Perestroika (restructuring) presents Gorbachev's aspirations and major policies. "Democratization" of management and society is a central if undefined goal. The author admits past stagnation in domestic, and mistakes in foreign, policy. Instead of attaining communism by the end of the century, he aspires for the U.S.S.R. to reach the "world level" of science and technologyappealing to Westerners. But Perestroika reflects the limitations of present...