The global relevance of subsidiarity : an overview / Michelle Evans and Augusto Zimmermann -- Subsidiarity in the writings of Aristotle and Aquinas / Nicholas Aroney -- Subsidiarity in Catholic social theory / Patrick McKinley Brennan -- The relationship between subsidiarity and sphere sovereignty / Lael Daniel Weinberger -- Subsidiarity and social pluralism / Jonathan Chaplin -- Subsidiarity, democracy and individual rights in Brazil / Augusto Zimmermann -- Can subsidiarity reform the modern welfare state? / Robert A. Sirico -- Subsidiarity and the German Constitution / Jürgen Bröhmer -- Subsidiarity as judicial and legislative review principles in the European Union / Gabriël A. Moens and John Trone -- Subsidiarity and federalism : a case study of the Australian Constitution and its interpretation / Michelle Evans -- Subsidiarity and the global order / Andreas Follesdal