B.F. Skinner (1904–1990) American behaviorist
As quoted in "Unpacking the Skinner Box : Revisiting B. F. Skinner through a Postformal Lens" by Dana Salter in The Praeger Handbook of Education and Psychology Vol. 4 (2008) edited by Joe L. Kincheloe and Raymond A. Horn, Ch. 99, p. 872.