Advertising banner for Naturalled showing a built-for-demand environments adjustable vapor-tight jelly jar light with IP65 rating and accessory icons (photocell, protection badges).

Lighting Design, Research

Light and Productivity

Craig DiLouie March 13, 2015

The relationship between lighting and productivity has been the subject of study for almost 100 years, but determining a definitive, quantifiable relationship remains elusive.

That was the consensus of a three-person Light and Productivity panel of experts assembled by the National Lighting Bureau as part of its annual forum conducted in conjunction with the EdisonReport.

Moderated by Randy Reid, the discussion included Mary Beth Gotti of the GE Lighting & Electrical Institute, Dr. Mark Rea of the Lighting Research Center, and John Bachner of the National Lighting Bureau.

Watch it here:

author avatar
Craig DiLouie
See Full Bio

You Might also Like

Lighting Design

Designing Night Attraction Lighting for Living Landscapes

Research

Muon Laser Photographed Object Through 6 Feet Of Concrete

Industrial lighting ad showing a rugged, jail-shaped vapor-tight jelly jar with ceiling and wall mounts; text reads 'Built for demanding environments' and 'Adjustable Vapor Tight Jelly Jar' behind a textured metal background, 'Naturaled 25 yrs' logo at top left.

Events

DLC Summit 2026

Los Angeles, CA

October 26-27, 2026

IES Street & Area Lighting Conference

Phoenix, AZ

November 8-11, 2026

Light Expo London

London, UK

November 18 - 19, 2026

Canada Light Expo 2026

Toronto, Canada

November 18-19, 2026

Lightovation: Dallas International Lighting Show

Dallas, TX

January 6-9, 2027

Click For More
Event banner for Light+ Intelligent Building North America with dates March 15–18, 2027 in Las Vegas; includes a yellow 'Register Today' button and schedule details.
Dallas Market Center ArcLight Summit banner: Call for Speakers, June 22–23, 2027 — Apply Now (logo with colorful arc.”] ,

Archives

Categories

About

Launched in 2001, LightNOW covers the rapidly changing lighting world for lighting people. Check-in daily to see new posts by Editor David Shiller, Craig DiLouie, and other experts in the lighting field including consultants and lighting designers. Posts include news items to keep you up to date, short opinion pieces to invite you to consider another point of view, new products every Monday, and links to new research and tools to help you design with light. Also be sure to subscribe to the LightNOW newsletter (free), which is published every two weeks as a digest of articles on the site. We always welcome your feedback, so feel free to comment on any of the stories that appear here at LightNOW. If you are a manufacturer, LightNOW offers a low-cost ad vehicle to reach thousands of specifiers, contractors, reps, distributors, consultants, owners, and other stakeholders in the sales channel. For advertising inquiries, contact Suelynn Shiller. Thank you for visiting, and we hope you find LightNOW useful for your career in lighting

Light Now Logo

Lighting Solution Development
7889 River Hill Lane, Alexandria, PA 16611-2604

THE INFORMATION CONTAINED IN ALL ARTICLES PUBLISHED ON WWW.LIGHTNOWBLOG.COM HAS BEEN OBTAINED FROM SOURCES BELIEVED TO BE RELIABLE. DAMAGES ARISING FROM ERRORS, OMISSIONS, OR DAMAGES AS A RESULT OF THE USE OR MISUSE OF THE DATA OR INFORMATION CONTAINED AT WWW.LIGHTNOWBLOG.COM ARE NOT THE RESPONSIBILITY OF LIGHTING SOLUTION DEVELOPMENT, INTER.LIGHT, INC., ZING COMMUNICATIONS, INC., OR THEIR EMPLOYEES. ALL INFORMATION CONTAINED AT WWW.LIGHTNOWBLOG.COM IS PUBLISHED FOR PROFESSIONALS SEEKING INFORMATION ABOUT THE SUBJECTS CONTAINED THEREIN. IT IS NOT THE INTENT OF WWW.LIGHTNOWBLOG.COM TO PROVIDE PROFESSIONAL SERVICES SUCH AS DESIGN, ENGINEERING, OR CONSULTING. IF THESE SERVICES ARE SOUGHT, THEY SHOULD BE RENDERED BY PROPERLY TRAINED, REGISTERED, REGULATED AND INSURED PROFESSIONALS.

© Copyright 2026 LightNOW