As part of May's International Day of Light, the London School of Economics' Configuring Light research group held a night-walk through central London to help lighting professionals gain a better social sense of the urban landscape at night, and lighting's role within this The International Year of Light in 2015 was initiated mainly by physicists in order to raise the public profile of photonics. The ILP, of course, marked the celebration with a keynote lecture on circadian rhythms, photo-receptors and lighting by Professor Russell Foster, professor of circadian neuroscience at Oxford University.
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