Few fields of legal study are as introspective as comparative law. It is fairly obvious that scholars would try to analyze and elaborate the rules of contracts, succession, or administrative law. Those subjects affect people every day. It takes some thinking, on the other hand, to figure out why anyone should care about how and why German and Canadian judicial qualifications differ. In fact, a hefty chunk of comparative law scholarship concerns, well, comparative law scholarship.1 Comparative constitutional law—a relative latecomer to comparative study—contributes at least its fair share to this literature.2   For many years, Gunter Frankenberg has been an important participant...