Despite the importance of second chambers to the success of constitutional democracies around the world, today many fundamental questions about bicameralism remain understudied and undertheorized. What makes bicameral reform so difficult? Why choose bicameralism over unicameralism? What are the constitutional values of bicameralism? This innovative book addresses these questions and many more from comparative, doctrinal, empirical, historical and theoretical perspectives. Featuring contributions from leading and emerging scholars in the field, this book provides a timely account of the...

This insightful book guides readers through the transformation of, and theoretical challenges posed by, the separation of powers in national contexts. Building on the notion that the traditional tripartite structure of the separation of powers has undergone a significant process of fragmentation and expansion, this book identifies and illustrates the most pressing and intriguing aspects of the separation of powers in contemporary constitutional systems. Chapters explore the social foundations of the doctrine of the separation of powers, its relationship to direct democracy, the role of...