Today most learned Jews apparently prefer to dwell on the vagueness of biological racial distinctions and the fallacy of "Aryanism" rather than search for signs of a mental orientation that sets Jews of whatever nationality apart from non-Jews. But not Abraham Aron Roback, thoughtful and erudite Jewish psychology professor at Boston's Institute of Advertising, onetime instructor at Harvard. To the current issue of Character and Personality Dr. Roback contributed a report on characteristics of Jewish habits of thought and modes of expression.
"Paradoxical though it be," says Dr. Roback, "most of the major...