--- title: Lightgeist | Rob Gemmell description: Stay updated on LED lighting industry news and know-how, Vode’s newest linear lighting systems, founders’ posts on architectural lighting and more! --- [![awwal-logo-white](https://cdn2.hubspot.net/hubfs/3067823/awwal-logo-white.svg "awwal-logo-white")](http://vode.com/) [![vode-logo600X155.jpg](https://blog.vode.com/hs-fs/hubfs/logos/blog-logo-v2.png?width=600&height=155&name=blog-logo-v2.png "vode-logo600X155.jpg")](http://vode.com/) # Vode Lighting Blog - Filter By Topics ** ### Subscribe and stay up to date No spam, we promise! You will only  receive essential emails. ## Rob Gemmell [color therapy](https://blog.vode.com/topic/color-therapy) [task lighting](https://blog.vode.com/topic/task-lighting) [dimming](https://blog.vode.com/topic/dimming) [tunable white](https://blog.vode.com/topic/tunable-white) [tunable white lighting](https://blog.vode.com/topic/tunable-white-lighting) ##### [Best Places to Use Tunable vs. Dimmable lighting](https://blog.vode.com/bid/390504/best-places-to-use-tunable-vs-dimmable-lighting) By [Rob Gemmell](https://blog.vode.com/author/rob-gemmell) / September 19, 2014 [ Continue Reading ](https://blog.vode.com/bid/390504/best-places-to-use-tunable-vs-dimmable-lighting) [LED Lighting](https://blog.vode.com/topic/led-lighting) [dimming](https://blog.vode.com/topic/dimming) [lighting and health](https://blog.vode.com/topic/lighting-and-health) [Chronotherapy](https://blog.vode.com/topic/chronotherapy) [Photoperiodism](https://blog.vode.com/topic/photoperiodism) ##### [How lighting systems can relate to photoperiodism in humans](https://blog.vode.com/bid/390537/how-lighting-systems-can-relate-to-photoperiodism-in-humans) By [Rob Gemmell](https://blog.vode.com/author/rob-gemmell) / September 9, 2014 [ Continue Reading ](https://blog.vode.com/bid/390537/how-lighting-systems-can-relate-to-photoperiodism-in-humans) [lighting quality](https://blog.vode.com/topic/lighting-quality) [mood](https://blog.vode.com/topic/mood) [dimming](https://blog.vode.com/topic/dimming) [lighting and health](https://blog.vode.com/topic/lighting-and-health) ##### [Excess lighting linked to bad moods](https://blog.vode.com/bid/390529/excess-lighting-linked-to-bad-moods) By [Rob Gemmell](https://blog.vode.com/author/rob-gemmell) / September 2, 2014 [ Continue Reading ](https://blog.vode.com/bid/390529/excess-lighting-linked-to-bad-moods) [LED color quality](https://blog.vode.com/topic/led-color-quality) [lighting quality](https://blog.vode.com/topic/lighting-quality) [LED Lighting](https://blog.vode.com/topic/led-lighting) [architectural lighting](https://blog.vode.com/topic/architectural-lighting) [Lighting Design](https://blog.vode.com/topic/lighting-design) [art & inspiration](https://blog.vode.com/topic/art-inspiration) ##### [LED light quality is kind of a big deal](https://blog.vode.com/bid/390577/led-light-quality-is-kind-of-a-big-deal) By [Rob Gemmell](https://blog.vode.com/author/rob-gemmell) / August 28, 2014 [ Continue Reading ](https://blog.vode.com/bid/390577/led-light-quality-is-kind-of-a-big-deal) [architectural lighting](https://blog.vode.com/topic/architectural-lighting) [Lighting Design](https://blog.vode.com/topic/lighting-design) [inspiration](https://blog.vode.com/topic/inspiration) [linear LED lighting](https://blog.vode.com/topic/linear-led-lighting) [art & inspiration](https://blog.vode.com/topic/art-inspiration) [efficient commercial lighting](https://blog.vode.com/topic/efficient-commercial-lighting) ##### [LEDs becoming the darling of modern architecture](https://blog.vode.com/bid/390572/leds-becoming-the-darling-of-modern-architecture) By [Rob Gemmell](https://blog.vode.com/author/rob-gemmell) / August 