Still, the practical results are hard to dismiss, and the behavioristic approach has become a sustained, potent challenge to the dominance of Freudian-influenced psychiatry.
At 35, Salter is an acknowledged master of the behavioristic school's technique.
As leader of the "behavioristic" psychologists, who liken man to a machine, Skinner is vigorously opposed both by humanists and by Freudian psychoanalysts.