Ulrich Weisstein's collection of 21 essays offers a comparative study of Expressionism as a Modernist movement whose dynamic core lay in Germany and Austria-Hungary, but which transformed artistic practices in other European countries. The focus, Weisstein argues, "must be strictly and sharply aimed at a specific body of works and opinions--a relatively dense core surrounded by a less clearly defined fringe zone--indigenous to the German speaking countries." The volume spans an "Expressionist" period extending from roughly 1910 to 1925. Weisstein himself contributes two introductory chapters...