In our latest featured piece from SiouxFalls.Business, Electrical Engineer Kelli Osterloo — one of only two Lighting Certified professionals in South Dakota — shares the science behind how your lighting environment’s intensity and color temperature work together to affect your body. Engineer-in-Training Carly Nord and Principal/Senior Architect Michelle Klobassa embedded the technology in a major expansion for Dow Rummel Village in Sioux Falls, SD.