Photo of Muehleisen, Ralph T.

Ralph T. Muehleisen, Ph.D P.E., LEED AP BD+C, INCE Board Certified

Principal Building Scientist, Joint Staff Appointment, Adjunct Associate Professor


Dr. Muehleisen is Principal Building Scientist at Argonne National Laboratory, Principal building scientist, Section Lead for the Argonne Building Energy Decision and Technology Research (BEDTR) Program, and the Argonne Urban Science and Engineering Program Lead. He provides oversight of technology and engineering-related projects and provides quality control to all projects within the Argonne BEDTR Program.

Dr. Muehleisen has a Joint Staff Appointment, Computation Institute at the University of Chicago where he performs computational research in many areas including modeling of complex urban systems, developing models and tools for smart building / smart grid interaction, and stochastic models of building energy use.

Dr. Muehleisen is an Adjunct Associate Professor, Illinois Institute of Technology where he teaches courses in basic building science, building enclosure design, and architectural acoustics. Advises M.S. and Ph.D. students in Architectural Engineering, Civil Engineering, Mechanical Engineering, and Architecture programs.

Dr. Muehleisen is active in many Professional Societies and is widely published. He currently is the Associate Editor for Journal of Architectural Engineering (JAE).


B.S. Majors in Electrical and Computer Engineering and Physics – University of Wisconsin
Ph. D. in Acoustics, Department of Aerospace Engineering – Pennsylvania State University