October 2025 – Lighting by Jeffrey
1 post published by lightingbyjeffrey during October 2025| Lighting by Jeffrey
1 post published by lightingbyjeffrey during October 2025| Lighting by Jeffrey
Photo by Lex Photography on Pexels.com I had to chuckle as I read an article in the September 2025 issue of LD+A about the importance of freehand sketching. (Drawn to Life by Cristobal Correa and J…| Lighting by Jeffrey
I receive email blasts from “The Architect’s Newsletter” every day. It keeps me informed of the many things happening in an industry I thought would be my life’s work. (I studied architecture and thought I would become an architect. Lighting somehow snagged me at an early age.) I also read and scan a number of […]| Lighting by Jeffrey
As a young guy, my group of friends loved to play the board game, Landslide. During the game, players collected electoral votes in order to win the US Presidency. (We were a VERY politically active…| Lighting by Jeffrey
1 post published by lightingbyjeffrey during September 2025| Lighting by Jeffrey
I believe we lighting people have a tendency to mix or confuse Human Centric Lighting with Circadian Supportive Lighting. It was a point well-made by a lecturer at the recent Cleveland Electric Exp…| Lighting by Jeffrey
2 posts published by lightingbyjeffrey during August 2025| Lighting by Jeffrey
Photo by Ethan Brooke on Pexels.com A kangaroo walks into a bar and orders a martini. The bartender looks up quizzically, grabs the gin and start preparing the drink. After an appropriate shake and…| Lighting by Jeffrey
3 posts published by lightingbyjeffrey during March 2025| Lighting by Jeffrey
2 posts published by lightingbyjeffrey during July 2025| Lighting by Jeffrey
The recently released “2025 State of the Nation’s Housing” report from the Harvard Joint Center for Housing Studies is a daunting read. Try as I might, I could not find a silver lining in this cloudy collection of stats and data. As anyone involved in decorative residential lighting knows, there is a close correlation between […]| Lighting by Jeffrey
Photo by picjumbo.com on Pexels.com My wife and I have just moved into our new-old home. We have spent almost a year restoring and reinvigorating a mid-century ranch that will deliver a more carefr…| Lighting by Jeffrey
In my last blog post, I explained the recent recommendation by the CIE (International Commission on Illumination) to move away from CRI and replace it with Rf, CIE General Color Fidelity Index. Almost immediately, I was asked why. It’s a good question. On the surface, they appear to be very similar. This last point is […]| Lighting by Jeffrey
Photo by Alexander Grey on Pexels.com You may have heard that the CIE (International Commission on Illumination) has finally agreed with numerous illumination and color of light experts to abandon …| Lighting by Jeffrey
Photo by Anna Nekrashevich on Pexels.com We have all heard the statistics about dimmers. An inordinately high percentage of dimmers are never changed. People set it to some level they desire and it…| Lighting by Jeffrey
Photo by Annisa Nuriddar on Pexels.com My last blog was on ultraviolet light, now one on infrared. Do we detect an “unseen” pattern here? Here’s an interesting twist that few people saw coming. The…| Lighting by Jeffrey
