Does a nation subconsciously reveal itself through the movies it turns out? An expert who thinks so, and has written a book to prove his point, is German-born Dr. Siegfried Kracauer, who apparently knows a good bit about both psychology and German movies. As sociology, Dr. Kracauer's From Caligari to Hitler (Princeton University Press; $5) depends pretty heavily on historical hindsight. As movie lore, it may fascinate cinemagoers who know little about German films except that they gave the world Marlene Dietrich, Peter Lorre, Emil Jannings and Director Fritz Lang.
Dr. Kracauer looks...