I. Constitutionalism: Theory of the Constitution and Sources of the Law.

II. Constitutionalism: Form of State and Form of Government.

III. Constitutionalism: Separation of powers and rule of law.

IV. Constitutionalism: Organization of the territory and Borders.

V. Constitutionalism: Sovereignty and Globalization.

VI. Constitutionalism: Courts of Justice and Dialogue between Courts.

VII. Constitutionalism: Equality and Solidarity.

VII. Constitutionalism: Economy and European Funds.

IX. Constitutionalism: Rights and Guardianship.

X. Constitutionalism: Citizenship and Migration.

XI. Constitutionalism: Identities and Collectivities.

XII. Constitutionalism: History, Crisis and Future Perspectives.

XIII. Constitutionalism: Technological Revolution and Digital Society.

XIV. Constitutionalism: Climate Emergency and Future Generations.

XV. Constitutionalism: Pandemic and Health Crisis.

XVI. Constitutionalism: Impact and relationship with other disciplines.

General note: all research lines admit both European and national approaches, as well as international and comparative perspectives.