He glanced at the statue which the camp workers had erected near the gate. It caused a wince. He recognized it as one of the composite human images derived from mass psychological testing in which subjects were given sketches and photographs of unknown people and asked such questions as: "Which would you most like to meet?" and "Which do you think would make the best parent?" or "Which would you want to avoid?" or "Which do you think is the criminal?" From the photographs selected as the "most" or the "least" in terms of the questions, a series of "average faces," each to evoke a first-glance personality judgment had been constructed by computer from the mass test results.