William E. Rees

School of Community and Regional Planning, University of British Columbia, Canada

William E. Rees is an ecologist, ecological economist, professor emeritus, and former director of the University of British Columbia’s School of Community and Regional Planning. He researches global ecological trends with a special interest in psycho-cognitive barriers to corrective societal change. Prof Rees is the originator and co-developer (with his graduate students) of “ecological footprint analysis” (EFA). He has authored hundreds of peer-reviewed and popular articles on EFA and humanity’s overshoot predicament.