William P. Bahnfleth, Ph.D., P.E.
William P. Bahnfleth, Ph.D., P.E., is a professor and director of the Indoor Environment Center in the Department of Architectural Engineering at The Pennsylvania State University-University Park. He holds a doctorate in Mechanical Engineering from the University of Illinois at Urbana-Champaign and is a Registered Professional Engineer. He has more than 30 years of experience as a consulting engineer, researcher and educator. Dr. Bahnfleth has been a member of ASHRAE since 1981 and is an ASHRAE Fellow and Distinguished Lecturer.