Despite formidable efforts by a few daylighting professionals—many of whom were interviewed for this report—daylight harvesting’s adoption remains darkened by building owners’ skepticism, and clouded by architects’ incertitude.

Interviews and research by Eneref Institute illustrate how the recent advances in controls, materials and metrics, combined with the indisputable benefits of natural daylight,
should enable significant growth of the technology as the industry responds successfully to longtime obstacles.