While some lighting designers are taking a wait and see attitude about circadian lighting, others are taking a proactive stance. The industry may not agree on the same numbers, but there is consensus that more light in the day is positive for circadian stimulus. A panel of three experts at the National Lighting Bureau’s Annual Lighting Forum discussed these issues, focusing on the question whether the industry should wait for more research or begin implementing what we know today.

Demand for design services in November increased at a modest pace for the second month in a row, according to The American Institute of Architects (AIA).

The Zhaga Consortium recently announced publication of Version 2.0 of its Book 18 specifications for the mechanical, electrical, and communication interfaces between luminaires and sensors and/or communication modules.

LD+A, the official publication of the Illuminating Engineering Society, recently published the 2019 Progress Report, featuring more than 70 major new product introductions during the year.

Lumenwerx’s Voila 2″ downlights and wall washers come in round and square apertures with with Open Frame, IC and CCEA housings, all requiring less than four inches of plenum depth.

Amazon, Apple, Google, and the Zigbee Alliance recently announced a new working group that plans to develop and promote the adoption of a new, royalty-free connectivity standard to increase compatibility among smart home products, with security as a fundamental design tenet.

The Department of Energy has confirmed its September 5, 2019 determination that existing energy standards for general-service incandescent lamps do not need to be amended, citing these amendments are not economically justified.

On December 20, 2019, President Trump signed into law HR1865, the Further Consolidated Appropriations Act (2020), which contained an extension to the Energy-Efficient Commercial Buildings Tax Deduction (179D).

The National Electrical Manufacturers Association and the American Lighting Association are suing California to block the state’s updated lamp efficiency standards from going into effect on January 1, 2020. Today, a federal court denied a temporary restraining order.