That the recent turn in European Constitutional Review has effectively brought about a revolution in European law has been observed before. At issue are two major developments in European judicial review. On the one hand, the European Court of Human Rights has been collapsing traditional boundaries between constitutional law and private law with a series of decisions that effectively recognized the "horizontal" effect of Convention rights in the private sphere. On the other hand, the European Court of Justice has also given horizontal effect to fundamental liberties embodied in the Treaty...