Summary
This study investigated whether bright light improves working memory performance depending on task difficulty and time of day, exploring the non-image forming pathways by which illuminance influences cognition. Findings have practical implications for optimizing lighting levels in workplaces and educational settings to support cognitive performance throughout the day.
Key Findings
- Bright light effects on working memory performance were examined as a function of task difficulty and time of day, exploring NIF (non-image forming) pathways
- The study assessed whether illuminance-related cognitive benefits are modulated by circadian timing, suggesting dynamic lighting strategies may be needed rather than a single fixed illuminance level
Categories
Workplace Performance: Examines how illuminance levels affect working memory and cognitive task performance, with direct implications for office and workplace lighting design.
The Science of Light: Investigates non-image forming (NIF) effects of light on cognition, contributing to understanding of how illuminance influences brain function beyond visual processing.
Author(s)
LM Huiberts, K Smolders, YAW De Kort
Publication Year
2015
Number of Citations
125
Related Publications
Workplace Performance
- Acute alerting effects of light: A systematic literature review
- Effects of artificial dawn and morning blue light on daytime cognitive performance, well-being, cortisol and melatonin levels
- Can light make us bright? Effects of light on cognition and sleep
- Kruithof's rule revisited using LED illumination
- Light modulation of human clocks, wake, and sleep
The Science of Light
- Phototransduction by retinal ganglion cells that set the circadian clock
- Color appearance models
- The mammalian circadian timing system: organization and coordination of central and peripheral clocks
- Diminished pupillary light reflex at high irradiances in melanopsin-knockout mice
- Melanopsin is required for non-image-forming photic responses in blind mice