In the search and seizure context, the United States is much more heavily wedded to warrants and exclusion than European countries and in the interrogation setting requires more robust warnings than most nations in Europe. Comparative empiricism is an empirical assessment of the relative...

Australia and the European Union face similar problems in relation to police cooperation across borders. In Australia the problem takes place within a federal system constituted of six States and two Territories overlaid with a federal criminal jurisdiction. The fact that Australia is divided...