The issue of citizenship is currently topical. Governments have promoted teaching it in schools and immigrants are expected to pass citizenship tests to become naturalized citizens. Citizenship is frequently touted as the solution to a country's ills. ‘What is citizenship, and why does it matter?’ looks at the range and variety of uses of citizenship and the relationship between citizenship and political participation in a democratic society. Over time, the nature of the democratic political community and the qualities needed to be a citizen have changed. Why is citizenship important? What exactly does it mean? What challenges does the notion of citizenship face for the future?