Kevin Houser [PhD, PE (NE), FIES, LC, LEED AP] is a Professor at Oregon State University with a joint appointment as Chief Engineer at Pacific Northwest National Laboratory.  Dr. Houser is an expert in light and color. He has conducted research on human perceptual and biological responses to light. Do color rendering metrics have a racial bias?  How can lighting make everyone look radiant, healthy and attractive?  What opportunities are there for truly equitable color rendering for humans? Tune in for a lively discussion that questions a core value of lighting. 

Daniel has over 25 years of experience in the lighting industry as lighting designer, manufacturer, sales rep, teacher, and consultant. He currently serves as ICF Lead Lighting Consultant for ENERGY STAR. In this episode, the wide-ranging topics include LED flicker, CRI and The Department of Energy. Daniel is also Chair of the NCQLP Examination Committee. No, you’re not going to get any answers to the exam, but it couldn’t hurt to listen to this episode!

Welcome to the premiere episode of Contrast Ratios with hosts Edward Bartholomew and John Arthur Wilson.  Edward is the Principal of Bartholomew Lighting (https://sites.google.com/view/bartholomew-lighting) and John is the founding director of Fernhill Shopworks (https://www.fernhillshopworks.com). Edward and John reveal some of the "awkward" and raw topics from their podcast.

Oliver Moorhouse is the Head of Business Development for BrainLit North America Inc a subsidiary of  BrainLit AB, the developer and IP holder for BioCentric Lighting™. We’ve talked about human centric lighting before, which Brainlit likes to call “BioCentric” lighting. Never mind controls on the wall, Oliver talks about wearables - now you just walk into a room and the lighting changes to just how you need it. The applications are widespread, from helping premature babies go home earlier to enhancing the abilities of elite athletes. And wait till you hear who’s the brain behind Brainlit.

Dr. Rajaram Bhagavathula is a Senior Research Associate in the Division of Vehicle, Driver, & System Safety at Virginia Tech Transportation Institute. Dr. Bhagavathula has conducted some fascinating studies on the effects of light on drivers.  He talks about the effects of glare and light bands on driver behaviour, the hypnotic effect, the moth effect, dashboard lights… you'll never drive the same again.

Ali joined Heliospectra as CEO in 2017. With him he brought his passion for people and technology with 22 years of international business leadership experience to his position at the helm of Heliospectra. Ali and Heliospectra are on the cutting edge of horticultural LED lighting.  With their light spectrum controlled lighting and software, “communicating” with plants to make them healthier and tastier is possible.  Far out stuff.

Robert is the founder and CEO of the Canadian Scotobiology Group Inc. that raises awareness of the impact of artificial light at night (ALAN) on wildlife and human health. Robert talks about “Eco Lights,” how much light you actually need in order to read, the shelf life of hormones and many other fascinating darkness related topics.  He even references the Moody Blues.

Angie Koch is the President and founder of Premier Lighting. Angie shares her entrepreneurial story, and what her role encompasses in the company. Greg, your Get a Grip On Lighting host is also an owner of the company, so they both share how he came on board, all those years ago, what they’re up to and where Premier is going.

James Tu is a visionary entrepreneur and the Chairman & CEO of Energy Focus.  In this episode we discuss the challenges and opportunities of the Human Centric Lighting "umbrella" which includes circadian, cuing, tuning, wellness and injury prevention.  The choice vs prescriptive circle is squared.   Finally, James refers to the scientific literature and to the massive opportunity the lighting industry has to make a significant impact on human health and wellness.  Jimmy Tunable has arrived.

Peter has a PhD in Psychology studying human perception, action, and the link between them, with over a decade of experience in conducting research in these topics. Blue light, glare bombs, perception, infrared medicine...these are just a few of the fascinating things touched upon.  We only scratched the surface with Peter.  He’ll be back.