is an Associate Professor of Architectural Engineering. He joined the faculty of the Durham School in 2014. He previously spent several years in industry, doing retro-commissioning, HVAC system design, and research. His areas of scholarly activity include high performance sustainable buildings, energy conservation through smart buildings, energy simulation, indoor air quality, thermal science, controls, and Fault Detection and Diagnostics (FDD) in HVAC systems. He received his Master's degree in Architectural Engineering from the University of Nebraska and his Ph.D. in Mechanical Engineering from Purdue University.