The article "Federalism: An Introduction" provides an overview of how federalism works, focusing on the division of powers between central and regional governments. It discusses the reasons for choosing federalism, the roles of constituent units, and the distribution of fiscal powers. The article also explores the political institutions of the central government, intergovernmental relations, and the balance between unity and diversity in a federal system. Overall, it offers insights into the complexities and dynamics of federalism for readers to consider.