In the past, using lighting-calculation software has been frustrating — programs were time-consuming, keystroke-dependent and hard to master. Users were often restricted to designing simple, ...

It’s no secret that lighting designers must wear many hats, but according to the Illuminating Engineering Society of North America (IESNA), the actual number of those hats might surprise you. A review ...

ARLINGTON, Va. - The Air Conditioning Contractors of America (ACCA) has invited interested persons to join a team developing load calculation standards for light commercial buildings. The purpose of ...