Professor of Psychology, University of Essex
Visual perception, including colour vision and the design of ophthalmic tints
Use of ophthalmic tints in autism and multiple sclerosis
The response of the brain to visual stimuli measured using near infrared spectroscopy
Lighting and its biological effects
Visual dysfunction in migraine
Photosensitive epilepsy and migraine
Reading disorders and the design of text for children
Spectral and chromatic analysis of uncomfortable images
The European Union recently announced a ban on halogen light bulbs, to persuade the public to switch to LED lamps. Its unlikely to raise many eyebrows. There are, after all, lots of different lamps on the market. Some...
Its three oclock youre at work, struggling to focus during the afternoon lull. You gaze out of your office window, hoping for some relief, but instead you feel a headache coming on. Flat grey concrete lines the streets,...