creator), Peeters, S. T. (Creator), Vogels, I. M. L. C. (Creator) & de Kort, Y. A. W. (Contributor), Figshare, 10 Sept 2018
DOI: 10.25384/sage.c.4228082, https://figshare.com/collections/Investigation_of_Dose-Response_Relationships_for_Effects_of_White_Light_Exposure_on_Correlates_of_Alertness_and_Executive_Control_during_Regular_Daytime_Working_Hours/4228082 and one more link, https://figshare.com/collections/Investigation_of_Dose-Response_Relationships_for_Effects_of_White_Light_Exposure_on_Correlates_of_Alertness_and_Executive_Control_during_Regular_Daytime_Working_Hours/4228082/1 (show fewer)
Dataset
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The directionality of light – A moderating factor on the diurnal non-image-forming effects
de Kort, Y. A. W. (Examiner)
23 Jan 2026Activity: Examination types › Examination › Scientific
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Clocks & Sleep (Journal)
de Kort, Y. A. W. (Editorial board member)
2026 → …Activity: Publication peer-review and editorial work types › Editorial activity › Scientific
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Lighting for educational spaces: Designing spatial lighting distribution for school classrooms
de Kort, Y. A. W. (Examiner)
21 Nov 2025Activity: Examination types › Examination › Scientific
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Equinox - Embracing Life with Light
de Kort, Y. A. W. (Speaker)
18 Sept 2025 → 19 Sept 2025Activity: Talk or presentation types › Keynote talk › Professional
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Implementing Circadian lighting in Hospitals and Eldercare Housing: Investigating Nurses’ Experiences, Visual Comfort, and Satisfaction with a Circadian Lighting System
de Kort, Y. A. W. (Examiner)
18 Sept 2024Activity: Examination types › Examination › Scientific
Courses
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Brain, body & behaviour
IJsselsteijn, W. A., Nuñez Castellar, E., de Kort, Y. A. W. & Zaal, M. 1/09/12 → 31/08/27
Course
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Healthful environments: light, wellbeing and the biological clock
de Kort, Y. A. W. 1/09/23 → 31/08/27
Course
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Psychology of light and time
de Kort, Y. A. W., Smolders, K. C. H. J., Chamilothori, K. & Verhoef, V. T. R. 1/09/15 → 31/08/27
Course
Press/Media
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‘I take care of the deadlines; the researchers take care of content’
10/03/23
1 item of Media coverage
Press/Media: Expert Comment
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Studies from Eindhoven University of Technology Have Provided New Data on COVID-19 (Integrating technology in mental healthcare practice: A repeated cross-sectional survey study on professionals' adoption of Digital Mental Health before and ...)
de Kort, Y. A. W., IJsselsteijn, W. A., Westerink, J. H. D. M. & Feijt, M. A.
6/03/23
1 item of Media coverage
Press/Media: Expert Comment
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-Eindhoven University of Technology : Shine a light at work
de Kort, Y. A. W. & Smolders, K. C. H. J.
6/04/22
2 items of Media coverage
Press/Media: Expert Comment
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Shine light at work 6 April
de Kort, Y. A. W. & Smolders, K. C. H. J.
5/04/22
2 items of Media coverage
Press/Media: Expert Comment
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Condolences following fatal skiing accident
van Houtum, G.-J. J. A. N., Baaijens, F. P. T., de Kort, Y. A. W., van Woensel, T. & Heynderickx, I. E. J.
8/02/22
1 item of Media coverage
Press/Media: Expert Comment
Thesis
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Onderzoek naar bejaardenoorden voor visueel gehandicapten
de Kort, Y. A. W. (Author), Dinjens, P. J. M. (Supervisor 2) & van Wagenberg, A. F. G. M. (Supervisor 1), 30 Jun 1993Student thesis: Master
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