The growing clamour for a codified constitution of the UK (or what is left after Scotland leaves)

The theory of politics is sometimes seen as abstract, ivory-tower thinking, detached from reality. But the challenges that face Britain today—constitutional reform, possible secession by Scotland, our relation to the authorities in Brussels and in Strasbourg, and our views about immigration and financial equity—all involve fundamental concepts and values. And it is the mission of political theorists to think about how those values and concepts affect the issues that face our politicians and...