Mark Lupher is assistant professor of sociology at the University of Virginia.

• Power in Macrosociological Perspective -- Power Restructuring in Late Imperial, Republican, and Revolutionary China -- Power Restructuring in Muscovite, Imperial, and Revolutionary Russia -- The Rise and Consolidation of Stalinism -- Reform and Reaction in the Khrushchev Era -- Chinese Communism, Maoism, and the Origins of the Cultural Revolution -- The Cultural Revolution and the Origins of Post-Mao Reform -- Continuity and Change in Post-Mao China -- Power Restructuring in the Period of Perestroika -- Power Restructuring in Historical and Comparative Perspective