From 1998 to 2005, six elections took place in postcommunist Europe and Eurasia that had the surprising outcome of empowering the opposition and defeating authoritarian incumbents or their designated successors. Valerie J. Bunce and Sharon L. Wolchik compare these unexpected electoral breakthroughs - with one another and with elections that had the more typical result of maintaining authoritarian rule. They draw three conclusions. First, the opposition...