Rogier van der Heide: Why light needs darkness | Video on TED.com
TED Talks Lighting architect Rogier van der Heide offers a beautiful new way to look at the world -- by paying attention to light (and to darkness)....
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TED Talks Lighting architect Rogier van der Heide offers a beautiful new way to look at the world -- by paying attention to light (and to darkness)....
Watch video