Charles Krebs
Canadian ecologist
Charles J. Krebs, FRSC (born 17 September 1936) is a professor emeritus of population ecology in the University of British Columbia Department of Zoology. He is also Thinker-in-residence at the Institute for Applied Ecology at the University of Canberra, Australia. He is renowned for his work on the fence effect, as well as his widely used ecology textbook Ecology: The Experimental Analysis of Distribution and Abundance.