James Freihaut is a professor of architectural engineering. He is a recognized expert in energy-efficient building design. His current research focuses on building systems related energy and indoor air quality. He developed an indoor aerosol laboratory research facility focusing on the aerosolization and resuspension of protein allergen carrier particles and has produced a unique set of air suspendible, allergen carrier particles from natural materials. He holds a Ph.D., from Pennsylvania State University in Fuel Science.