The book is divided into nine self-contained chapters: "Defining Democracy," which discusses procedural, deliberative, and substantive democracy; "Sources of Democracy," on why democracy exists in some countries and not in others; "Democracy, Culture, and Society," about cultural and sociological preconditions for democracy; "Democracy and Constitutionalism," which focuses on the importance of independent courts and a bill of rights; "Presidentialism versus Parliamentarianism"; "Representation," discussing which is the fairest system of democratic accountability; "Interest Groups"; "Democracy's Effects," an examination of the effect of democracy on economic growth and social inequality; and finally, "Democracy and the Global Order" discusses the effects of democracy on international relations, including the propensity for war and the erosion of national sovereignty by transnational forces.