Product Guide Lightshelves Carefully designed daylighting systems can go awry at the end of the design process. For this school, consultants recommended separate shades above the interior lightshelves—but the school instead repurposed vertical blinds from another building; they stay closed almost constantly. Photo: (left) Marcus Sheffer; (right) Todd A. Reed Behind the recommendations Related articles Behind the recommendations Related articles Lightshelves These lightshelves effectively reflect direct sunlight onto the ceiling, turning glare into diffuse daylight. More about Lightshelves Doing Daylighting Right Harvesting daylight is a popular way to save energy and promote productivity. But getting it wrong is all too easy—and can have the opposite effects. Daylighting Correlates with More Sleep in New Study Employees with windows in their offices had healthier lifestyles and got more rest at night, researchers say. BrightShelf – An Easy-to-Install, Easy-to-Maintain Lightshelf LightLouver Offers Low-Profile Alternative to Light Shelves Cool Products From Greenbuild 2009: An Expo Floor Tour More Heat Than Light: Six Wrong Ways to Daylight a Building Design Strategies for Occupant Engagement—and Why They Boost Performance Researchers reveal simple ways to empower occupants to reduce energy, water, and waste. It all starts with good design. Occupant Engagement: Where Design Meets Performance No matter how carefully you plan a retrofit or design a building, the occupants hold the keys to environmental performance. But design teams can help them unlock any building’s potential.