20, 2014 [ Continue Reading ](https://blog.vode.com/bid/390572/leds-becoming-the-darling-of-modern-architecture) [LED Lighting](https://blog.vode.com/topic/led-lighting) [lighting and health](https://blog.vode.com/topic/lighting-and-health) [architectural lighting](https://blog.vode.com/topic/architectural-lighting) [inspiration](https://blog.vode.com/topic/inspiration) [human-centered design](https://blog.vode.com/topic/human-centered-design) [lighting safety](https://blog.vode.com/topic/lighting-safety) ##### [Lack of Toxic Materials in LED Lighting and Human Health](https://blog.vode.com/bid/390566/lack-of-toxic-materials-in-led-lighting-and-human-health) By [Rob Gemmell](https://blog.vode.com/author/rob-gemmell) / August 18, 2014 [ Continue Reading ](https://blog.vode.com/bid/390566/lack-of-toxic-materials-in-led-lighting-and-human-health) [productivity](https://blog.vode.com/topic/productivity) [dimming](https://blog.vode.com/topic/dimming) [lighting and health](https://blog.vode.com/topic/lighting-and-health) [human-centered design](https://blog.vode.com/topic/human-centered-design) [tunable white lighting](https://blog.vode.com/topic/tunable-white-lighting) ##### [Improve physical and psychological health with tunable lighting](https://blog.vode.com/bid/390564/improve-physical-and-psychological-health-with-tunable-lighting) By [Rob Gemmell](https://blog.vode.com/author/rob-gemmell) / August 12, 2014 [ Continue Reading ](https://blog.vode.com/bid/390564/improve-physical-and-psychological-health-with-tunable-lighting) [productivity](https://blog.vode.com/topic/productivity) [dimming](https://blog.vode.com/topic/dimming) [inspiration](https://blog.vode.com/topic/inspiration) [Chronotherapy](https://blog.vode.com/topic/chronotherapy) [lighting and education](https://blog.vode.com/topic/lighting-and-education) ##### [Set the tone on your creativity through lighting](https://blog.vode.com/bid/390448/Set-the-tone-on-your-creativity-through-lighting) By [Rob Gemmell](https://blog.vode.com/author/rob-gemmell) / August 7, 2014 [ Continue Reading ](https://blog.vode.com/bid/390448/Set-the-tone-on-your-creativity-through-lighting) [lighting and health](https://blog.vode.com/topic/lighting-and-health) [Chronotherapy](https://blog.vode.com/topic/chronotherapy) [circadian](https://blog.vode.com/topic/circadian) [tunable white](https://blog.vode.com/topic/tunable-white) [library lighting](https://blog.vode.com/topic/library-lighting) ##### [How LED lighting design can affect Circadian rhythm](https://blog.vode.com/bid/390445/How-LED-lighting-design-can-affect-Circadian-rhythm) By [Rob Gemmell](https://blog.vode.com/author/rob-gemmell) / August 4, 2014 [ Continue Reading ](https://blog.vode.com/bid/390445/How-LED-lighting-design-can-affect-Circadian-rhythm) [LED Lighting](https://blog.vode.com/topic/led-lighting) [productivity](https://blog.vode.com/topic/productivity) [lighting and health](https://blog.vode.com/topic/lighting-and-health) [architectural lighting](https://blog.vode.com/topic/architectural-lighting) [human-centered design](https://blog.vode.com/topic/human-centered-design) ##### [Human-centered lighting expected to be top trend](https://blog.vode.com/bid/390561/human-centered-lighting-expected-to-be-top-trend) By [Rob Gemmell](https://blog.vode.com/author/rob-gemmell) / July 31, 2014 [ Continue Reading ](https://blog.vode.com/bid/390561/human-centered-lighting-expected-to-be-top-trend) [All posts](https://blog.vode.com/all) [Next [fa icon="angle-double-right"]](https://blog.vode.com/author/rob-gemmell/page/2) ### Subscribe and stay up to date No spam, we promise! 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