The recent revolutions or near-revolutions in Serbia, Georgia, Moldova, Kyrgyzstan, and Ukraine share the following characteristics: stolen elections triggered them, there were massive, nonviolent demonstrations, and the opposition united behind a single, often charismatic, leader. This article combines two theoretical perspectives on the recent revolutions in southeast Europe and Central Asia:...

This article critically examines developments in CCTV (Closed Circuit Television) policy and provision in the UK, with specific reference to the ‘evidence-based’ approach to policymaking and service provision. The main features of the CCTV revolutions are examined from a policy perspective, so that intertwined changes in purpose and technological configuration are illuminated. The underlying pr...

These remarks permit us at last to consider the problems that provide this essay with its title. What are scientific revolutions, and what is their function in scientific development? Much of the answer to these questions has been anticipated in earlier sections. In particular, the preceding discussion has indicated that scientific revolutions are here taken to be those non-cumulative developme...

The self-limiting revolutions of 1989 in Central Europe offer an alternative paradigm of revolutionary change that is reminiscent more of the American struggle for independence in 1776 than the Jacobin tendencies that grew out of the French Revolution of 1789. In order to understand the contradictory impulses of the revolutions of 1989—the desire for a radical renewal and the concern for preser...

G enerally, technological progress proceeds at a slow and measured pace, with only incremental improvements seen in existing products and technologies in the economy. At times, however, the pace accelerates, and the economy experiences a technological revolution during which radically new products and technologies are introduced. Recent discussions suggest that the world economy is currently ex...