C. Cameron Miller is a research chemist in the Sensor Science Division at NIST and the group leader of the Optical Radiation Metrology Group since 2014. He joined NIST in 1996, to work in the fields of Photometry and Retroreflection and in 2003 was appointed the Photometry Project Leader. His research areas include all aspects of Photometry, Retroreflection, Germicidal Ultraviolet Radiation, & Measurement Uncertainty. In 2013, he was an analyst for the NIST Program Coordination Office.