Do democracies really represent citizens? The world’s leading expert provide an answer in 34 chapters. The various chapters offer a comprehensive review of the literature on the various aspects of political representation. The main organizing principle of the Handbook is the chain of political representation, the chain connecting the interests and policy preferences of the people to public policy via political parties, parliament and government. Most of the chapters assessing the functioning of the chain of political representation and its various links are based on original comparative political research. Comparative research on political representation and its various subfields has developed dramatically over the last decades so that even ten years ago a Handbook like this would have looked totally different.