Norman Tyler, FAICP, is faculty and former director of the Urban and Regional Planning program at Eastern Michigan University. He has also taught at the University of Michigan and Penn State University. He is a member of the American Institute of Certified Planners and a registered architect. He has served on the board of the Michigan Association of Planning, the Michigan Historic Preservation Network, the local chapter of the American Institute of Architects, and a founding member of the Ann Arbor Preservation Alliance.
Ted J. Ligibel, PhD, is director of Eastern Michigan University's historic preservation programs and an advisor emeritus to the National Trust for Historic Preservation and the Michigan Historic Preservation Network. He currently serves as chair of the National Council for Preservation Education.
Ilene R. Tyler, FAIA, FAPT, LEED AP, is Principal and Director of Preservation in the Ann Arbor office of Quinn Evans Architects. She has served on the Association for Preservation Technology Board of Directors and the Technical Committee for Sustainable Preservation. She teaches a course in the Principles of Preservation Technology at Eastern Michigan University, and has lectured widely on the topic.