This book investigates the drivers of electoral change and political realignment in contemporary democracies by analyzing the shift in citizen and elite opinions on economic and cultural issues. Russell J. Dalton, a prominent political scientist, utilizes extensive longitudinal data to examine how the emergence of new political movements—such as Green parties and far-right factions—reflects a broader transformation in voter priorities. The author argues that while economic concerns persist, the rise of cultural divisions as a response to modernization has fundamentally restructured party systems in both Europe and the United States.

Experts recognize this work as a rigorous empirical study that provides a clear framework for understanding modern political volatility. Readers frequently note the academic density of the prose, which makes it a foundational text for students and researchers of comparative politics.