Every four years, journalists propel a presidential campaign into the national consciousness. New candidates and issues become features of the political landscape while familiar rituals are reshaped by the unpredictability of personalities and events. Underlying this apparent process of change, however, is a recurrent cycle of political themes and social attitudes, a pulse of politics that locks the process of choosing a president into a predictable pattern. In this bold and brilliant examination of modern presidential politics, James David Barber reveals the dynamics of this cycle and shows how the pattern of drift and reaction may be broken in this most critical of political choices.