Introduction / Andrzej Jakubowski and Karolina Wierczy?ska -- Constitutionalisation : a new philosophy of international law? / Jerzy Zajadlo, Tomasz Widlak -- From the internationalisation of national constitutions to the "constitutionalisation" of international law : the role of human rights / Vassilis Tzevelekos, Lucas Lixinski -- International constitutionalism, language in legal discourse, and the functions of international law scholarship / Roman Kwiecien -- The creeping constitutionalization and fragmentation of international law : from "constitutional" to "consistent" interpretation / Maurizio Arcari -- The paradoxes of fragmentation : does regional constitutionalisation constitute a fragmentation threat to the international legal order? / François Finck -- International constitutionalisation of protection of privacy in the internet : the Google case example / Krystyna Kowalik Banczyk -- The "revival" of sovereignty via the complementarity regime and the "doctrinal" idea of responsibility to protect " what about constitutionalization? / Maria Varaki -- Fragmentation of the law of targeting : a comfortable excuse or dangerous trap / Patrycja Grzebyk -- The rome statute and the debate surrounding the constitutionalization, fragmentation and pluralisation of international criminal law / Karolina Wierczynska -- Justifying "fragmentation" and constitutional reforms of international law in terms of justice, human rights and "cosmopolitan constitutionalism" / Ernst-Ulrich Petersmann -- A constitutionalised legal order : exploring the role of the World Heritage Convention (1972) / Andrzej Jakubowski -- Constitutionalisation through fragmented adjudication / Mónika Ambrus -- From fragmentation to coherenc e: a constitutionalist take on the trade and public health debates / Chien-Huei Wu -- Access to environmental justice for NGPs : interplay between the Aarhus convention, the EU Lisbon treaty, and the European Convention on Human Rights / Marjolein Schaap, Rubio Imbers -- The "reconciliatory approach" : an interpretative response to harmonize international environmental law with other specialised areas of international law / Britta Sjöstedt