New York Times article on a study conducted at the Centre for
Chronobiology in Basel on the effects of light-emitting diodes on
circadian physiology and cognitive performance:
In Eyes, a Clock Calibrated by Wavelengths of Light (4.7.2011)
(PDF)
New Book:
Chronotherapeutics for Affective Disorders. A Clinician's
manual for
light and wake therapy. Wirz-Justice, A, Benedetti, F, Terman, M
(2009).
(PDF)