Does using the “night” mode on your smartphone improve sleep quality?
Newsletters
Here are my newsletters for 2021:
How to wear a face mask & see clearly and comfortably
Creating colour-inclusive designs
Brightness and Contrast on your computer monitor – What is the difference?
Archive of older newsletters
2020
Cool Yule Gifts: Festive season gift ideas for people working from home
2020 December - Christmas gifts
Satisfaction with light influences our perception of others
2020 September - Satisfaction with light
2019