Psychology Commons^™

Chimpanzee Signing: Darwinian Realities And Cartesian Delusions, Roger S. Fouts, Mary Lee A. Jensvold, Deborah Fouts

Anthropology and Museum Studies Faculty Scholarship

Truly discontinuous, all-or-none phenomena must be rare in nature. Historically, the great discontinuities have turned out to be conceptual barriers rather than natural phenomena. They have been passed by and abandoned rather than broken through in the course of scientific progress. The sign language studies in chimpanzees have neither sought nor discovered a means of breathing humanity into the soul of a beast. They have assumed instead that there is no discontinuity between verbal behavior and the rest of human behavior or between human behavior and the rest of animal behavior—no barrier to be broken, no chasm to be bridged, …