Introduction

This chapter presents the framework, objectives, structure, and methodology of the book. First, it clarifies to which field of study the research belongs, that is the studies on the judicial dialogue between national and international courts in the European multilevel system of fundamental rights protection, and explains the elements of novelties. Second, it illustrates the reasons prompting a research the ECtHR case law citing constitutional courts. Third, the internal structure of the book is presented. As a final point, methodological issues related to the quantitative research are presented.