He is a lighting engineer at Pacific Northwest National Laboratory (PNNL) focusing on the development of LED technology. His emphases are human factors experiments and development of new metrics and test methods, especially for the topics of color, glare, flicker, and long-term performance. He is a member of the Illuminating Engineering Society's (IES) Color Committee and Technical Procedures Committee and also active with the International Commission on Illumination (CIE). Prior to joining PNNL, he earned a doctorate in architectural engineering from Penn State University. He was named a future leader of lighting by LD+A magazine in 2010, has authored over 50 journal articles and government reports, and received the 2013 Taylor Technical Talent Award from the IES for his published work.
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