Valuable, timely essays by 13 well-known American authorities. More than half the book probes the nature and sources within the Soviet Union of the changes Gorbachev is seeking to accomplish. The remaining chapters are cautiously optimistic in exploring the international implications. Professor Bialer concludes, for example, that "the time has come at least to suspend the idea that we must conduct a crusade [against] . . . the Soviet Union. The continuation of such an attitude will leave us standing alone among the developed capitalist societies."